{"title":"LDO","description":"","products":[{"product_id":"ldo-nema-17-motor-ldo-42sth48-2504ah-high-temp","title":"LDO NEMA 17 MOTOR LDO-42STH48-2504AH","description":"\u003cp\u003e\u003cstrong\u003eHigh-temp LDO NEMA 17 stepper for fast 3D printer motion.\u003c\/strong\u003e The LDO-42STH48-2504AH is a 48 mm-body, 1.8° two-phase stepper rated at \u003cstrong\u003e2.5A\/phase\u003c\/strong\u003e with \u003cstrong\u003e55 N·cm\u003c\/strong\u003e holding torque and a \u003cstrong\u003e24 mm × 5 mm\u003c\/strong\u003e output shaft.\u003c\/p\u003e\n\u003ch3\u003eWhy this motor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClass H 180°C insulation\u003c\/strong\u003e for enclosed-printer and higher-current use where ordinary steppers run out of thermal headroom.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e48 mm body \/ 55 N·cm torque\u003c\/strong\u003e gives a useful balance of speed, holding force, and compact NEMA 17 fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.8° step angle\u003c\/strong\u003e and 200 steps\/rev match common CoreXY and Voron motion setups.\u003c\/li\u003e\n\u003cli\u003eShips as the high-temperature AH variant; for the non-high-temp AC sibling, see the \u003ca href=\"https:\/\/dfh.fm\/products\/ldo-nema-17-motor-ldo-42sth48-2504ac-dfh\"\u003eLDO-42STH48-2504AC\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer part number: \u003cstrong\u003eLDO-42STH48-2504AH\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eFrame size: \u003cstrong\u003eNEMA 17\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eStep angle: \u003cstrong\u003e1.8° ± 5%\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRated current: \u003cstrong\u003e2.5A\/phase\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRated voltage: \u003cstrong\u003e3.0V\/phase\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePhase resistance: \u003cstrong\u003e1.2Ω ± 20%\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePhase inductance: \u003cstrong\u003e1.5mH ± 20%\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHolding torque: \u003cstrong\u003e5.5 kgf·cm \/ 55 N·cm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBody length: \u003cstrong\u003e48 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutput shaft: \u003cstrong\u003e24 mm long, 5 mm diameter\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eInsulation class: \u003cstrong\u003eClass H, 180°C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnector lead: removable 4-wire motor harness\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUse it for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-speed 3D printer motion systems, including Voron-style CoreXY builds and upgrades.\u003c\/li\u003e\n\u003cli\u003eApplications where a high-temperature NEMA 17 is preferred over a standard insulation-class motor.\u003c\/li\u003e\n\u003cli\u003eBuilds using common 5 mm-bore motion hardware such as a \u003ca href=\"https:\/\/dfh.fm\/products\/20t-pulley-bore-5mm-width-6mm-by-runice\"\u003e20T 5 mm-bore pulley\u003c\/a\u003e and plug-in driver wiring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGotchas\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThis is the \u003cstrong\u003e24 mm shaft\u003c\/strong\u003e AH version, not the long-shaft S55\/S80 dual-shear variant.\u003c\/li\u003e\n\u003cli\u003eHigh-temp insulation improves thermal tolerance, but motor life still depends on current, cooling, and chamber temperature; tune current to the machine instead of blindly running the full rating.\u003c\/li\u003e\n\u003cli\u003eUse a real stepper driver and wiring harness; if you need drivers or connector service parts, see the \u003ca href=\"https:\/\/dfh.fm\/products\/btt-tmc2209-v1-2-stepper-driver\"\u003eBTT TMC2209 driver\u003c\/a\u003e and \u003ca href=\"https:\/\/dfh.fm\/products\/jst-xh-2-54-230pc-kit\"\u003eJST-XH kit\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LDO","offers":[{"title":"Default Title","offer_id":42856907931870,"sku":"6351404057","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9767\/0313\/products\/LDO-42STH48-2504AH-1_0.5x.png?v=1653326776"},{"product_id":"ldo-input-shaper-toolkit-for-klipper","title":"LDO Input Shaper Toolkit for Klipper","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe LDO input shaper toolkit provides all the necessary parts for performing Klipper input shaper calibration with minimal hassle. For detailed information regarding klipper input shaper functionality see this \u003c\/span\u003e\u003ca href=\"https:\/\/www.klipper3d.org\/Measuring_Resonances.html\" target=\"_blank\" rel=\"noopener noreferrer\"\u003epage\u003c\/a\u003e\u003cspan data-mce-fragment=\"1\"\u003e. The toolkit contains an easy to mount PCB containing the ADXL345 accelerometer as well as a lightweight FFC ribbon cable and RPI connector board for easy connection between the accelerometer and your Raspberry Pi. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDocs are avaiable \u003ca href=\"https:\/\/docs.ldomotors.com\/adxl_tool\" title=\"link to ldo adxl docs\" target=\"_blank\"\u003ehere\u003c\/a\u003e.\u003c\/p\u003e","brand":"LDO","offers":[{"title":"Default Title","offer_id":43364963942622,"sku":"1188756146","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9767\/0313\/products\/Input_shape_toolkit_2.jpg?v=1662452649"},{"product_id":"ldo-breakout-board-for-toolhead-pcb","title":"LDO Breakout Board for Stealthburner Toolhead PCB","description":"\u003cp\u003eThe breakout PCB breaks out the 14pin toolhead cable into individual ports that can then be connected to the mainboard. The breakout PCB has ports that correspond to their counterparts in the toolhead PCB. The breakout PCB also accepts a 4 pin endstop cable. \u003c\/p\u003e\n\u003ch3 id=\"port-descriptions-1\" class=\"toc-header\"\u003ePort Descriptions\u003c\/h3\u003e\n\u003cp\u003eThe table below briefly describes the purpose of each port located on the breakout PCB. \u003c\/p\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePCB Label\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eName\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHEF\/24V\u003c\/td\u003e\n\u003ctd\u003eHotend Fan*\u003c\/td\u003e\n\u003ctd\u003eJST-XH-2P\u003c\/td\u003e\n\u003ctd\u003eFan port for cooling the hotend heatsink. HEF denotes the \u003cstrong\u003enegative\u003c\/strong\u003e pin.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePCF\/24V\u003c\/td\u003e\n\u003ctd\u003ePart Cooling Fan*\u003c\/td\u003e\n\u003ctd\u003eJST-XH-2P\u003c\/td\u003e\n\u003ctd\u003ePort for part cooling fan. PCF denotes the \u003cstrong\u003enegative\u003c\/strong\u003e pin.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHE0\/24V\u003c\/td\u003e\n\u003ctd\u003eHotend Heater*\u003c\/td\u003e\n\u003ctd\u003eMicrofit3-2P\u003c\/td\u003e\n\u003ctd\u003ePort for hotend heater cartridge. HE0 denotes the \u003cstrong\u003enegative\u003c\/strong\u003epin.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTH0\/GND\u003c\/td\u003e\n\u003ctd\u003eHotend Thermistor\u003c\/td\u003e\n\u003ctd\u003eJST-XH-2P\u003c\/td\u003e\n\u003ctd\u003eThermistor port for hotend. TH0 denotes the \u003cstrong\u003esignal\u003c\/strong\u003e pin.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCT\/GND\u003c\/td\u003e\n\u003ctd\u003eChamber Thermistor\u003c\/td\u003e\n\u003ctd\u003eJST-XH-2P\u003c\/td\u003e\n\u003ctd\u003eThermistor port for the onboard thermistor on the toolhead PCB. CT denotes the \u003cstrong\u003esignal\u003c\/strong\u003e pin.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eXES\/GND\u003c\/td\u003e\n\u003ctd\u003eX Endstop\u003c\/td\u003e\n\u003ctd\u003eJST-XH-2P\u003c\/td\u003e\n\u003ctd\u003eX endstop port. XES denotes the \u003cstrong\u003esignal \u003c\/strong\u003epin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYES\/GND\u003c\/td\u003e\n\u003ctd\u003eY Endstop\u003c\/td\u003e\n\u003ctd\u003eJST-XH-2P\u003c\/td\u003e\n\u003ctd\u003eY endstop port. YES denotes the \u003cstrong\u003esignal \u003c\/strong\u003epin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVin\/X\/Y\/GND\u003c\/td\u003e\n\u003ctd\u003eInput for the Endstop PCB\u003c\/td\u003e\n\u003ctd\u003eJST-XH-4P\u003c\/td\u003e\n\u003ctd\u003eThe input port from the endstop PCB used in V2.4 or Trident. If a hall endstop PCB is used, extra circuit on the PCB needs to be populated to generate 5V at Vin. This port is not used in Switchwire builds.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V\/ABL\/GND\u003c\/td\u003e\n\u003ctd\u003eProbe\u003c\/td\u003e\n\u003ctd\u003eJST-XH-3P\u003c\/td\u003e\n\u003ctd\u003eProbe port. \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eE-MOTOR\u003c\/td\u003e\n\u003ctd\u003eE Stepper Motor\u003c\/td\u003e\n\u003ctd\u003eJST-XH-4P\u003c\/td\u003e\n\u003ctd\u003eExtruder stepper motor port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCFAN\/24V\u003c\/td\u003e\n\u003ctd\u003eChamber Fan**\u003c\/td\u003e\n\u003ctd\u003eJST-XH-2P\u003c\/td\u003e\n\u003ctd\u003e Connects to the electronics chamber fan in the switchwire. CFAN denotes the \u003cstrong\u003enegative \u003c\/strong\u003epin.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLED\/24V\u003c\/td\u003e\n\u003ctd\u003eLED**\u003c\/td\u003e\n\u003ctd\u003eJST-XH-2P\u003c\/td\u003e\n\u003ctd\u003e Connects to the LED strip in the switchwire. LED denotes the \u003cstrong\u003enegative \u003c\/strong\u003epin.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCFAN\/LED\u003c\/td\u003e\n\u003ctd\u003eChamber Fan + LED Control Signal**\u003c\/td\u003e\n\u003ctd\u003eJST-XH-2P\u003c\/td\u003e\n\u003ctd\u003e Connects to the LED\/CFAN control signals on the mainboard. Only used in Switchwire. \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"LDO","offers":[{"title":"Default Title","offer_id":43365178376414,"sku":"3907927528","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9767\/0313\/products\/Toolhead_Breakout_Board_3.jpg?v=1662455044"},{"product_id":"voron-v0-kirigami-bed-wiring-and-led-kit","title":"Voron V0 Kirigami Bed Wiring and LED Kit","description":"\u003cp\u003e\u003cstrong\u003eLDO Kirigami bed wiring and LED hardware for Voron V0.\u003c\/strong\u003e This kit collects the small electronics that make a Kirigami bed install cleaner: the LDO Neopixel\/front LED PCB, the Kirigami breakout\/splicer PCB, the breakout wire kit, and two WAGO 221-412 lever connectors.\u003c\/p\u003e\n\u003ch3\u003eWhy this kit\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMatches the LDO Kirigami wiring path documented for Voron V0\/V0.2 builds.\u003c\/li\u003e\n\u003cli\u003eAdds the front Neopixel\/status light hardware used with the Kirigami bed front and diffuser.\u003c\/li\u003e\n\u003cli\u003eUses WAGO 221-412 connectors for serviceable bed-heater wiring at the carriage.\u003c\/li\u003e\n\u003cli\u003eKeeps the bed wiring modular, so the heated bed can be installed or removed without reworking the full printer harness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIncluded\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLDO Kirigami LED \/ Neopixel PCB\u003c\/li\u003e\n\u003cli\u003eLDO Kirigami breakout \/ splicer PCB\u003c\/li\u003e\n\u003cli\u003eLDO breakout wire kit\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/dfh.fm\/products\/wago-221-412\"\u003eWAGO 221-412\u003c\/a\u003e lever connectors x2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eFor Voron V0 builds using a Kirigami bed setup, including the \u003ca href=\"https:\/\/dfh.fm\/products\/kirigami-beds\"\u003eKirigami Beds by Christoph Mueller\u003c\/a\u003e. LDO's V0.2 documentation identifies the Kirigami bed wiring path, bed Neopixel cable, thermistor cable, and heater cable routing through the bed cable chain.\u003c\/p\u003e\n\u003ch3\u003eInstall notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFor the Neopixel cable, LDO documents red as 5V, white as DATA, and black as GND.\u003c\/li\u003e\n\u003cli\u003eThe WAGO connectors are for bed-heater lead splicing; always verify polarity, insulation, and strain relief before powering the printer.\u003c\/li\u003e\n\u003cli\u003eThis is the wiring \/ LED electronics kit only. It does not include the Kirigami metal bed carriage, heated bed, printed front body, diffuser, or full printer harness.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LDO","offers":[{"title":"Default Title","offer_id":43365267472606,"sku":"8640412493","price":12.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9767\/0313\/products\/IMG_2938.jpg?v=1662457036"},{"product_id":"heatset-insert-tool-guide-by-ldo","title":"Heatset Insert Tool Guide by LDO","description":"\u003cp\u003e\u003cstrong\u003eLDO’s brass M3 heatset insert tool makes insert installation cleaner and easier.\u003c\/strong\u003e It replaces a compatible soldering-iron tip so you can press M3 heat-set inserts into printed parts with better alignment and heat transfer than a bare iron tip.\u003c\/p\u003e\n\u003ch3\u003eWhy use the LDO insert tool\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePurpose-built for M3 inserts:\u003c\/strong\u003e LDO documents this tool for M3 brass inserts used in printed parts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable depth setup:\u003c\/strong\u003e the threaded tongue can be set to roughly match insert height, helping keep heat on the insert instead of the printed part.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCommon soldering-iron fit:\u003c\/strong\u003e LDO specifies compatibility with typical sleeved irons using \u003cstrong\u003e900M-T-style tips\u003c\/strong\u003e, including many Hakko FX888D-style Chinese soldering irons.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBrand: \u003cstrong\u003eLDO Motors\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003eUse: installing \u003cstrong\u003eM3 brass heat-set inserts\u003c\/strong\u003e in 3D-printed plastic parts\u003c\/li\u003e\n  \u003cli\u003eTool style: brass heatset insert soldering-iron tip \/ insert guide\u003c\/li\u003e\n  \u003cli\u003eSoldering-iron compatibility: \u003cstrong\u003e900M-T-style sleeved tips\u003c\/strong\u003e per LDO documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePairs well with\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/dfh.fm\/products\/black-nickel-coated-threaded-heat-set-inserts\"\u003eBlack Nickel Coated Threaded Heat Set Inserts\u003c\/a\u003e for M3 insert stock.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/dfh.fm\/products\/digital-smart-electric-soldering-iron\"\u003eDigital Smart Electric Soldering Iron\u003c\/a\u003e if you need a temperature-controlled iron.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/dfh.fm\/products\/stealth-press-zero\"\u003eStealth Press Zero\u003c\/a\u003e or \u003ca href=\"https:\/\/dfh.fm\/products\/iconic-fab-stealth-press-complete-kit\"\u003eIconic Fab Stealth Press Complete Kit\u003c\/a\u003e for a more controlled heat-set workflow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGotchas\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eThis is for \u003cstrong\u003eM3 inserts\u003c\/strong\u003e; it is not a universal insert-size kit.\u003c\/li\u003e\n  \u003cli\u003eIt is not a soldering iron and does not replace temperature control or careful setup.\u003c\/li\u003e\n  \u003cli\u003eCheck your iron before ordering: LDO calls out 900M-T-style sleeved tip compatibility, not TS100-style cartridge tips.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReference: \u003ca href=\"https:\/\/docs.ldomotors.com\/guides\/heatset_insert_tool_guide\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eLDO Heatset Insert Tool Guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cblockquote\u003e“This little tool… fit as well nor work as well as this does.”\u003c\/blockquote\u003e","brand":"LDO","offers":[{"title":"Default Title","offer_id":43395880976606,"sku":"8347520897","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9767\/0313\/products\/heatsettoolcomponents.jpg?v=1663132683"},{"product_id":"ldo-post-install-drop-in-m3-nuts-for-european-standard-extrusion","title":"LDO Post-Install Drop-In M3 Nuts for European Standard 1515 Extrusion","description":"\u003cp\u003e\u003cstrong\u003ePost-install M3 slide-in nuts for LDO-style European-standard 1515 extrusion.\u003c\/strong\u003e This 20-piece LDO pack lets you add M3 mounting points after a compact printer frame is already assembled, without tearing the frame back apart.\u003c\/p\u003e\n\u003ch3\u003eWhy use these instead of preload nuts?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned to slide\/roll into 1515 aluminum extrusion after assembly, so a missed nut does not turn into a rebuild.\u003c\/li\u003e\n  \u003cli\u003eThreaded for \u003cstrong\u003eM3 fasteners\u003c\/strong\u003e and sold as a \u003cstrong\u003e20-piece pack\u003c\/strong\u003e for Voron V0 \/ V0.1 \/ V0.2 and other 1515-frame printer work.\u003c\/li\u003e\n  \u003cli\u003eBest fit is LDO \/ Misumi-style European 1515 profile; West3D and KB-3D both list this LDO part specifically for LDO 1515 extrusions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e M3\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfile:\u003c\/strong\u003e European-standard \/ LDO-style 1515 aluminum extrusion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall style:\u003c\/strong\u003e post-assembly slide-in \/ roll-in T-slot nut\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 20 nuts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e LDO\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUse these when adding panels, lighting, Nevermore mounts, toolhead accessories, or other M3-mounted parts to an already-built 1515 frame.\u003c\/li\u003e\n  \u003cli\u003eFor printed nut retainers that keep regular M3 nuts from sliding inside LDO-style 1515 extrusion, see \u003ca href=\"https:\/\/dfh.fm\/products\/no-drop-nuts-for-european-standard-1515-extrusion\"\u003eNo-Drop Nuts for European Standard 1515 Extrusion\u003c\/a\u003e.\u003c\/li\u003e\n  \u003cli\u003eIf you are working with MakerBeamXL\/OpenBeam-style 1515 extrusion instead, use the \u003ca href=\"https:\/\/dfh.fm\/products\/makerbeam-xl-t-nut\"\u003eMakerBeam XL T-Nut\u003c\/a\u003e instead of assuming cross-fit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGotchas\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNot universal 1515 hardware.\u003c\/strong\u003e West3D states these only work in LDO frames, and dfh customer reviews report non-fit on MakerBeamXL, generic AliExpress, and some Siboor extrusions.\u003c\/li\u003e\n  \u003cli\u003eThese are loose metal nuts, not printed retainers; if you want nut-positioning support, pair them with a compatible no-drop holder.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote\u003e“Forgot to preload a nut during assembly? Now you don't have to disassemble your frame at all.” — verified dfh buyer\u003c\/blockquote\u003e","brand":"LDO","offers":[{"title":"Default Title","offer_id":43395888709854,"sku":"2482914462","price":7.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9767\/0313\/products\/1515EXT_SlideIn_M3Tnut-1.jpg?v=1679466175"},{"product_id":"ldo-57sth56-2804a-reva-nema23-motor","title":"LDO NEMA23 Motor for Milo — 57STH56-2804A, 1.26 N·m","description":"\u003cp\u003e\u003cstrong\u003eThe NEMA23 stepper the Milo is built around.\u003c\/strong\u003e Genuine LDO Motors 57STH56-2804A — the same motor LDO ships in the official Millennium Mills Milo v1.5 kits. Drop-in for the X, Y and Z axes.\u003c\/p\u003e\n\u003ch3\u003eWhy NEMA23 (and why this one)\u003c\/h3\u003e\n\u003cp\u003eA Milo \u003cem\u003ecuts metal\u003c\/em\u003e. Unlike a 3D printer flinging a light toolhead through air, a mill drives leadscrews that push the table into the work against real cutting forces. That needs torque and a stiff shaft a NEMA17 can't give. This motor's \u003cstrong\u003e1.26 N·m (178 oz-in)\u003c\/strong\u003e holding torque holds position under load and resists back-driving from the cutter, and the fat \u003cstrong\u003e6.35 mm (1\/4\") shaft\u003c\/strong\u003e resists the torsional flex that wrecks accuracy. 2.8 A\/phase is the standard drive level for the TMC-class drivers in the Milo's electronics — the matched, validated operating point, not a guess.\u003c\/p\u003e\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine LDO Motors hybrid stepper · 57STH56-2804A\u003c\/li\u003e\n\u003cli\u003eNEMA23, 56 mm body · 1.8° (200 steps\/rev) · bipolar, 4-lead\u003c\/li\u003e\n\u003cli\u003e2.8 A\/phase · \u003cstrong\u003e1.26 N·m (178 oz-in)\u003c\/strong\u003e holding torque\u003c\/li\u003e\n\u003cli\u003e6.35 mm (1\/4\") D-cut shaft · ~0.7 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eYou need three\u003c\/h3\u003e\n\u003cp\u003eA complete Milo build uses \u003cstrong\u003ethree\u003c\/strong\u003e of these — one each for X, Y and Z (no dual-motor axis). Grab the set.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eMotor wires \/ connectors not included (the official Milo kits ship without them too).\u003c\/em\u003e\u003c\/p\u003e","brand":"LDO","offers":[{"title":"Default Title","offer_id":43748642881758,"sku":"5777742832","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9767\/0313\/products\/IMG_3654.jpg?v=1670949626"},{"product_id":"ldo-363sth20-1004ahgdfh","title":"LDO-36STH20-1004AHG(DFH)","description":"\u003cp\u003e\u003cstrong\u003eLDO high-temperature NEMA 14 pancake stepper for compact direct-drive extruders.\u003c\/strong\u003e The 36STH20-1004AHG(XH) is the LDO Motors 1.8° pancake motor used where a small, heat-tolerant extruder motor matters more than frame size.\u003c\/p\u003e\n\u003ch3\u003eWhy this motor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-temperature build:\u003c\/strong\u003e LDO specifies Class H insulation for operation up to \u003cstrong\u003e180°C\u003c\/strong\u003e, with materials selected for heated 3D-printer environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact extruder format:\u003c\/strong\u003e NEMA 14 pancake body with a \u003cstrong\u003e20 mm\u003c\/strong\u003e motor length for tight toolhead packaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated drive gear:\u003c\/strong\u003e KB-3D’s spec lists a \u003cstrong\u003e2.5 mm shaft with integrated 10-tooth gear\u003c\/strong\u003e, the format commonly used in compact extruders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReady wiring:\u003c\/strong\u003e integrated \u003cstrong\u003e1 m\u003c\/strong\u003e high-temp Teflon lead with \u003cstrong\u003eJST-XH\u003c\/strong\u003e termination.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part number:\u003c\/strong\u003e LDO-36STH20-1004AHG(XH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e NEMA 14 pancake stepper motor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep angle:\u003c\/strong\u003e 1.8°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated current:\u003c\/strong\u003e 1.0 A\/phase\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody length:\u003c\/strong\u003e 20 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature rating:\u003c\/strong\u003e Class H \/ 180°C insulation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector:\u003c\/strong\u003e JST-XH on integrated high-temp lead\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIntended use\u003c\/h3\u003e\n\u003cp\u003eUse this as a compact extruder motor for Voron-style direct-drive toolheads and similar builds that call for the LDO 36STH20-1004AHG family, including Clockwork 2 \/ Stealthburner, Galileo, Orbiter-style and other tight extruder packages when the BOM matches this motor.\u003c\/p\u003e\n\u003ch3\u003eCompatibility notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMatch the connector pinout and gear requirement against your extruder BOM before installation.\u003c\/li\u003e\n\u003cli\u003eThis is a stepper motor, not a complete extruder kit and not a stepper driver.\u003c\/li\u003e\n\u003cli\u003eUse a current-capable stepper driver such as the live \u003ca href=\"https:\/\/dfh.fm\/products\/btt-tmc2209-v1-2-stepper-driver\"\u003eBTT TMC2209 v1.2 Stepper Driver\u003c\/a\u003e or \u003ca href=\"https:\/\/dfh.fm\/products\/btt-ez2209-stepper-motor-driver\"\u003eBTT EZ2209 Stepper Motor Driver\u003c\/a\u003e where your control board supports it.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LDO","offers":[{"title":"Default Title","offer_id":43977414574302,"sku":"3107393092","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9767\/0313\/products\/IMG_3999.jpg?v=1675795201"},{"product_id":"ldo-36sth17-0364ahdfh","title":"LDO-36STH17-0364AH(DFH)","description":"\u003cp\u003eLDO NEMA14 (36mm) pancake stepper from the 36STH17 family — the 0364AH variant. These short \"pancake\" steppers are the standard motor for weight-sensitive direct-drive extruders and toolheads, where a full-height NEMA17 would add too much mass: Sherpa Mini, Galileo, Orbiter, and Stealthburner-class extruders on Voron and other CoreXY 3D printers.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNEMA14 frame, 36mm body (pancake \/ low-profile)\u003c\/li\u003e\n\u003cli\u003e1.8° step angle (200 full steps\/rev)\u003c\/li\u003e\n\u003cli\u003e2-phase bipolar hybrid stepper\u003c\/li\u003e\n\u003cli\u003e36STH17 series — standard-temperature counterpart to the 180°C high-temp 0354AHG\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LDO","offers":[{"title":"Default Title","offer_id":44149203927262,"sku":"2151534352","price":13.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9767\/0313\/products\/IMG_4472.jpg?v=1681785481"},{"product_id":"ldo-nema-17-motor-ldo-42sth48-2504ac-dfh","title":"LDO NEMA 17 MOTOR LDO-42STH48-2504AC (DFH)","description":"\u003cp\u003e\u003cstrong\u003eHigh-torque 48mm LDO NEMA 17 stepper for CoreXY motion systems.\u003c\/strong\u003e LDO's official LDO-42STH48-2504AC spec identifies this as a 2-phase, 1.8° stepper rated at \u003cstrong\u003e2.5A\/phase\u003c\/strong\u003e with \u003cstrong\u003e0.55 N·m\u003c\/strong\u003e holding torque and a \u003cstrong\u003e48mm\u003c\/strong\u003e body.\u003c\/p\u003e\n\u003ch3\u003eWhy use this motor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMore torque than a short NEMA 17:\u003c\/strong\u003e the 48mm body and 0.55 N·m holding torque make it a good fit for higher-load printer motion axes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard printer ecosystem fit:\u003c\/strong\u003e 5mm shaft, 4-lead wiring, and NEMA 17 mounting make it easy to pair with common pulleys and stepper drivers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLDO part-number grounded:\u003c\/strong\u003e manufacturer model \u003cstrong\u003eLDO-42STH48-2504AC\u003c\/strong\u003e; this part is also commonly sold as \u003cstrong\u003e42STH47-2504AC\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer \/ MPN: \u003cstrong\u003eLDO LDO-42STH48-2504AC\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMotor type: \u003cstrong\u003e2-phase NEMA 17 stepper motor\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eStep angle: \u003cstrong\u003e1.8° ± 5%\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRated voltage: \u003cstrong\u003e3.0V\/phase\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRated current: \u003cstrong\u003e2.5A\/phase\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePhase resistance: \u003cstrong\u003e1.2Ω ± 20%\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePhase inductance: \u003cstrong\u003e1.5mH ± 20%\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHolding torque: \u003cstrong\u003e0.55 N·m\u003c\/strong\u003e \/ 5.5 kgf·cm\u003c\/li\u003e\n\u003cli\u003eBody length: \u003cstrong\u003e48mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eApproximate weight: \u003cstrong\u003e0.35kg\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eLeads: \u003cstrong\u003e4\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eInsulation class: \u003cstrong\u003eClass B, 130°C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment and pairings\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUseful for Mercury One.1 \/ Zero G-style CoreXY motion work; pair it with the \u003ca href=\"https:\/\/dfh.fm\/products\/zero-g-mercury-one-1-motion-kit\"\u003eZero G Mercury One.1 Motion Kit\u003c\/a\u003e if you are building that conversion.\u003c\/li\u003e\n\u003cli\u003eFor a typical 5mm-shaft belt drive, match it with a \u003ca href=\"https:\/\/dfh.fm\/products\/20t-pulley-bore-5mm-width-6mm-by-runice\"\u003e20T 5mm-bore pulley\u003c\/a\u003e and compatible GT2 belt.\u003c\/li\u003e\n\u003cli\u003eDrive it with a properly configured stepper driver such as the \u003ca href=\"https:\/\/dfh.fm\/products\/btt-tmc2209-v1-2-stepper-driver\"\u003eBTT TMC2209 v1.2 Stepper Driver\u003c\/a\u003e; set current from your controller and printer configuration, not from the product page alone.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGotchas\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThis is the \u003cstrong\u003eAC\u003c\/strong\u003e model, not the high-temperature \u003cstrong\u003eAH\u003c\/strong\u003e variant.\u003c\/li\u003e\n\u003cli\u003eConfirm shaft length, connector, and cable routing against your printed parts before ordering for a non-Mercury\/non-Voron build.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LDO","offers":[{"title":"Default Title","offer_id":44326678855902,"sku":"8823890368","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9767\/0313\/files\/LDO-42STH48-2504AH-1_0.5x_cb0be1ed-f815-4e3f-b5d9-1ea082dd8cfd.png?v=1693195668"},{"product_id":"ldo-36sth20-1004ahgxh-dfh","title":"LDO-36STH20-1004AHG(XH)(DFH)","description":"\u003cp\u003e\u003cstrong\u003eLDO high-temperature NEMA 14 pancake stepper for compact direct-drive extruders.\u003c\/strong\u003e The LDO-36STH20-1004AHG(XH) is a 1.8° LDO Motors stepper built for tight toolhead packaging, with a 20 mm body, 1.0 A\/phase rating, and integrated 10-tooth gear.\u003c\/p\u003e\n\u003ch3\u003eWhy this motor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-temperature construction:\u003c\/strong\u003e LDO specifies Class H insulation, with windings, bearings, magnetic steel, and plastic skeleton selected for up to \u003cstrong\u003e180°C\u003c\/strong\u003e insulation class.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact extruder format:\u003c\/strong\u003e NEMA 14 pancake frame with a \u003cstrong\u003e20 mm\u003c\/strong\u003e body keeps weight and stack height down on direct-drive toolheads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated drive gear:\u003c\/strong\u003e LDO lists a module 0.5, \u003cstrong\u003e10-tooth\u003c\/strong\u003e gear with 20° pressure angle; KB-3D lists the 2.5 mm shaft \/ integrated 10T format for this motor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnown Voron-style fit:\u003c\/strong\u003e commonly used for compact extruders such as Clockwork 2 \/ Stealthburner, Galileo, Orbiter-style, LGX Lite, and Sherpa Mini when your BOM calls for this motor family.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e LDO Motors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e LDO-36STH20-1004AHG(XH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e NEMA 14 pancake stepper motor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep angle:\u003c\/strong\u003e 1.8° ± 5%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated voltage:\u003c\/strong\u003e 2.1 V\/phase\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated current:\u003c\/strong\u003e 1.0 A\/phase\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistance:\u003c\/strong\u003e 2.1 Ω\/phase ±15%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInductance:\u003c\/strong\u003e 1.6 mH\/phase ±20%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHolding torque:\u003c\/strong\u003e 100 mN·m\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeads:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprox. weight:\u003c\/strong\u003e 85 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody length:\u003c\/strong\u003e 20 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGear:\u003c\/strong\u003e module 0.5, 10 teeth, 20° pressure angle\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIntended use\u003c\/h3\u003e\n\u003cp\u003eUse this as a compact extruder motor for 3D-printer toolheads and Voron-style direct-drive builds that specifically call for the LDO 36STH20-1004AHG(XH) high-temperature NEMA 14 motor.\u003c\/p\u003e\n\u003ch3\u003eCompatibility notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCheck your extruder BOM, gear requirement, connector, and pinout before installation.\u003c\/li\u003e\n\u003cli\u003eThis is a stepper motor, not a complete extruder, not a drive-gear kit, and not a stepper driver.\u003c\/li\u003e\n\u003cli\u003ePair with a compatible controller\/driver such as the live \u003ca href=\"https:\/\/dfh.fm\/products\/btt-tmc2209-v1-2-stepper-driver\"\u003eBTT TMC2209 v1.2 Stepper Driver\u003c\/a\u003e or \u003ca href=\"https:\/\/dfh.fm\/products\/btt-ez2209-stepper-motor-driver\"\u003eBTT EZ2209 Stepper Motor Driver\u003c\/a\u003e where your board supports it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote\u003e\"Feeds plastic plus has a dfh initials what’s not to like\"\u003c\/blockquote\u003e","brand":"LDO","offers":[{"title":"Default Title","offer_id":44332349751518,"sku":"2295209471","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9767\/0313\/files\/IMG_3999_b27240bf-7b74-4853-bc9e-3849166202ce.jpg?v=1693602635"},{"product_id":"ldo-36sth17-0354ahgdfh","title":"LDO-36STH17-0354AHG(DFH)","description":"\u003cp\u003eLDO NEMA14 (36mm) pancake stepper from the 36STH17 family — the 0354AHG, LDO's 180°C high-temperature variant (formerly sold as the 36STH17-1004AHG). The slim pancake body keeps mass low on direct-drive extruders and toolheads, and the 180°C insulation tolerates the heat of a hard-driven toolhead or an enclosed chamber better than a standard motor. Common on Sherpa Mini, Galileo, Orbiter, V0 Afterburner and Mini Stealthburner extruders on Voron printers.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNEMA14 frame, 36mm body (pancake \/ low-profile)\u003c\/li\u003e\n\u003cli\u003e1.8° step angle (200 full steps\/rev)\u003c\/li\u003e\n\u003cli\u003e1A rated phase current\u003c\/li\u003e\n\u003cli\u003e100 mNm holding torque\u003c\/li\u003e\n\u003cli\u003e180°C high-temperature insulation class\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LDO","offers":[{"title":"Default Title","offer_id":44332495438046,"sku":"4287116112","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/9767\/0313\/files\/IMG_0315.jpg?v=1693614770"}],"url":"https:\/\/formosissima.myshopify.com\/collections\/ldo.oembed","provider":"dfh.fm","version":"1.0","type":"link"}