{"product_id":"ldo-motors-42sth48-2504ah-nema-17-stepper-motor-high-performance-high-temperature","title":"LDO Motors 42STH48-2504AH NEMA 17 Stepper Motor - High Performance High Temperature","description":"\u003cp\u003eHigh-speed CoreXY and Voron builders often face stepper motor overheating and torque loss during fast, high-current prints — this can cause layer shifts and print failures. Reliable high-temperature stepper motors help maintain consistent motion control under demanding conditions.\u003c\/p\u003e\u003cp\u003eThe LDO Motors 42STH48-2504AH is a NEMA 17 stepper motor designed for high-performance, high-temperature 3D printer applications. With a 1.8° step angle and 55N-cm holding torque, it delivers precise and powerful motion for CoreXY and Cartesian printers like Voron 2.4 and Trident. Its 1 meter 4-pin JST-XH connector wire ensures easy integration into wiring harnesses common in Klipper and Voron ecosystems. The motor’s high insulation class supports better performance at elevated currents and ambient temperatures, ideal for fast printing speeds and demanding filament types.\u003c\/p\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Type\u003c\/td\u003e\n\u003ctd\u003eNEMA 17 Stepper Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStep Angle\u003c\/td\u003e\n\u003ctd\u003e1.8°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSteps Per Revolution\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHolding Torque\u003c\/td\u003e\n\u003ctd\u003e55N-cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent\u003c\/td\u003e\n\u003ctd\u003e2.5 Amp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Length\u003c\/td\u003e\n\u003ctd\u003e48mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Shaft Length\u003c\/td\u003e\n\u003ctd\u003e24mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Shaft Diameter\u003c\/td\u003e\n\u003ctd\u003e5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003e4-pin JST-XH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh Temperature Rating\u003c\/td\u003e\n\u003ctd\u003eYes (Higher Insulation Class)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Printers\u003c\/td\u003e\n\u003ctd\u003eVoron 2.4, Trident, Switchwire, CoreXY Builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eWhy Upgrade?\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaintains torque and precision at high speeds for CoreXY printers like Voron 2.4 and Trident.\u003c\/li\u003e\n\u003cli\u003eHigh temperature insulation reduces risk of motor failure during extended high-current prints.\u003c\/li\u003e\n\u003cli\u003eImproves print reliability by preventing layer shifts caused by stepper overheating.\u003c\/li\u003e\n\u003cli\u003eCompatible with Klipper wiring harnesses using JST-XH connectors for seamless integration.\u003c\/li\u003e\n\u003cli\u003eSupports demanding filaments and fast print profiles without sacrificing motor longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVoron 2.4 and Trident builders upgrading to high-temp stepper motors for faster print speeds.\u003c\/li\u003e\n\u003cli\u003eCoreXY enthusiasts requiring reliable motion control under high current loads.\u003c\/li\u003e\n\u003cli\u003eSwitchwire users seeking durable motors for high-performance printing.\u003c\/li\u003e\n\u003cli\u003eKlipper ecosystem users needing JST-XH compatible motors for wiring harness consistency.\u003c\/li\u003e\n\u003cli\u003e3D printer builders working with abrasive or high-temp filaments demanding stable torque.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePair With the Right Filament\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eHigh-performance stepper motors like this one enable stable printing with a variety of filaments by maintaining precise motion control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/supplies3d.shop\/collections\/pla-filament\"\u003ePLA Filament\u003c\/a\u003e — ideal for reliable, high-speed prints with consistent torque.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/supplies3d.shop\/collections\/petg-filament\"\u003ePETG Filament\u003c\/a\u003e — supports moderate temperature printing with stable motor performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/supplies3d.shop\/collections\/tpu-flexible-filament\"\u003eTPU Flexible Filament\u003c\/a\u003e — precise stepper control helps manage flexible filament extrusion.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"West3D 3D Printing Supplies","offers":[{"title":"Default Title","offer_id":52735632507174,"sku":"LDO0578","price":27.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1004\/1986\/2822\/files\/ldo-motors-42sth48-2504ah-nema-17-stepper-motor-high-performance-high-temperature-west3d-printing-ldo-motors-235209.jpg?v=1773259402","url":"https:\/\/supplies3d.shop\/products\/ldo-motors-42sth48-2504ah-nema-17-stepper-motor-high-performance-high-temperature","provider":"SUPPLIES3D","version":"1.0","type":"link"}