{"product_id":"nema-17-stepper-motor-2a-55ncm-5-pack-reliable-3d-printer-torque","title":"Nema 17 Stepper Motor 2A 55Ncm 5 Pack - Reliable 3D Printer Torque","description":"\u003cp\u003eIn this review the focus is on a practical, budget-friendly set of five Nema 17 stepper motors intended for 3D printers, CNC machines and extruder applications. The five-pack offers consistent \u003cstrong\u003e55Ncm holding torque\u003c\/strong\u003e per motor and a 1.8 degree step angle, which makes it a good buy for builders who need multiple matched motors without sourcing them individually. The reviewer found the pack delivers solid performance, easy wiring with a 1m cable and connector, and a compact 42 x 42 x 48mm form that fits most hobbyist rigs.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFive motors in one pack:\u003c\/strong\u003e buying five identical Nema 17s simplifies rebuilding or equipping multi-axis printers and keeps motor characteristics matched for smoother motion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong holding torque:\u003c\/strong\u003e 55Ncm provides noticeable force for many extruder and axis loads and helps reduce skipped steps under moderate mechanical resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Nema 17 size:\u003c\/strong\u003e 42 x 42mm frame and 48mm body length fit common mounts and couplers used on consumer 3D printers and light CNC machines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical compatibility:\u003c\/strong\u003e rated at 2A per phase with 1.3 ohm phase resistance, these motors run acceptably with popular drivers like A4988 and similar controllers when tuned correctly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-attached cable and connector:\u003c\/strong\u003e each motor ships with a 1m cable and connector for faster installation and neater wiring on a workbench or printer frame.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow noise, high torque design:\u003c\/strong\u003e buyers report quieter operation compared with some alternatives, which helps when printers run in shared spaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis pack is aimed at hobbyists, small workshop builders and repairers who need multiple matched Nema 17 motors for 3D printers, extruders or light CNC axes. It is especially useful when replacing a full set of axis motors or outfitting a printer that benefits from identical torque and step characteristics.\u003c\/p\u003e\n\u003cp\u003eThose who need ultra-high torque for heavy industrial CNC, specialized closed-loop servos, or motors with integrated encoders should look elsewhere; this pack is built for general motion control and value rather than industrial heavy-load duty or feedback control systems.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGood value when buying multiple motors together, simplifying upgrades or repairs.\u003c\/li\u003e\n\u003cli\u003eConsistent \u003cstrong\u003e1.8 degree (200 step) resolution\u003c\/strong\u003e and 55Ncm torque suit most printer and extruder uses.\u003c\/li\u003e\n\u003cli\u003ePre-wired 1m cable and connector speeds installation and wiring management.\u003c\/li\u003e\n\u003cli\u003eCompact 42 x 42 x 48mm size fits common mounts and reduces fitment issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome reports note mixed experiences with motor temperature and occasional wiring pin order differences that may need a minor fix.\u003c\/li\u003e\n\u003cli\u003eNot intended for very high torque industrial applications where larger frames or closed-loop control are required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number\u003c\/td\u003e\n\u003ctd\u003e17HE19-2004S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Type\u003c\/td\u003e\n\u003ctd\u003eBipolar stepper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStep Angle\u003c\/td\u003e\n\u003ctd\u003e1.8 deg (200 steps\/rev)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHolding Torque\u003c\/td\u003e\n\u003ctd\u003e55Ncm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Current \/ Phase\u003c\/td\u003e\n\u003ctd\u003e2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhase Resistance\u003c\/td\u003e\n\u003ctd\u003e1.3 ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrame Size \/ Body Length\u003c\/td\u003e\n\u003ctd\u003e42 x 42mm \/ 48mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe five-pack Nema 17 motors offer a practical balance of performance, consistency and price for makers who need multiple matched motors for a 3D printer or light CNC. They deliver reliable \u003cstrong\u003e55Ncm torque\u003c\/strong\u003e and standard electrical specs that work well with common drivers, making them a smart value buy for hobbyists and small shops who want matched motion components without premium industrial features.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these motors compatible with A4988 drivers?\u003c\/strong\u003e\u003cbr\u003eYes, they are compatible; set current limits appropriately for the 2A rating and ensure the driver cooling and stepper tuning match your system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat if the motor wires are swapped on the connector?\u003c\/strong\u003e\u003cbr\u003eSome systems have the middle two wires swapped on the motor side; the fix is to gently pry back the white nub and swap the wires, which is an easy correction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill these motors run hot during long prints?\u003c\/strong\u003e\u003cbr\u003eHeat behavior varies by setup; some customers note acceptable temperatures while others report warmer motors under sustained high current-adequate cooling and correct current tuning reduce heat.\u003c\/p\u003e","brand":"STEPPERONLINE","offers":[{"title":"Default Title","offer_id":48683415929051,"sku":"B0B93LJPG2","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51npES0-2ZL._SL1000.jpg?v=1778651189","url":"https:\/\/gearmusthave.com\/products\/nema-17-stepper-motor-2a-55ncm-5-pack-reliable-3d-printer-torque","provider":"GearMustHave","version":"1.0","type":"link"}