{"product_id":"nema-stepper-motor","title":"Stepper motor","description":"\u003cp\u003eIdeal for 3D printers, CNC machines, or any other machine that requires reliable, high torque, incremental movement.\u003c\/p\u003e\n\u003cp\u003eThe three sizes of NEMA stepper motors here—NEMA 14, 17, and 23—refer to the size of the motor and hence the amount of torque that the motor is capable of; the larger the motor, the more torque (specific torque values are in the tables below).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note: \u003c\/strong\u003ewhile the NEMA 14 and 17 come with detachable cables terminating in female headers, the cable on the NEMA 23 is non-detachable and terminates in bare wires.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable class=\"table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003cth\u003eNEMA 14 (35mm)\u003c\/th\u003e\n\u003cth\u003eNEMA 17 (42mm)\u003c\/th\u003e\n\u003cth\u003eNEMA 23 (57mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eStep angle\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e1.8°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStep angle accuracy\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e1.8°±5% (full step, no load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResistance accuracy\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e±10%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInductance accuracy\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e±20%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature rise\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e80°C Max. (2 phase on)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient temperature\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e-20°C~+50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation resistance\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e100MΩ Min. , 500VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft radial play\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e0.02 Max. (450 g-load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft axial play\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e0.08 Max. (450 g-load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. radial force\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e28N (20mm from the flange)\u003c\/td\u003e\n\u003ctd\u003e75N (20mm from the flange)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. axial force\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e10N\u003c\/td\u003e\n\u003ctd\u003e15N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated current (Amps\/phase)\u003c\/td\u003e\n\u003ctd\u003e1.00\u003c\/td\u003e\n\u003ctd\u003e1.68\u003c\/td\u003e\n\u003ctd\u003e2.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHolding torque (oz.in)\u003c\/td\u003e\n\u003ctd\u003e25.0\u003c\/td\u003e\n\u003ctd\u003e62\u003c\/td\u003e\n\u003ctd\u003e175.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHolding torque (kg.cm)\u003c\/td\u003e\n\u003ctd\u003e1.8\u003c\/td\u003e\n\u003ctd\u003e4.4\u003c\/td\u003e\n\u003ctd\u003e12.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResistance (Ohms\/phase)\u003c\/td\u003e\n\u003ctd\u003e2.7\u003c\/td\u003e\n\u003ctd\u003e1.65\u003c\/td\u003e\n\u003ctd\u003e0.90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInductance (mH\/phase)\u003c\/td\u003e\n\u003ctd\u003e4.0\u003c\/td\u003e\n\u003ctd\u003e3.6\u003c\/td\u003e\n\u003ctd\u003e2.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInertia (g.cm2)\u003c\/td\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003ctd\u003e54\u003c\/td\u003e\n\u003ctd\u003e300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetent torque (g.cm)\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.18\u003c\/td\u003e\n\u003ctd\u003e0.28\u003c\/td\u003e\n\u003ctd\u003e0.72\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensional drawing\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0174\/1800\/files\/20180803105807_1718.jpg?v=1579271244\" target=\"_blank\"\u003elink\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0174\/1800\/files\/20180803173701_7812.jpg?v=1579271346\" target=\"_blank\"\u003elink\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0174\/1800\/files\/nema23_drawing.jpg?v=1679411721\" target=\"_blank\"\u003elink\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTorque curve diagram\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0174\/1800\/files\/MT-1403HS100_Torque_Curve.pdf?v=1614159918\" target=\"_blank\"\u003elink\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0174\/1800\/files\/MT-1703HS168A_Torque_Curve.pdf?v=1614159918\" target=\"_blank\"\u003elink\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0174\/1800\/files\/MT-2303HS280AW_Torque_Curve.pdf?v=1614159918\" target=\"_blank\"\u003elink\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWiring\u003c\/h2\u003e\n\u003cp\u003eFor the NEMA 14 and 17 stepper motors, the red (+) and blue (-) wires control bipolar driver A and the green (+) and black (-) bipolar driver B.\u003c\/p\u003e\n\u003cp\u003eFor the NEMA 23 stepper motor, the red (+) and green (-) wires control bipolar driver A and the yellow (+) and blue (-) wires control bipolar driver B.\u003c\/p\u003e","brand":"Generic","offers":[{"title":"NEMA 14 (35mm)","offer_id":31384800985171,"sku":"COM3300","price":17.95,"currency_code":"EUR","in_stock":false},{"title":"NEMA 17 (42mm)","offer_id":31384801017939,"sku":"COM3301","price":11.95,"currency_code":"EUR","in_stock":false},{"title":"NEMA 23 (57mm)","offer_id":31384801050707,"sku":"COM3302","price":23.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0174\/1800\/products\/NEMA_17_1_of_2.jpg?v=1580905447","url":"https:\/\/shop.pimoroni.com\/en-eu\/products\/nema-stepper-motor","provider":"Pimoroni Ltd","version":"1.0","type":"link"}