Nema 17 Stepper Motor, 5PCS Bipolar 1.7A 40Ncm(56.2oz.in) 40mm Body 4-Lead W/ 40mm Cable and Connector for 3D Printer/CNC

The cable length is 400mm euqal to 15.7 inches. This is the most popular Nema 17 model. It with 1.8 deg. step angle (200 steps/revolution). Each phase draws current 1.7A at 12V, allowing for a holding torque of 40Ncm(56.2oz.in). Electrical Specification: * Manufacturer Part Number: 17HS4401 * Motor Type: Bipolar Stepper * Step Angle: 1.8 deg. * Holding Torque: 40Ncm(56.2oz.in) * Rated Current/phase: 1.7A * Phase Resistance: 1.5Ohm10% * Insulation Resistance: 100M Min, 500VDC * Insulation Strength: 500VAC for one minute Physical Specification: * Frame Size: 42 x 42mm * Body Length: 40mm * Shaft Diameter: 5mm * Number of Leads: 4 * Lead Length: 400mm * Weight: 280g * Temperature rise: 80deg Max(rated current, 2 phase on) Connection: Black(A+), Green(A-), Red(B+), Blue(B-) Warning: Make sure the motor connect to a constant current or chopper drive controller before you test motor. Connecting the motor directly to a power supply will destroy the motor.

The cable length is 400mm euqal to 15.7 inches. This is the most popular Nema 17 model. It with 1.8 deg. step angle (200 steps/revolution). Each phase draws current 1.7A at 12V, allowing for a holding torque of 40Ncm(56.2oz.in). Electrical Specification: * Manufacturer Part Number: 17HS4401 * Motor