2Pcs 17Hs08-1004S 4-Lead Nema 17 Stepper Motor 20mm 1A

FOR NEMA 17 bipolar 1.65 inchx1.65 inchx0.79 inch 4-wire This is Short Height FOR Bipolar Nema 17 stepper motor with 1.8 deg. step angle (200 steps/revolution). Each phase draws current 1A, allowing for a holding torque of 13Ncm(18.4oz.in). Motor Type: Bipolar Stepper_x000D_ Step Angle: 1.8 deg._x000D_ Rated Current/phase: 1.0A_x000D_ Phase Resistance: 3.5ohms_x000D_ Inductance: 4.5mH+/-20%(1KHz)_x000D_ Frame Size: 42 x 42mm_x000D_ Body Length: 20mm_x000D_ Shaft Diameter: 5mm_x000D_ Shaft Length: 20mm_x000D_ D-cut Length: 16.5mm_x000D_ Number of Leads: 4_x000D_ Lead Length: 400mm_x000D_ Weight: 140g_x000D_ Connection:_x000D_ Black(A+), Green(A-), Red(B+), Blue(B-)_x000D_ Warning:_x000D_ Make sure the motor connect to a constant current or chopper drive controller before you test motor._x000D_ Connecting the motor directly to a power supply will destroy the motor._x000D_ Color: sier_x000D_ material: metal_x000D_ size:42*42mm_x000D_ Package Contents:_x000D_ 2 * stepper motorOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.