Crenova 40mm 3D Printer Stepper Motor Nema 17 Holding Torque 700mN.m for 3D Printer

Connection:
Black(A+), Green(A-), Red(B+), Blue(B-)

This 40mm Stepper Motor with 1.8 deg. step angle (200 steps/revolution). Each phase draws 1.5A, allowing for a holding torque of 420mN.m.

Suitable for the RepRap Prusa, Mendel 90, Rostock and similar 3D printers, as well as CNC and robotics applications. The motors are supplied with a 1 metre long power cable with a 4-pin Harwin female connector already fitted - ready to plug and print!

Electrical Specification:
* Manufacturer Part Number: 17HS16-2004S
* Motor Type: Bipolar Stepper
* Step Angle: 1.8 deg.
* Holding Torque: 420mN.m
* Rated Current/phase: 1.5A
* Phase Resistance: 1.6Ω
* Phase Inductance:3.8 mH

Physical Specification:
* Frame Size: 42 x 42mm
* Body Length: 40mm
* Shaft Diameter: 5mm
* Shaft Length: 23mm
* D-cut Length: 21mm
* Number of Leads: 4
* Lead Length: 1000mm
* Weight: 280g

Please note:
Please 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.