This nema 17 closed loop stepper motor with 51.5mm thickness include encoder. The encoder is a magnetic encoder with 3 channels and 1000PPR(4000CPR) resolution. The biggest advantage for magnetic encoder is the size and cost, they are widely used in small space and higher cost performance.

Electrical Specification

*Manufacturer Part Number: 17HS19-2004-ME1K
*Number of phase: 2
*Step Angle: 1.8deg
*Holding Torque: 56Ncm(79.3oz.in)
*Rated Current/phase: 2.0A
*Phase Resistance: 1.4ohms± 10%
*Inductance: 3.0mH ± 20%(1KHz)

Physical Specification

*Frame Size: 42 x 42mm
*Body Length: 51.5mm
*Shaft Diameter: φ5mm
*Shaft Length: 24mm
*D-CUT Shaft Length: 15mm
*Lead Length: 500mm
*Weight: 0.4kg

Encoder Specification

*Output Circuit Type: Differential
*Encoder Type: Magnetic Incremental
*Encoder Resolution: 1000PPR(4000CPR)
*Output Signal Channels: 3 channels
*Supply Voltage Min: 3.3V
*Supply Voltage Max: 5.5V
*Output Current: 20mA
*Output High Voltage: 5V
*Output Low Voltage: 0.2V
*Output Frequency Max: 400kHZ