NEMA 17 closed loop stepper motor 0-9-degree step angle has a size 42x42mm, equipped with a 1000PPR incremental optical encoder, has a rated current of 2.0A and a holding torque of 0.44Nm. It offers higher accuracy, higher output torque, higher speed, lower motor heating, lower power consumption, and faster response to drive controllers compared to open loop stepper motors.

NEMA 17 closed loop stepper motor 0-9-degree Specification 

• Part Number: 42AI48EC-1000M
  Step Angle: 0.9deg
  Bipolar/Unipolar: Bipolar
  Holding Torque: 0.44Nm
  Rated Current/phase: 2.0A
  Driving Voltage: 12-24VDC
  Frame Size: 42x42mm
  Body Length: 68mm
  Shaft Diameter: Φ5mm
  Shaft Length: 24mm
  D-cut Length: 15mm
  Encoder Type: Incremental Optical
  Encoder Resolution: 1000PPR

Overall Size