Nema 17 Stepper Motor L=39mm Gear Ratio 5:1 High Precision Planetary Gearbox

This Nema 17 stepper motor with 39mm body and 1.68A rated current, integrated with a 41mm Planetary gearbox of 5:1 gear ratio. It's a good solution to applications that with special space but need low speed and/or high torque.

Electrical Specification

• Manufacturer Part Number: 17HS15-1684S-HG5
• Motor Type: Bipolar Stepper
• Step Angle: 0.36deg
• Holding Torque without Gearbox: 39Ncm(55oz.in)
• Rated Current/phase: 1.68A
• Phase Resistance: 1.6ohms
• Inductance: 3.2mH ± 20%(1KHz)

Gearbox Specifications

• Gearbox Type: Planetary
• Gear Ratio: 5 :1
• Efficiency: 85%
• Backlash at No-load: <=0.8deg
• Max. Permissible Torque: 3.5Nm(495.6oz.in)
• Moment Permissible Torque: 6Nm(849.7oz.in)
• Max. Radial Load: 100N
• Ambient Temperature: -10 - 90℃
• Insulation Class: B
• Noise: <=50dB
• Life: 20000h

Physical Specifications

• Frame Size: 42 x 42mm
• Motor Length: 39mm
• Gearbox Length: 41mm
• Shaft Diameter: Φ8mm
• Shaft Length: 23.5mm
• Key-way Length: 14mm
• Number of Leads: 4
• Lead Length: 320mm
• Weight: 680g

Connection