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90:1 Planetary Gearbox Nema 8 Stepper Motor Low Speed High Torque

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90:1 Planetary Gearbox Nema 8 Stepper Motor Low Speed High Torque

Product Description

This is the smallest high precision NEMA 8 Stepper motor, it has an integrated Planetary gearbox with a 90.25:1 gear ratio, the resolution reach 0.02° step angle. It's a good solution in applications that need very low rotation speeds and/or lots of torque.
Please note, this planetary gearbox is not high precision gearbox, the backlash we can promised is <=1 degree.

 

Specification
Manufacturer Part Number KL-8HS15-0604S-PG90
Motor Type Bipolar Stepper
Step Angle(W/O Gearbox) 1.8°
Holding Torque 0.9Nm (126.9 oz-in)
Rated Current/phase 0.6A
Phase Resistance 10ohms
Recommended Voltage 12V
Inductance 5.5mH±20%(1KHz)
Gearbox Type Planetary
Gear Ratio(Exact Gear Ratio) 90 + 1/4
Efficiency 73%
Backlash at No-load <=1°
Max.Permissible Torque 0.9Nm(127.5oz-in)
Moment Permissible Torque 2Nm(283oz-in)
Shaft Maximum Axial Load 5N
Shaft Maximum Radial Load 25N
Weight 130g

 

Drawing
Wire Connection

 

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