High torque planetary gearbox GP42

Suitable motor sizes

NEMA 17 (42 mm)

Rated output torque

6.5 – 24.4 Nm

Max. backlash

60´ (arc minutes)

Efficiency

85 - 90%

Possible reduction ratios

4 - 46

GP42

High-torque planetary gearboxes are used with NEMA 17 stepper motors and brushless DC motors. Using of the gearbox results in a compact and powerful drive unit that is suitable for a wide variety of applications. The GP42 series is equipped with an 8 mm shaft and planets that run on sliding bearings.

Technical data

Admissible radial shaft Load

305 N

Admissible axial shaft Load

890 N

Protection class

IP54

Operation temperature

-15°C ... +90°C

Admissible radial shaft Load

305 N

Admissible axial shaft Load

890 N

Protection class

IP54

Operation temperature

-15°C ... +90°C

Reduction ratios of high torque planetary gearbox GP42

Reduction ratio Rated output torque, Nm Max. output torque, Nm Efficiency, % Max. input speed, rpm Max. backlash,
arc minutes
Moment of inertia, kg∙mm² Length L, mm Weight, kg
4 6.5 12.7 90 8236 60 0.81 42.7 0.3
5 6.9 13.8 11943 0.48
7 7.3 14.6 17061 0.28
9 7.0 14 18000 0.22
15 9.1 18.2 85 8236 0.62 56.6 0.4
20 9.4 18.8 11943 0.51
25 8.6 17.2 14050 0.4
46 12.2 24.4 18000 0.22

Dimensions of high torque planetary gearbox GP42

Dimensions of high torque planetary gearbox GP42

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