electric motor speed reducer


Quick Details

Gearing Arrangement:


Applicable Industries:

Manufacturing Plant, Machinery Repair Shops

Gears Material:

Hardened steel with Carburized heat treating

Gears cutting:

gear shaping and ground

Ring gear:

Hardened steel with Carburized


Anodized Aluminum


Quality brand double groove ball bearing




>20000 hours

Supply Ability

Supply Ability:
5000 Piece/Pieces per Month

Packaging & Delivery

Packaging Details
Customize Foam box and CTN

Online Customization

PS70 One stage Planetary gearbox

Product Description

Newstart’s value line gearbox family consists of in-line, NEMA, and right angle gearboxes that offer exceptional torque ratings, bearing capacity and low backlash for many of today’s servo and stepper applications.

The modular concept allows engineers to select from single or two stages of planetary gearing to create Hundres of standard ratios from 3:1 to 1000:1. A 1:1 right angle stage can be added for tight spaces.

Features include:

  • Ten frame sizes

  • Carburized and skived spur gearing

  • Steel housing and ring gear

  • Backlash as low as 5 arc-minutes

  • High capacity output bearings

  • One Piece Planetary carrier ensure the strength

  • 20,000 hour life

  • Grease filled for life and maintenance free


PS70 Series Ratio Unit One stage
3 4 5 6 8 10
Rated Output Torque N.m 30 44 40 25 18 20
Max. Output Torque N.m 60 88 80 50 36 40
Torsinal Stiffness N.m/arcmin 1.8
Backlash arcmin P1<5, P2<7
Rated Input Speed RPM 3000
Max. Input Speed RPM 4500
Max. Radial Load N 340
Max. Axial Load N 450
Efficiency % 95
Weight Kg 1.2
Noise Level dB 56
Service Life Hour 20000
Lubrication Grease
Orientation Any


Note: Gearbox input can be customize according to your motor


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