22JXS20K/20STH Planetary Gear Stepping Motor

① Characteristics

Motor typeNema 8 Hybrid Square Stepper Motor
Gearbox typePlanetary 
Step Angle1.8º
Step Angle Accuracy±5% (full step, no load)
Gear ratio 1:3.71 ~1:369
Permissible load range0.6N.m ~ 2N.m for S1 duty cycle
Temperature Rise80 Max. (rated current, 2 phase on)
Ambient Temperature-20 ~+50
Insulation Resistance100MΩ Min., 500V DC
Dielectric Strength500V AC for one minute
IP ratingup to IP68


② Description

Planetary Gear Stepping Motor

1.8º  20mm size hybrid square stepper motor is equipped with a 22mm ball bearing planetary gearbox


Special shaft material and dimensions

Custom design; OEM products available

Magnetic/optical encoder with up to 3 channels provides feedback for your accurate control of motor speed and positioning.


Small inertia, high precision, high stability, smooth running, low noise

Advantageous torque with minimum space requirements

Suitable for continuous and intermittent operation

Can be installed in any mounting position

Typical applications

Printing system

Bank equipment: ATM

Metro fare collection system

Water treatment industry: screw pump

Scientific instrument industry: optical instrument

Medical industry: hematology analyzer, biochemical analyzer, blood cell analyzer, Scanning equipment,etc.

Textile industry: flat knitting machine, circular knitting machine, bobbin winder

Advertising industry: laser machine, engraving machine, marking machine, inkjet

Communication equipment industry: mobile satellite TV

Industrial automation industry: semiconductor testing equipment, winding machine, stripping machine

Certificates & Qualifications

REACH, CE & CCC, RoHS, ISO9001: 2015, ISO14001: 2015, OHSAS18001: 2007


③ View the catalog

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