20mm Reduction Stepper Motor 7.5 Degree DC 5v 20BYJ46 Permanent Magnet Stepper Motor

This is a 20mm diameter permanent magnet stepper motor with gear ratio gearbox.

This is an uni-polar motor with 4 phases.

With low price and reliable quality, this motor is widely used in home appliance industries, such as air conditioning, smart home system, smart toilet and so on.

We provide customization service on gear ratio, coil resistance, phase number, and connector types.

Customers can customize motor’s parameter based on specific requirement, we have 85:1 gear ratio for option.

Customization options:

Model No.: 20BYJ46

Step angle:(1-2phase driving) 7.5°/85; (2-2 phase driving) 15°/85

Gear ratio: 85:1

Customizable items: 

Voltage:5~24V; gear ratio, gear material, output shaft, motor’s cap design customizable

Design drawing(Unit:mm)

Technical Features

Application                                                                 Highlights

HVAC/R Valve Actuation                                           Winding possibilities – Bipolar

Office Automation Printers, Copiers, Data storage   Maintenance free - motor is brushless

Medical Applications Pill dispensing Analysers        Cost effective - compact design, lower integration cost

Telecommunication Antennae positioning                Switching lines Open loop control - No encoders necessary

Packaging and Shipping information:

Samples are packed with foam sponge inside paper box.

For mass production, products are packed in paper carton.

For sea shipping (Mass production), cartons are packed on pallet.

Shipping time:

By express(DHL/ UPS/ Fedex/ TNT): 5~12 days

By 4PX express: 10~20 days

Sea shipping: 40~60 days (depends on different countries)