Shanghai Hengxiang Optical Electronic Co., Ltd. 86-21-54613487
Laser Sensor Outer Dia 25mm Solid 4mm Optical Rotary Encoders

Laser Sensor Outer Dia 25mm Solid 4mm Optical Rotary Encoders

  • High Light

    4mm Optical Rotary Encoders


    25mm Optical Rotary Encoders


    4mm incremental quadrature encoder

  • Wire Lengh
    1 Meter
  • Thickness
  • Voltage
  • Encoder Type
    Incremental Encoder
  • External diameter
  • Solid Shaft diameter
    4mm(D Shape)
  • Slew Speed
  • Net weight
  • Usage `
  • Place of Origin
  • Brand Name
  • Certification
  • Model Number
    s25 Rotary Encoder Laser
  • Minimum Order Quantity
    1pcs encoder to start order
  • Price
  • Packaging Details
    each 1 piece was packed into single carton box
  • Delivery Time
    3-5 working days for sample order, 7-15 working days for mass order
  • Payment Terms
    D/A, D/P, T/T, Western Union, Credit Card, Master Card,Paypal, etc
  • Supply Ability
    100K pieces per year

Laser Sensor Outer Dia 25mm Solid 4mm Optical Rotary Encoders

S25- Series Rotary Encoder Laser sensor outer dia 25mm small dimension solid 4mm


1) Advantages

1, Certification: CE & ISO9001 & SGS.

2, Feature: small, compact configuration, durable and easy to install, etc.

3, Application: subminiature motor, small instrument, etc., for automation control.



About Our Factory

  • Own brand of "HENGXIANG" encoder
  • Has ISO9001:2000 Quality Management System Certificate and CE Certification
  • Invention patents five and utility model patents five
  • Passed Shanghai New and High-tech Achievements Transformation Project.
  • Our target: Meeting Client's Requirement,Creating Social value,serving clients attentively and Achieving win-win.
  • Located in Shanghai city
  • 20-30 experienced workers
Items Basic parameters
External dimensions External diameter: 25mm
Thickness: 30mm
Solid shaft diameter: 4mm(D shape)
Encoder type Incremental encoder
Resolution 20;25;36;50;60;100;200;250;256;300;360;400;500;512
Output phase Phase A,B,Z,A-,B-,Z-
Supply voltage DC5V; DC8-30V
GND not connect to encoder
Slew Speed 5000rpm
Insulation strength AC500V 60s
Insulation resistance 10MΩ
Mark to Space ratio 45% to 55%
Top response Frequency 100kHz Max
Shell Material die cast aluminum
Bearing life 1.5x109 revs at rated load(100000hrs at 2500RPM)
Shaft Material Stainless steel
Vibration(endure) Amplitude 0.75mm,10-55Hz,1 hour for X/Y/Z direction individually
Shock(endure) 49/m/s2,three times for X,Y,Z direction individually
package Carton box
Net weight 50g (with package)
Certification CE



Laser Sensor Outer Dia 25mm Solid 4mm Optical Rotary Encoders 0




  • Stock driver
  • PMDC geared motor
  • Brushless dc motor
  • Servo motor
  • Drawing machine
  • VFD
  • Inverter
  • Variable frequency driver
  • Embroidery machine
  • Elevator
  • Printing machinery
  • Projector
  • Paper equipment
  • Industrial machinery



More information

If you are looking for more information about our factory or about our products, please contact us or email us right now, we will reply you as soon as possible.


Matters needing attention

1. Must choose the power supply voltage: DC5V or DC8-30V

2. Must choose leaf spring plate model number if you select hollow shaft encoder

3. Please advise the motor speed (RPM) that you actually use

4. If you have any other requirements, please provide detail parameters

Laser Sensor Outer Dia 25mm Solid 4mm Optical Rotary Encoders 1