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DC30V Shaft 8mm Optical Absolute Encoder External Diameter 51mm

DC30V Shaft 8mm Optical Absolute Encoder External Diameter 51mm

  • DC30V Shaft 8mm Optical Absolute Encoder External Diameter 51mm
  • DC30V Shaft 8mm Optical Absolute Encoder External Diameter 51mm
  • DC30V Shaft 8mm Optical Absolute Encoder External Diameter 51mm
  • DC30V Shaft 8mm Optical Absolute Encoder External Diameter 51mm
DC30V Shaft 8mm Optical Absolute Encoder External Diameter 51mm
Product Details:
Place of Origin: Shanghai,China
Certification: CE,ISO9001
Model Number: SJ50 Encoder
Payment & Shipping Terms:
Minimum Order Quantity: 1pcs encoder to start order
Price: negotiable
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
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Detailed Product Description
Encoder Type: Absolute Encoder Shaft Load: Radial 50N; Axial 30N
Interface: NPN Low Level Effective/NPN High Level Effetive Count Direction: Counterclockwise /outside Control Direction /clockwise
Load Voltage: ≤DC30V Insulation Strength: AC500V 60s
Precision: 360/(resolution X 4) Starting Torque: Less Than 5x 10-3N.m
Top REV: 3000RPM ;IP65≤2000 RPM Environmental Temperature: Operating:-20 ~+85°C;storage:-25 ~+90°C
High Light:

Shaft 8mm Optical Absolute Encoder


Optical Absolute Encoder External Diameter 51mm


DC30V Single Turn Absolute Encoder

Optical absolute encoder external diameter 51mm solid shaft 8mm 4096 steps per turn


Absolute encoder model number








SJ50-T7 NH128

SJ50-C8 NH256W

SJ50-C6 NH64W

SJ50-TE6 NH64E

SJ50-TE5 NH32C


SJ50 Encoder Parameter table

Encoder type absolute encoder
External diameter 51mm
Thickness 29mm
Installation dimension 40mm diameter
Outlet type Radial cable
  Radial socket
  Radial cable with plug
Count direction counterclockwise
  outside control direction
Interface NPN low level effective
  NPN high level effetive
Insulation strength AC500V 60s
Insulation resistance 10MΩ
GND not connect to encoder
starting torque less than 5x 10-3N.m
Intertia moment less than 3x 10-6kg.m2
Shaft load Radial 50N; Axial 30N
Top REV 3000RPM ;IP65≤2000 RPM
Bearing life 1.5x109 revs at rated load(100000hrs at 2500RPM)
Environmental temperature Operating:-20 ~+85°C;storage:-25 ~+90°C
Environmental humidity Operating and storage: 35-85%RH(noncondensing)
Certification CE
package Carton box
Net weight About 300g (with package)


DC30V Shaft 8mm Optical Absolute Encoder External Diameter 51mm 0

Questions you may interested before ordering

Q: Do you have some videos of your products?

A: Yes, you could visit our YOUTUBE page for encoder videos.

Q: What’s your encoder product guarantee policy?

A: 1 year quality warranty and life-long technical support.

Q: Where can I download the encoder catalogue or datasheet?

A: You could visit our official website or email us directly to the latest files.

Q: What parameters are requested before ordering an encoder?

A: You should get some basic parameters before you start to order. Such as installation dimensions, resolutions, circuit signal, power supply voltage, etc.

If you have any doubt on selecting the model, you are welcome to contact us for more assistant.

Q: Where is your factory?

A: Our factory is located on Shanghai City.

Q: Can I pay a visit to your factory?

A: Yes, you we welcome to visit our factory at any time if convenient.

Q: How long is your delivery time?

A: Usually 3 working days for sample, 7-15 days for mass production,

The production date is according to order quantity.

Q: What is the highest resolution of your encoder products?

A: The highest resolution is 80000ppr, you can email us for more information.


Payment terms:

1. T/T, western union, credit card, Paypal, etc

2. 3-5 working days after payment received

3. Encoders will be shipped once ready


Why choose us?

HENGXIANG brand--The trustworthy partner
CE approved--advantaged product quality;
Fast delivery--strong stock product ability;

Factory directly provide a competitive price;
One-stop service--for your efficient purchasing experience;

OEM design accepted--customized design, your own brand accepted.


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.


Contact Details
Shanghai Hengxiang Optical Electronic Co., Ltd.

Contact Person: Manager

Tel: +8615000797209

Send your inquiry directly to us (0 / 3000)

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Factory Address:R301,Building7,Lane 115,No.1276 Nanle Road,SongJiang,Shanghai,201600