Specifications
Voltage & Current :
250V 16A
Contact type :
normally closed or normally open
Switch type :
auto reset or manual reset
Place of Origin :
China
Brand Name :
HENGHAO
Certification :
UL,CQC,VDE,ROHS
Model Number :
BW9700
MOQ :
1000PCS
Price :
0.19 / pieces
Packaging Details :
1000pcs per carton
Delivery Time :
7 days
Payment Terms :
TT, CASH.LC.WEST UNION
Supply Ability :
100000000pcs per month
Life Cycle :
100000 cycles
Description
Small Size Motor Thermal Overload Switch for Electronic Beauty Instrument Use
Small Size Motor Thermal Overload Switch Electronic Beauty Instrument Use Small Size Motor Thermal Overload Switch Electronic Beauty Instrument Use
Operating Principle and Structure

The BW series thermal protector utilizes a specifically engineered bimetallic strip that operates without auxiliary mechanisms. The bimetallic element directly senses heating current and rapidly changes state to automatically open or close electrical contacts, providing reliable overheat and overload protection.

Applications

Widely used in electric motors and electrical equipment including:

  • Electric blanket and hot wall systems
  • Washer motors and soybean milk machine motors
  • Fan motors and air conditioning motors
  • Fractional motors and direct current motors
  • AC brushless motors and water pumps
  • Transformers and rectifiers
  • Lighting systems and rechargeable batteries
  • Various electric heating appliances
Technical Specifications
  • Contact Type: Normally closed and Normally open
  • Electrical Rating: 10A/AC120V; 8A/AC250V; 10A/AC250V; 16A/AC250V
  • Circuit Resistance: ≤50mΩ (Initial value)
  • Insulation Resistance: ≥100mΩ
  • Action Temperature Range: 40~150℃
  • Case Options: Metal case and plastic case
  • Life Expectancy: ≥10,000 cycles
Dimensions and Models
Model L(mm) W(mm) H(mm) Electrical Rating Lead Wire (mm)
BW metal 20 7.5 3.8 5A/250V; 10A/250V AWG#22, AWG#18 high temperature silicone wire L1=L2=70mm, or custom requirements
BW metal 20 8.0 4.1 16A/250V AWG#22, AWG#18 high temperature silicone wire L1=L2=70mm, or custom requirements
BW plastic 20 8.0 4.0 5A/250V; 10A/250V AWG#22, AWG#18 high temperature silicone wire L1=L2=70mm, or custom requirements
Temperature Specifications
Code Open Temp. Reset Temp. Code Open Temp. Reset Temp.
4040℃±5℃≥30℃100100℃±5℃70±10℃
4545℃±5℃≥30℃105105℃±5℃70±12℃
5050℃±5℃≥30℃110110℃±5℃75±12℃
5555℃±5℃≥30℃115115℃±5℃80±12℃
6060℃±5℃40±10℃120120℃±5℃85±12℃
6565℃±5℃45±10℃125125℃±5℃90±12℃
7070℃±5℃50±10℃130130℃±5℃95±12℃
7575℃±5℃55±10℃135135℃±5℃100±12℃
8080℃±5℃60±10℃140140℃±5℃105±12℃
8585℃±5℃65±10℃145145℃±5℃110±12℃
9090℃±5℃70±10℃150150℃±5℃115±12℃
9595℃±5℃75±10℃
Competitive Advantages
  • Compact size for easy installation
  • Quick-acting bimetallic strip with fast response
  • Extended lifespan exceeding 10,000 cycles
  • Prevents vacuum impregnation process leaks
  • Direct replacement for SENSATA 17AM/7AM and SEKI ST-22 models
Technical Drawings
Small Size Motor Thermal Overload Switch Electronic Beauty Instrument Use Small Size Motor Thermal Overload Switch Electronic Beauty Instrument Use
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Small Size Motor Thermal Overload Switch Electronic Beauty Instrument Use

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Voltage & Current :
250V 16A
Contact type :
normally closed or normally open
Switch type :
auto reset or manual reset
Place of Origin :
China
Brand Name :
HENGHAO
Certification :
UL,CQC,VDE,ROHS
Contact Supplier
video
Small Size Motor Thermal Overload Switch Electronic Beauty Instrument Use
Small Size Motor Thermal Overload Switch Electronic Beauty Instrument Use
Small Size Motor Thermal Overload Switch Electronic Beauty Instrument Use
Small Size Motor Thermal Overload Switch Electronic Beauty Instrument Use
Small Size Motor Thermal Overload Switch Electronic Beauty Instrument Use
Small Size Motor Thermal Overload Switch Electronic Beauty Instrument Use
Small Size Motor Thermal Overload Switch Electronic Beauty Instrument Use
Small Size Motor Thermal Overload Switch Electronic Beauty Instrument Use

Dongguan Heng Hao Electric Co., Ltd

Verified Supplier
9 Years
guangdong, dongguan
Since 2011
Business Type :
Manufacturer, Importer, Exporter
Total Annual :
1000000-5000000
Employee Number :
100~120
Certification Level :
Verified Supplier
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