FSTB B series Compressor external overload protector for refrigerator parts

FOB Reference Price:Get Latest Price
$0.50 - $2.00 / Pieces | 1000 Piece/Pieces (Min. Order)
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Quick Details
Refrigerator Parts
Place of Origin:
Guangdong, China
Brand Name:
Model Number:
B series
Product Name:
External productor
Temperature characteristic(OFF):
Refrigerator:100~150℃ ; Air-conditioner: 130~170℃
Temperature characteristic(ON):
Refrigerator:50~90℃ ; Air-conditioner: 60~90℃
Ambient temperature:
Refrigerator:60~120℃ ; Air-conditioner: 80~120℃
Safety certificate:
Rated short time current:
2.5 to 50 Amp
Range of opening temperature:
Supply Ability
Supply Ability:
500000 Piece/Pieces per Day refrigerator compressor
Packaging & Delivery
Packaging Details
200pcs per inner box, 5 box(1000pcs) per carton, the carton size is 480(L)*282(W)*218(H)(mm)
Video Description

FSTB B series Compressor external overload protector for refrigerator parts


Product Description

  B series external protector is available for the application of hermetical and semi-hermetical electric motor-internal commpressor as compressor protector for overheat and overload protection.



B series external protectors :   

  • Rated short time current: 2.5 to 50 Amp.
  • Range of opening temperature: 100-170°C


Type of construction:

  • Dual-terminal Type
  • C-Hook Type
  • Wire-terminal Type
  • Explosion-proof Type 


Parameter Sheet:
 Specification RangePermissible deviation  Specific parameter 
Temperature Characteristic OFF ( ℃ ) 100 ~150 130 ~170  ± 5 Customized 
ON ( ℃ ) 50 ~90 60 ~90   ± 9 ,  ± 11
Short time trip (S/T)  Current (A) 1.5 ~30 8 ~50  - Customized  
sTrip (S) 2 ~20 2 ~20  -
Reset (S)  ≥ 3  ≥ 3  -
Ultimate trip currentAmbient temperature   (℃ ) 60 ~120 80 ~120  ± 2 Customized


Product recommendation:




Company Information


1. With more than 30 years experience of professional thermostat design, 

manufacturing and customer service;

2. Have our own bimefal material R&D and production base;

3. With ability for integrating the different resources of the hole group and partners, to innovate and create value for different customers from different sectors and industries;

4. With various production lines and high efficient production capacity.




Q1: What is the MOQ?

A: Normally our MOQ is 1000 pcs. Larger quantity could win lower price.


Q2: What about the lead time?

A: It usually takes about only 7-15 days to produce KSD thermostat, KST thermostat and capillary thermostat would take longer time, which is about 30 days.


Q3:Which payment terms you can accept?

A: T/T, Western Union, L/C



A: We offer 3 year guarantee.



Contact Us


Welcome to our website to get more information.






AWE 2018 - Appliance & Electronics World Expo 2018


Getting more information about high temperature protector and limit switch, please refer to our website: www.thermostat-gb.com

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