Thermal International Co.,Ltd

Closing the loop on thermal Solutions

16A 250V Electric Oven Capillary Thermostat

1. Temperature Range 85°C ~ 135°C
2. Length of Capillary:Standard: 400mm
3. Material of Capillary:Copper
4. Diameter of Sensing Bulb:3mm
5. Electric Rating:20A-250VAC
6. Wiring Diagram: Double Pole Single Throw (DPST)
7. Material of Terminal:Brass
8. Size of The Nut: 1-M10
9. Min. Capillary Bend Radius: 5mm

Send InquiryChat Now
Product Details

1. Product Details: 

Place of Origin

Guangdong, China (Mainland)

Brand Name

Thermal International

Model Number





Temperature Controller



Temperature Range

-35 degree to 320 degree

Temperature Differential

5% of Action Temperature

Reset Type

Manual Reset

Electric Rating


Wiring Diagram

SPST and SPDT optional

Material of Capillary & Sensing Bulb

Stainless Steel & Copper Optional

Material of Terminal


Temperature Rate of Change



6000 cycles

2. Description:

1 Thermal Protector
2 Temp:-35C to +320C
3 Rating:16(3)A-250V
4 Reset type: Manual Reset
5 UL, CE, RoHS, CQC,ISO Thermal Protect

Universal Manual-Reset Thermal Protector 

WKF Thermal Protector plays an important role as a dual overheat protection with a capillary thermostat, is applied to various electrical appliances. This Manual-Reset Thermal Protector has a capillary length of approx 500mm (partly sleeved as shown in picture), sensing bulb (sensor) is approx 4mm thick. Temperature cut out at 240 degrees centigrade, black manual reset button covered in a cap. Terminal direction could be upward or downward according to your desired request.


3. Features:

1.Strictly comply with UL, CE, CQC, RoHS, and ISO regulation

2.Available in a wide temperature range and differential

3.Manual-reset design

4.Snap-Action electric switch

5.Little magnetic interference


4. Specifications: 

Temperature Range of   Thermal Protector 

-35°C ~ +320°C 

Temperature Differential

5% of Action Temperature

Length of Capillary

300mm~3000mm optional

Material of Capillary and   Sensing Bulb

Stainless Steel and Copper   optional

Diameter of Sensing Bulb

Standard: 4mm

Electric Rating

16(3)A 250VAC~10(1.8)A 400V


Wiring Diagram

Single Pole Single   Throw (SPST)

Single Pole Double Throw   (SPDT)

Direction of Terminal

90 degree upward

90 degree downward

Material of Terminal


Center of Mounting Hole


Min. Capillary Bend Radius


Temperature Rate of Change



6000 cycles

5. Production:


6. Certificate:


7. Delivery:


8. Contact us:

contact us

The other type of Thermal Protector (Model: WKB-S) shown in the picture below, which is replaceable to EGO temperature limit switch, is available. We would love to provide you thei

Welcome to buy the 16a 250v electric oven capillary thermostat with our factory. We're one of the leading China manufacturers and suppliers in this field, offering you the best after-sale service and fast delivery. Please be free to get the free sample from us.