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CK-01&CK99 17AM 65C Motor Thermal Protector / Thermal Cut Out Switch

Short Description:

CK-01 Thermal Protector

Thermal protector belongs to a kind of temperature control device. When the temperature in the line is too high, the thermal protector will be triggered to disconnect the circuit, so as to avoid equipment burnout or even electrical accidents; when the temperature drops to the normal range, The circuit is closed and the normal working state is restored.

Function: thermal protection

MOQ: 1000pcs
Supply Capacity: 300,000pcs/month

Product Detail

Company Advantage

Advantage Compared with the Industry

Product Tags


Product Name CK-01&CK99 17AM 65C Motor Thermal Protector / Thermal Cut Out Switch
Use Temperature control/Overheat protection
Reset type Automatic
Electrical Rating 22A / 125VAC, 8A / 250VAC
Operating Temperature 60°C~160°C
Tolerance +/-5 C for open action(Optional +/-3 C or less)
Protection class IP00
Contact material Silver
Dielectric Strength AC 1500V for 1 minute or AC 1800V for 1 second
Insulation Resistance More than 100MΩ at DC 500V by Mega Ohm tester
Resistance Between Terminals Less than 100mW
Diameter of bimetal disc Φ12.8mm(1/2″)
Approvals UL/ TUV/ VDE/ CQC
Terminal type Customized


Typical Applications:

-Electric Motors, Battery Chargers, Transformers
-Power Supplies, Heating Pads, Fluorescent Ballasts
-OA-Machines, Solenoids, LED Lighting, etc.
-AC motors for home appliances, pumps, HID ballasts



Provide thermal protection from -20°C to 180°C.
With moisture resistance and customisable lead-wires.
Patented double-coating technology to prevent varnish penetration.
small, compact designs.
Joint venture with Korea Hanbecthistem/Seki
Snap action,Automatic reset.
Wire Customization Upon Request.


CK-01/CK-99 Bimetal Thermal Protector
SEKI CK series bimetal cut-outs are used for over-temperature and over-current protection of electric motors, transformers and lighting ballasts. Calibrations from 60℃ to 160℃.
-Snap Action Contacts
-Contact Rating: 8A/250V AC (6,000 cycles)
-Temperature Setting Range: 60℃ to 160℃


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  • 办公楼1Our product has passed the CQC,UL,TUV certification and so on, has applied for patents accumulatively more than 32 projects and has obtained scientific research departments above the provincial and ministerial level more than 10 projects. Our company has also passed the ISO9001 and ISO14001 system certificated, and national intellectual property system certificated.

    Our research and development and production capacity of the company’s mechanical and electronic temperature controllers have ranked in the forefront of the same industry in the country.7-1

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