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SEKI ST-22 10A 250V Bimetal Temperature Protector Motor Thermal Protection Switch

Categories Thermal Overload Protector
Brand Name: Tian Rui
Model Number: ST-22
Certification: ROHS UL
Place of Origin: China
MOQ: 1000PCS
Price: USD0.15-0.50PCS
Payment Terms: D/P, T/T,Paypal, Western Union
Supply Ability: 1000000PCS/Month
Delivery Time: 5-7 Days
Packaging Details: 100PCS/Bag
Rated Current: 10A max
Rated Voltage: 250V
Case: Plastic
Contact System: Normal Closed
Temperatures: 50°C to 150°C
Tolerance: ±5℃
ON-OFF Differe: 30 ±15K
Heat Endurance: Open temp. + 50°c/continuity, 200°C/ 1min
Life Cycles: 10,000 cycles
Feature: Snap Action
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    • Product Details
    • Company Profile

    SEKI ST-22 10A 250V Bimetal Temperature Protector Motor Thermal Protection Switch

    SEKI ST-22 10A 250V Motor Bimetal Temperature Protector Thermal Protection Switch

    ● TEMPERATURES (at no load)

    50°C to 150°C in increments of 5°C


    Indicated temp. ±5℃

    ● ON-OFF DIFFERE (general)

    30 ±15K


    Open temp. + 50°c/continuity, 200°C/ 1min

    ●CYCLE LIFE(Resistive Load)

    10A/125V AC 10,000 cycles, 7A/250V AC 10,000cycles

    3A/48V DC 6,000 cycles, 2.2A/48V DC 10,000cycles


    Min. Current 50mA/ repeatedly

    Max. Current 30A/5 cycles


    Normally closed


    - Snap Action

    - Automatic Reset Bimetal

    - Moisture/ Dust-Proof 1

    - Superior Heat Response

    - PBT Resin Case with Epoxy Seal

    - Customization upon Request


    Overheat protection for Electric Motors, Battery Chargers, Transformers, Power Supplies, Heating Pads, Fluorescent Ballasts, OA-Machines, Solenoids, LED Lighting, etc.


    ● W-Type : UL3266 AWG22 Stranded. Standard Length: 70mm long with 7mm stripped

    ● P-Type : ø0.7 Tinned Lead. Standard Length: 25mm

    * The length can be adjustable on demand.


    Miniature size

    Low resistance less than 25mohm

    Positive make and break with snap-action disc

    Repeatable temperature performance over life

    Gasketed case suitable for most impregnation processes

    Current and temperature sensitivity for maximum design flexibility and application

    Wide selection of leads

    Substitute SENSATA 4MM/6MM,PEPI and ISUZU IP405/505 series

    Approval Ratings

    AgencyStandardCategoryElectrical RatingsMax TempFile NO.
    UL (c-ULus)


    CSAC22.2 No.77-14

    Motor ProtectorAC 125V/250V,1/2HP150℃E162232
    CSA22.2 No.24-15
    DC(Thermal Protective Device)DC 48V/2.2A 10,000 cycles130℃E162183
    DC 48V/3A 6,000 cycles
    ResistiveAC125V/10A, 250V/7A,10,000 cycles
    AC 277V/5A 6,000 cycles (UL only)
    InductiveAC 277V/3A 6,000 cycles (UL only)
    lncandescent LampAC125V/4A,250V/2A 10,000 cycles
    Fluorescent Lamp/BallastAC 250V/1A 10,000 cycles

    EN 60730-1

    EN 60730-2-2

    Thermal Motor ProtectorAC 250V150℃1916600-4510-

    EN 60730-1

    EN 60730-2-9

    Thermal Cut-OutAC250V/7A(4A)Resistive(Inductive)10,000 cycles

    EN 60730-1

    EN 60730-2-3

    Fluorescent Lamp/BallastAC 250V/1A130℃
    CQCGB14536.1-2008Thermal ProtectorMotor Protector AC 125V/250V,1/2HP150℃CQCO8002022430
    GB14536.3-2008Resistive AC 125V/1OA,250V/7A 10,000 cycles
    GB14536.10-2008Resistive AC 125V/1OA,250V/7A 10,000 cycles


    Thermal ProtectorAC250V/5A150℃ZHO2003-10001

    Quality SEKI ST-22 10A 250V Bimetal Temperature Protector Motor Thermal Protection Switch for sale
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