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TE Connectivity's P&B Push To Reset Only Thermal Circuit Breaker (W58 Series)

Panel Mount Thermal Circuit Breakers - Single pole thermal circuit breakers with push to reset type actuator.

  • 0.5 amp to 30 amp ratings
  • Cannot be manually tripped
  • Button extends for visual trip indication
  • Push button to reset breaker
  • Termination is screw or .250” QC
  • Bottom marked amperage rating optionally available
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37 Products

    W58-XB1A4A-15
    Data Sheet
    W58-XB1A4A-15 TE Connectivity / P&B Brand
    Circuit Breaker - Thermal - 1 Pole - 15A, 250VAC/50VDC - White Push to Reset Actuator - Panel Mount.
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    In Stock: 3239
    Immediately
    5
    $7.12
    25
    $6.30
    100
    $5.80
    300
    $5.79
    500
    $5.77
    W58-XB1A4A-5
    Data Sheet
    W58-XB1A4A-5 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 1Pole 5A 250VAC/50VDC
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    In Stock: 3
    Immediately
    On Order: 5200
    Ships 2/3/27
    1
    $7.398
    5
    $6.726
    25
    $5.521
    100
    $5.026
    300
    $5.016
    W58-XB1A4A-1
    Data Sheet
    W58-XB1A4A-1 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 1Pole 1A 250VAC/50VDC
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    In Stock: 920
    Immediately
    On Order: 1200
    Ships 1/20/27
    1
    $11.772
    5
    $10.702
    25
    $7.385
    50
    $7.220
    100
    $7.035
    W58-XB1A4A-10
    Data Sheet
    W58-XB1A4A-10 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 1Pole 10A 250VAC/50VDC
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    In Stock: 4798
    Immediately
    5
    $7.22
    25
    $5.69
    100
    $4.91
    300
    $4.76
    500
    $4.67
    W58-XB1A4A-12
    Data Sheet
    W58-XB1A4A-12 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 1Pole 12A 250VAC/50VDC
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    In Stock: 319
    Immediately
    5
    $7.50
    25
    $5.87
    100
    $5.62
    300
    $5.29
    500
    $4.91
    W58-XB1A4A-25
    Data Sheet
    W58-XB1A4A-25 TE Connectivity / P&B Brand
    Circuit Breaker - Thermal - 1 Pole - 25A, 250VAC/50VDC - White Push to Reset Actuator - Panel Mount.
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    In Stock: 617
    Immediately
    On Order: 3200
    Ships 11/23/26
    5
    $8.71
    25
    $7.24
    50
    $6.45
    100
    $6.37
    300
    $6.36
    W58-XB1A4A-18
    Data Sheet
    W58-XB1A4A-18 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 1Pole 18A 250VAC/50VDC
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    In Stock: 283
    Immediately
    5
    $8.29
    25
    $7.93
    50
    $6.57
    100
    $5.49
    200
    $5.47
    W58-XB1A4A-2
    Data Sheet
    W58-XB1A4A-2 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 1Pole 2A 250VAC/50VDC
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    In Stock: 5087
    Immediately
    On Order: 2400
    Ships 9/14/26
    5
    $13.48
    25
    $12.76
    50
    $10.94
    100
    $9.36
    300
    $8.36
    W58-XB1A4A-20
    Data Sheet
    W58-XB1A4A-20 TE Connectivity / P&B Brand
    Circuit Breaker - Thermal - 1 Pole - 20A, 250VAC/50VDC - White Push to Reset Actuator - Panel Mount.
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    In Stock: 5135
    Immediately
    MANUFACTURER STOCK 715
    Ships 8/31/26
    5
    $8.47
    25
    $7.43
    50
    $6.37
    100
    $5.67
    300
    $5.63
    W58-XB1A4A-3
    Data Sheet
    W58-XB1A4A-3 TE Connectivity / P&B Brand
    Circuit Breaker - Thermal - 1 Pole - 3A, 250VAC/50VDC - White Push to Reset Actuator - Panel Mount.
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    In Stock: 534
    Immediately
    5
    $6.97
    25
    $5.44
    50
    $5.34
    100
    $5.22
    300
    $5.17