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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-30
    Data Sheet
    W58-XB1A4A-30 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 1Pole 30A 250VAC/50VDC
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    In Stock: 852
    Immediately
    5
    $7.36
    25
    $6.12
    100
    $5.14
    300
    $4.81
    500
    $4.51
    W58-XB1A4A-4
    Data Sheet
    W58-XB1A4A-4 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 1Pole 4A 250VAC/50VDC
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    In Stock: 507
    Immediately
    5
    $8.20
    25
    $6.99
    50
    $6.85
    100
    $6.68
    300
    $6.61
    W58-XB1A4A-6
    Data Sheet
    W58-XB1A4A-6 TE Connectivity / P&B Brand
    The W58-XB1A4A-6 is a 6A, single-pole, push-to-reset thermal circuit breaker with a series trip function.
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    On Order: 1200
    Ships 11/9/26
    5
    $7.14
    25
    $6.20
    100
    $5.58
    300
    $5.30
    500
    $5.08
    W58-XB1A4A-8
    Data Sheet
    W58-XB1A4A-8 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 1Pole 8A 250VAC/50VDC
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    In Stock: 2199
    Immediately
    5
    $6.88
    25
    $6.12
    100
    $5.09
    300
    $5.08
    500
    $5.07
    W58-XB1A15B-15
    Data Sheet
    W58-XB1A15B-15 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 15A 250VAC 50VDC
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    In Stock: 44
    Immediately
    5
    $6.97
    25
    $6.95
    50
    $6.93
    100
    $6.92
    200
    $4.26
    W58-XB1A15B-20
    Data Sheet
    W58-XB1A15B-20 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 20A 250VAC 50VDC
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    17 Weeks
    100
    $4.54
    200
    $3.41
    300
    $3.18
    400 +
    $3.12
    W58-XB1A4A-3.5
    Data Sheet
    W58-XB1A4A-3.5 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 1Pole 3.5A 250VAC/50VDC
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    In Stock: 188
    Immediately
    5
    $14.51
    25
    $14.48
    50
    $14.44
    100
    $14.40
    200
    $8.86
    W58-XB1A4A-7
    Data Sheet
    W58-XB1A4A-7 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 1Pole 7A 250VAC/50VDC
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    In Stock: 985
    Immediately
    5
    $8.37
    25
    $6.50
    100
    $4.88
    300
    $4.47
    500
    $4.14
    W58-XB1C4A-20
    Data Sheet
    W58-XB1C4A-20 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 20A 250VAC 50VDC
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    22 Weeks
    100
    $7.82
    200
    $4.82
    300
    $3.81
    400 +
    $3.73
    W58-XC4C12A-1
    Data Sheet
    W58-XC4C12A-1 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 1Pole 1A 250VAC/50VDC
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    On Order: 308
    Ships 11/9/26
    5
    $9.66
    25
    $8.77
    50
    $7.26
    100
    $6.92
    300
    $6.71