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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: 854
    Immediately
    5
    $7.58
    25
    $6.30
    100
    $5.29
    300
    $4.95
    500
    $4.65
    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: 837
    Immediately
    On Order: 1200
    Ships 1/8/27
    5
    $8.45
    25
    $7.20
    50
    $7.06
    100
    $6.88
    300
    $6.81
    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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    In Stock: 194
    Immediately
    On Order: 1200
    Ships 11/9/26
    5
    $7.35
    25
    $6.39
    100
    $5.75
    300
    $5.46
    500
    $5.23
    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: 2999
    Immediately
    5
    $7.09
    25
    $6.30
    100
    $5.24
    300
    $5.23
    500
    $5.22
    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: 114
    Immediately
    5
    $7.18
    25
    $7.16
    50
    $7.14
    100
    $7.13
    200
    $4.39
    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
    $4.68
    200
    $3.51
    300
    $3.28
    400 +
    $3.21
    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: 192
    Immediately
    5
    $14.95
    25
    $14.91
    50
    $14.87
    100
    $14.83
    200
    $9.13
    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: 987
    Immediately
    5
    $8.62
    25
    $6.70
    100
    $5.03
    300
    $4.60
    500
    $4.26
    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
    $8.05
    200
    $4.96
    300
    $3.92
    400 +
    $3.84
    W58-XC4C12A-1
    Data Sheet
    W58-XC4C12A-1 TE Connectivity / P&B Brand
    Circuit Breaker Thermal 1Pole 1A 250VAC/50VDC
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    In Stock: 99
    Immediately
    On Order: 308
    Ships 11/9/26
    5
    $9.95
    25
    $9.03
    50
    $7.48
    100
    $7.13
    300
    $6.91