Circuit Protection
The Circuit Protection category covers a broad range of components used by controls engineers, panel builders, and machine builders to safeguard electrical systems from overcurrent, overvoltage, and unsafe isolation conditions. Typical product types include visible-blade disconnect switches for manual isolation and lockout/tagout compliance across a range of ampere ratings, control and machine-tool transformers for stepping down line voltage to safe control-circuit levels (commonly 24V or 120V secondary), and safety cable and rope-pull accessories for emergency-stop perimeter guarding on conveyor and machine-line applications. With over 4,000 stocked line items, the selection spans low-amperage branch-circuit protection through heavy industrial disconnect hardware rated to 400 A and above, supporting 120V single-phase through 480V three-phase installations in manufacturing, material handling, and process control environments.
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1492-SPM1B005-NAllen-Bradley 1492-SPM1B005-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B010Allen-Bradley 1492-SPM1B010 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
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1492-SPM1B010-NAllen-Bradley 1492-SPM1B010-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B020Allen-Bradley 1492-SPM1B020 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
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1492-SPM1B020-NAllen-Bradley 1492-SPM1B020-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B030Allen-Bradley 1492-SPM1B030 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
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1492-SPM1B030-NAllen-Bradley 1492-SPM1B030-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B040Allen-Bradley 1492-SPM1B040 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
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1492-SPM1B040-NAllen-Bradley 1492-SPM1B040-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B050Allen-Bradley 1492-SPM1B050 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
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1492-SPM1B050-NAllen-Bradley 1492-SPM1B050-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B060Allen-Bradley 1492-SPM1B060 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
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1492-SPM1B060-NAllen-Bradley 1492-SPM1B060-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B070Allen-Bradley 1492-SPM1B070 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
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1492-SPM1B070-NAllen-Bradley 1492-SPM1B070-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B080Allen-Bradley 1492-SPM1B080 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
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1492-SPM1B080-NAllen-Bradley 1492-SPM1B080-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B100Allen-Bradley 1492-SPM1B100 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B100-NAllen-Bradley 1492-SPM1B100-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B130Allen-Bradley 1492-SPM1B130 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
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1492-SPM1B130-NAllen-Bradley 1492-SPM1B130-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B150Allen-Bradley 1492-SPM1B150 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B150-NAllen-Bradley 1492-SPM1B150-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B160Allen-Bradley 1492-SPM1B160 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99