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-SPM1D080-NAllen-Bradley 1492-SPM1D080-N Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D100Allen-Bradley 1492-SPM1D100 Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D100-NAllen-Bradley 1492-SPM1D100-N Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D130Allen-Bradley 1492-SPM1D130 Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D130-NAllen-Bradley 1492-SPM1D130-N Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
Out of Stock
1492-SPM1D150Allen-Bradley 1492-SPM1D150 Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D150-NAllen-Bradley 1492-SPM1D150-N Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
Out of Stock
1492-SPM1D160Allen-Bradley 1492-SPM1D160 Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D160-NAllen-Bradley 1492-SPM1D160-N Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D200Allen-Bradley 1492-SPM1D200 Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D200-NAllen-Bradley 1492-SPM1D200-N Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
Out of Stock
1492-SPM1D250Allen-Bradley 1492-SPM1D250 Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D250-NAllen-Bradley 1492-SPM1D250-N Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
Out of Stock
1492-SPM1D300Allen-Bradley 1492-SPM1D300 Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D300-NAllen-Bradley 1492-SPM1D300-N Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
Out of Stock
1492-SPM1D320Allen-Bradley 1492-SPM1D320 Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D320-NAllen-Bradley 1492-SPM1D320-N Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D400Allen-Bradley 1492-SPM1D400 Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D400-NAllen-Bradley 1492-SPM1D400-N Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D500Allen-Bradley 1492-SPM1D500 Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D500-NAllen-Bradley 1492-SPM1D500-N Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D630Allen-Bradley 1492-SPM1D630 Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
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1492-SPM1D630-NAllen-Bradley 1492-SPM1D630-N Supplementary Protectors, 1 Pole Configuration, Trip Curve D
$84.99 -
Out of Stock
1492-SPM2B005Allen-Bradley 1492-SPM2B005 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99