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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Out of Stock
1492-SPM2B010Allen-Bradley 1492-SPM2B010 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B020Allen-Bradley 1492-SPM2B020 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B030Allen-Bradley 1492-SPM2B030 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B040Allen-Bradley 1492-SPM2B040 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B050Allen-Bradley 1492-SPM2B050 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B060Allen-Bradley 1492-SPM2B060 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
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1492-SPM2B070Allen-Bradley 1492-SPM2B070 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
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1492-SPM2B080Allen-Bradley 1492-SPM2B080 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B100Allen-Bradley 1492-SPM2B100 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B130Allen-Bradley 1492-SPM2B130 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B150Allen-Bradley 1492-SPM2B150 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B160Allen-Bradley 1492-SPM2B160 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B200Allen-Bradley 1492-SPM2B200 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B250Allen-Bradley 1492-SPM2B250 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B300Allen-Bradley 1492-SPM2B300 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B320Allen-Bradley 1492-SPM2B320 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B400Allen-Bradley 1492-SPM2B400 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B500Allen-Bradley 1492-SPM2B500 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2B630Allen-Bradley 1492-SPM2B630 Supplementary Protectors, 2 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM2C005Allen-Bradley 1492-SPM2C005 Supplementary Protectors, 2 Pole Configuration, Trip Curve C
$84.99 -
Out of Stock
1492-SPM2C010Allen-Bradley 1492-SPM2C010 Supplementary Protectors, 2 Pole Configuration, Trip Curve C
$84.99 -
Out of Stock
1492-SPM2C020Allen-Bradley 1492-SPM2C020 Supplementary Protectors, 2 Pole Configuration, Trip Curve C
$84.99 -
Out of Stock
1492-SPM2C030Allen-Bradley 1492-SPM2C030 Supplementary Protectors, 2 Pole Configuration, Trip Curve C
$84.99 -
Out of Stock
1492-SPM2C040Allen-Bradley 1492-SPM2C040 Supplementary Protectors, 2 Pole Configuration, Trip Curve C
$84.99