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.
-
Out of Stock
1492-SPM1B160-NAllen-Bradley 1492-SPM1B160-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B200Allen-Bradley 1492-SPM1B200 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B200-NAllen-Bradley 1492-SPM1B200-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B250Allen-Bradley 1492-SPM1B250 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B250-NAllen-Bradley 1492-SPM1B250-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B300Allen-Bradley 1492-SPM1B300 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B300-NAllen-Bradley 1492-SPM1B300-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B320Allen-Bradley 1492-SPM1B320 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B320-NAllen-Bradley 1492-SPM1B320-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B400Allen-Bradley 1492-SPM1B400 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B400-NAllen-Bradley 1492-SPM1B400-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B500Allen-Bradley 1492-SPM1B500 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B500-NAllen-Bradley 1492-SPM1B500-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B630Allen-Bradley 1492-SPM1B630 Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1B630-NAllen-Bradley 1492-SPM1B630-N Supplementary Protectors, 1 Pole Configuration, Trip Curve B
$84.99 -
Out of Stock
1492-SPM1C005Allen-Bradley 1492-SPM1C005 Supplementary Protectors, 1 Pole Configuration, Trip Curve C
$84.99 -
Out of Stock
1492-SPM1C005-NAllen-Bradley 1492-SPM1C005-N Supplementary Protectors, 1 Pole Configuration, Trip Curve C
$84.99 -
Out of Stock
1492-SPM1C010Allen-Bradley 1492-SPM1C010 Supplementary Protectors, 1 Pole Configuration, Trip Curve C
$229.99 -
Out of Stock
1492-SPM1C010-NAllen-Bradley 1492-SPM1C010-N Supplementary Protectors, 1 Pole Configuration, Trip Curve C
$84.99 -
Out of Stock
1492-SPM1C020Allen-Bradley 1492-SPM1C020 Supplementary Protectors, 1 Pole Configuration, Trip Curve C
$84.99 -
Out of Stock
1492-SPM1C020-NAllen-Bradley 1492-SPM1C020-N Supplementary Protectors, 1 Pole Configuration, Trip Curve C
$84.99 -
Out of Stock
1492-SPM1C030Allen-Bradley 1492-SPM1C030 Supplementary Protectors, 1 Pole Configuration, Trip Curve C
$84.99 -
Out of Stock
1492-SPM1C030-NAllen-Bradley 1492-SPM1C030-N Supplementary Protectors, 1 Pole Configuration, Trip Curve C
$84.99 -
Out of Stock
1492-SPM1C040Allen-Bradley 1492-SPM1C040 Supplementary Protectors, 1 Pole Configuration, Trip Curve C
$84.99