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
1497B-A2-M13-1-NAllen-Bradley 1497B-A2-M13-1-N 1497B CCT, 75VA, 120x240V 60Hz Primary, 0 Pri 1 Sec Fuse B
$574.99 -
Out of Stock
1497B-A2-M13-3-NAllen-Bradley 1497B-A2-M13-3-N 1497B CCT, 75VA, 120x240V 60Hz Primary, 2 Pri 1 Sec Fuse B
$574.99 -
Out of Stock
1497B-A3-M11-0-NAllen-Bradley 1497B-A3-M11-0-N 1497B CCT, 100VA, 600/575/550V 60Hz Primary, 0 Pri 0 Sec F
$574.99 -
Out of Stock
1497B-A3-M11-2-NAllen-Bradley 1497B-A3-M11-2-N 1497B CCT, 100VA, 600/575/550V 60Hz Primary, 2 Pri 0 Sec F
$574.99 -
Out of Stock
1497B-A3-M12-2-NAllen-Bradley 1497B-A3-M12-2-N 1497B CCT, 100VA, 120x240V 60Hz Primary w/ matching Seconda
$574.99 -
Out of Stock
1497B-A3-M13-0-NAllen-Bradley 1497B-A3-M13-0-N Transformer, Control Power, 100VA, Pri. 120X240V, Sec 24V, 6
$574.99 -
Out of Stock
1497B-A3-M13-1-NAllen-Bradley 1497B-A3-M13-1-N 1497B CCT, 100VA, 120x240V 60Hz Primary, 0 Pri 1 Sec Fuse
$574.99 -
Out of Stock
1497B-A3-M13-3-NAllen-Bradley 1497B-A3-M13-3-N 1497B CCT, 100VA, 120x240V 60Hz Primary, 2 Pri 1 Sec Fuse
$574.99 -
Out of Stock
1497B-A3-M14-0-NAllen-Bradley 1497B-A3-M14-0-N 1497B CCT, 100VA, 240x480V 60Hz Primary 120/240V Secondary,
$249.99 -
Out of Stock
1497B-A3-M16-3-NAllen-Bradley 1497B-A3-M16-3-N 1497B CCT, 100VA, 240x480V 60Hz Primary 24V Secondary, 2 Pr
$574.99 -
Out of Stock
1497B-A3-M17-0-NAllen-Bradley 1497B-A3-M17-0-N 1497B CCT, 100VA, 208x240V 60Hz Primary, 0 Pri 0 Sec Fuse
$574.99 -
Out of Stock
1497B-A3-M17-3-NAllen-Bradley 1497B-A3-M17-3-N 1497B CCT, 100VA, 208x240V 60Hz Primary, 2 Pri 1 Sec Fuse
$574.99 -
Out of Stock
1497B-A4-M13-0-NAllen-Bradley 1497B-A4-M13-0-N 1497B CCT, 150VA, 120x240V 60Hz Primary, 0 Pri 0 Sec Fuse
$574.99 -
Out of Stock
1497B-A4-M13-3-NAllen-Bradley 1497B-A4-M13-3-N 1497B CCT, 150VA, 120x240V 60Hz Primary, 2 Pri 1 Sec Fuse
$574.99 -
Out of Stock
1497B-A4-M14-0-NAllen-Bradley 1497B-A4-M14-0-N Control Power Transformer, 1497B, 150VA, 240X480 120
$574.99 -
Out of Stock
1497B-A4-M16-0-NAllen-Bradley 1497B-A4-M16-0-N 1497B CCT, 150VA, 240x480V 60Hz Primary 24V Secondary, 0 Pr
$574.99 -
Out of Stock
1497B-A4-M16-3-NAllen-Bradley 1497B-A4-M16-3-N 1497B CCT, 150VA, 240x480V 60Hz Primary 24V Secondary, 2 Pr
$574.99 -
Out of Stock
1497B-A5-M12-2-NAllen-Bradley 1497B-A5-M12-2-N 1497B CCT, 200VA, 120x240V 60Hz Primary w/ matching Seconda
$574.99 -
Out of Stock
1497B-A5-M13-0-NAllen-Bradley 1497B-A5-M13-0-N Transformer, Control Power, 200VA, Pri. 120X240V, Sec 24V, 6
$574.99 -
Out of Stock
1497B-A6-M13-0-NAllen-Bradley 1497B-A6-M13-0-N 1497B CCT, 250VA, 120x240V 60Hz Primary, 0 Pri 0 Sec Fuse
$299.99 -
Out of Stock
1497B-A6-M13-1-NAllen-Bradley 1497B-A6-M13-1-N 1497B CCT, 250VA, 120x240V 60Hz Primary, 0 Pri 1 Sec Fuse
$279.99 -
Out of Stock
1497B-A6-M13-3-NAllen-Bradley 1497B-A6-M13-3-N 1497B CCT, 250VA, 120x240V 60Hz Primary, 2 Pri 1 Sec Fuse
$799.99 -
Out of Stock
1497B-A6-M14-0-NAllen-Bradley 1497B-A6-M14-0-N Control Power Transformers, 1497B 250VA 240X480 120
$239.99 -
Out of Stock
1497B-A6-M16-0-NAllen-Bradley 1497B-A6-M16-0-N 1497B CCT, 250VA, 240x480V 60Hz Primary 24V Secondary, 0 Pr
$239.99