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
141A-SS54RR25Allen-Bradley 141A-SS54RR25 MCS Mounting System Adapter Modules, MCS Iso Busbar Module,
$239.99 -
Out of Stock
141A-SS54RR45Allen-Bradley 141A-SS54RR45 MCS Mounting System Adapter Modules, MCS Iso Busbar Module,
$449.99 -
Out of Stock
141A-SS63RR45Allen-Bradley 141A-SS63RR45 MCS Mounting System Adapter Modules, MCS Iso Busbar Module,
$279.99 -
Out of Stock
141A-T13Allen-Bradley 141A-T13 MCS Mounting System Adapter Modules, Double T Busbar Support
$44.99 -
Out of Stock
141A-T13EAllen-Bradley 141A-T13E MCS Mounting System Adapter Modules, Busbar Support Cover, 3
$64.99 -
Out of Stock
141A-TR1Allen-Bradley 141A-TR1 MCS Mounting System Adapter Modules, Busbar Support, 1 Pole
$54.99 -
Out of Stock
141A-TR3Allen-Bradley 141A-TR3 MCS Mounting System Adapter Modules, Busbar Standard Support
$59.99 -
Out of Stock
141A-TR3EAllen-Bradley 141A-TR3E MCS Mounting System Adapter Modules, Busbar Support Cover, 3
$64.99 -
Out of Stock
141A-TR3F16Allen-Bradley 141A-TR3F16 MCS Mounting System Adapter Modules, Busbar Support w/ Suppl
$49.99 -
Out of Stock
141A-TS3Allen-Bradley 141A-TS3 MCS Busbar Support Spacer,20 mm,For 141A Busbar Support,Used
$44.99 -
Out of Stock
141A-TU3Allen-Bradley 141A-TU3 MCS Mounting System Adapter Modules, Busbar Standard Support
$49.99 -
Out of Stock
141A-VB710528FAllen-Bradley 141A-VB710528F MCS Mounting System Adapter Modules, Brace Terminals for Sup
$309.99 -
Out of Stock
141A-VB75528FAllen-Bradley 141A-VB75528F MCS Mounting System Adapter Modules, Brace Terminals for Sup
$279.99 -
Out of Stock
141A-VB76828FAllen-Bradley 141A-VB76828F MCS Mounting System Adapter Modules, Brace Terminals for Sup
$319.99 -
Out of Stock
141A-VC3AAllen-Bradley 141A-VC3A MCS Mounting System Adapter Modules
$179.99 -
Out of Stock
141A-VC3BAllen-Bradley 141A-VC3B MCS Mounting System Adapter Modules
$74.99 -
Out of Stock
141A-VN3120Allen-Bradley 141A-VN3120 MCS Mounting System Adapter Modules, 3 phase Module, 35 120
$319.99 -
Out of Stock
141A-VN3185Allen-Bradley 141A-VN3185 MCS Mounting System Adapter Modules, 3 phase Module, 95 185
$29.99 -
Out of Stock
141A-VN3300RAllen-Bradley 141A-VN3300R MCS Mounting System Adapter Modules, 3 phase Module, 150 300
$339.99 -
Out of Stock
141A-VN370Allen-Bradley 141A-VN370 MCS Mounting System Adapter Modules, 3 phase Module, 6 50 mm
$239.99 -
Out of Stock
141A-VS116Allen-Bradley 141A-VS116 MCS Mounting System Adapter Modules, Single / Profile Termin
$19.99 -
Out of Stock
141A-VS135Allen-Bradley 141A-VS135 MCS Mounting System Adapter Modules, Single / Profile Termin
$19.99 -
Out of Stock
141A-VS216Allen-Bradley 141A-VS216 MCS Mounting System Adapter Modules, Single / Profile Termin
$29.99 -
Out of Stock
141A-VS235Allen-Bradley 141A-VS235 MCS Mounting System Adapter Modules, Single / Profile Termin
$289.99