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
140G-NS0H4-E12Allen-Bradley 140G-NS0H4-E12 Molded Case Circuit Breaker, NS frame, 100 kA at 480V, Elect
$189.99 -
Out of Stock
140G-NS0I3-E12Allen-Bradley 140G-NS0I3-E12 Molded Case Circuit Breaker, NS frame, 100 kA at 480V, Elect
$189.99 -
Out of Stock
140G-NS0I4-E12Allen-Bradley 140G-NS0I4-E12 Molded Case Circuit Breaker, NS frame, 100 kA at 480V, Elect
$189.99 -
Out of Stock
140G-NS0K3-E12Allen-Bradley 140G-NS0K3-E12 Molded Case Circuit Breaker, NS frame, 100 kA at 480V, Elect
$189.99 -
Out of Stock
140G-NS0K4-E12Allen-Bradley 140G-NS0K4-E12 Molded Case Circuit Breaker, NS frame, 100 kA at 480V, Elect
$189.99 -
Out of Stock
140G-NS5H3-E12Allen-Bradley 140G-NS5H3-E12 Molded Case Circuit Breaker, NS frame, 50 kA at 480V, Electr
$189.99 -
Out of Stock
140G-NS5H4-E12Allen-Bradley 140G-NS5H4-E12 Molded Case Circuit Breaker, NS frame, 50 kA at 480V, Electr
$189.99 -
Out of Stock
140G-NS5I3-E12Allen-Bradley 140G-NS5I3-E12 Molded Case Circuit Breaker, NS frame, 50 kA at 480V, Electr
$189.99 -
Out of Stock
140G-NS5I4-E12Allen-Bradley 140G-NS5I4-E12 Molded Case Circuit Breaker, NS frame, 50 kA at 480V, Electr
$189.99 -
Out of Stock
140G-NS5K3-E12Allen-Bradley 140G-NS5K3-E12 Molded Case Circuit Breaker, NS frame, 50 kA at 480V, Electr
$189.99 -
Out of Stock
140G-NS5K4-E12Allen-Bradley 140G-NS5K4-E12 Molded Case Circuit Breaker, NS frame, 50 kA at 480V, Electr
$189.99 -
Out of Stock
140G-NS6H3-E12Allen-Bradley 140G-NS6H3-E12 Molded Case Circuit Breaker, NS frame, 65 kA at 480V, Electr
$189.99 -
Out of Stock
140G-NS6H4-E12Allen-Bradley 140G-NS6H4-E12 Molded Case Circuit Breaker, NS frame, 65 kA at 480V, Electr
$189.99 -
Out of Stock
140G-NS6I3-E12Allen-Bradley 140G-NS6I3-E12 Molded Case Circuit Breaker, NS frame, 65 kA at 480V, Electr
$189.99 -
Out of Stock
140G-NS6I4-E12Allen-Bradley 140G-NS6I4-E12 Molded Case Circuit Breaker, NS frame, 65 kA at 480V, Electr
$189.99 -
Out of Stock
140G-NS6K3-E12Allen-Bradley 140G-NS6K3-E12 Molded Case Circuit Breaker, NS frame, 65 kA at 480V, Electr
$189.99 -
Out of Stock
140G-NS6K4-E12Allen-Bradley 140G-NS6K4-E12 Molded Case Circuit Breaker, NS frame, 65 kA at 480V, Electr
$189.99 -
Out of Stock
140G-NTH-E12Allen-Bradley 140G-NTH-E12 Molded Case Circuit Breaker Trip Unit,1200A Frame,1200A,LSI,
$189.99 -
Out of Stock
140G-NTI-E12Allen-Bradley 140G-NTI-E12 Molded Case Circuit Breaker Trip Unit,1200A Frame,1200A,LSIG
$189.99 -
Out of Stock
140G-NTK-E12Allen-Bradley 140G-NTK-E12 Molded Case Circuit Breaker Trip Unit,1200A Frame,1200A,LSIG
$189.99 -
Out of Stock
140G-P1BAllen-Bradley 140G-P1B Molded Case Ckt Bkr, 125A..600A Frame,Flex Cable,Operating H
$189.99 -
Out of Stock
140G-R-BC12Allen-Bradley 140G-R-BC12 Circuit Breaker Accessory,Frame M,Escutcheon,3/4p,Qty 1
$189.99 -
Out of Stock
140G-R-EA1TAAllen-Bradley 140G-R-EA1TA Circuit Breaker Accessory,Frame N NS,Ext. Neutral Current Tr
$189.99 -
Out of Stock
140G-R-EA3A1JMAllen-Bradley 140G-R-EA3A1JM Circuit Breaker Accessory,Frame R with MM, 3AX 250V 1AX 24V
$189.99