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
1489-M2C500Allen-Bradley 1489-M2C500 1489 M Miniature Circuit Breaker, Standard configuration, AC
$369.99 -
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1489-M2C600Allen-Bradley 1489-M2C600 1489 M Miniature Circuit Breaker, Standard configuration, AC
$239.99 -
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1489-M2C630Allen-Bradley 1489-M2C630 1489 M Miniature Circuit Breaker, Standard configuration, AC
$719.99 -
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1489-M2D005Allen-Bradley 1489-M2D005 1489 M Miniature Circuit Breaker, Standard configuration, AC
$559.99 -
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1489-M2D010Allen-Bradley 1489-M2D010 1489 M Miniature Circuit Breaker, Standard configuration, AC
$549.99 -
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1489-M2D016Allen-Bradley 1489-M2D016 1489 M Miniature Circuit Breaker, Standard configuration, AC
$514.99 -
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1489-M2D020Allen-Bradley 1489-M2D020 1489 M Miniature Circuit Breaker, Standard configuration, AC
$559.99 -
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1489-M2D030Allen-Bradley 1489-M2D030 1489 M Miniature Circuit Breaker, Standard configuration, AC
$419.99 -
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1489-M2D040Allen-Bradley 1489-M2D040 1489 M Miniature Circuit Breaker, Standard configuration, AC
$339.99 -
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1489-M2D050Allen-Bradley 1489-M2D050 1489 M Miniature Circuit Breaker, Standard configuration, AC
$379.99 -
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1489-M2D060Allen-Bradley 1489-M2D060 1489 M Miniature Circuit Breaker, Standard configuration, AC
$344.99 -
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1489-M2D070Allen-Bradley 1489-M2D070 1489 M Miniature Circuit Breaker, Standard configuration, AC
$159.99 -
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1489-M2D080Allen-Bradley 1489-M2D080 1489 M Miniature Circuit Breaker, Standard configuration, AC
$549.99 -
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1489-M2D100Allen-Bradley 1489-M2D100 1489 M Miniature Circuit Breaker, Standard configuration, AC
$214.99 -
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1489-M2D130Allen-Bradley 1489-M2D130 1489 M Miniature Circuit Breaker, Standard configuration, AC
$579.99 -
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1489-M2D150Allen-Bradley 1489-M2D150 1489 M Miniature Circuit Breaker, Standard configuration, AC
$344.99 -
Out of Stock
1489-M2D160Allen-Bradley 1489-M2D160 1489 M Miniature Circuit Breaker, Standard configuration, AC
$579.99 -
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1489-M2D200Allen-Bradley 1489-M2D200 1489 M Miniature Circuit Breaker, Standard configuration, AC
$579.99 -
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1489-M2D250Allen-Bradley 1489-M2D250 1489 M Miniature Circuit Breaker, Standard configuration, AC
$604.99 -
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1489-M2D300Allen-Bradley 1489-M2D300 1489 M Miniature Circuit Breaker, Standard configuration, AC
$604.99 -
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1489-M2D320Allen-Bradley 1489-M2D320 1489 M Miniature Circuit Breaker, Standard configuration, AC
$604.99 -
Out of Stock
1489-M2D350Allen-Bradley 1489-M2D350 1489 M Miniature Circuit Breaker, Standard configuration, AC
$604.99 -
Out of Stock
1489-M2D400Allen-Bradley 1489-M2D400 1489 M Miniature Circuit Breaker, Standard configuration, AC
$629.99 -
Out of Stock
1489-M2D500Allen-Bradley 1489-M2D500 1489 M Miniature Circuit Breaker, Standard configuration, AC
$119.99