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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1489-M2D600Allen-Bradley 1489-M2D600 1489 M Miniature Circuit Breaker, Standard configuration, AC
$334.99 -
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1489-M2D630Allen-Bradley 1489-M2D630 1489 M Miniature Circuit Breaker, Standard configuration, AC
$334.99 -
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1489-M3C005Allen-Bradley 1489-M3C005 1489 M Miniature Circuit Breaker, Standard configuration, AC
$574.99 -
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1489-M3C010Allen-Bradley 1489-M3C010 1489 M Miniature Circuit Breaker, Standard configuration, AC
$744.99 -
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1489-M3C016Allen-Bradley 1489-M3C016 1489 M Miniature Circuit Breaker, Standard configuration, AC
$529.99 -
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1489-M3C020Allen-Bradley 1489-M3C020 1489 M Miniature Circuit Breaker, Standard configuration, AC
$749.99 -
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1489-M3C030Allen-Bradley 1489-M3C030 1489 M Miniature Circuit Breaker, Standard configuration, AC
$509.99 -
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1489-M3C040Allen-Bradley 1489-M3C040 1489 M Miniature Circuit Breaker, Standard configuration, AC
$749.99 -
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1489-M3C050Allen-Bradley 1489-M3C050 1489 M Miniature Circuit Breaker, Standard configuration, AC
$249.99 -
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1489-M3C060Allen-Bradley 1489-M3C060 1489 M Miniature Circuit Breaker, Standard configuration, AC
$299.99 -
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1489-M3C070Allen-Bradley 1489-M3C070 1489 M Miniature Circuit Breaker, Standard configuration, AC
$379.99 -
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1489-M3C080Allen-Bradley 1489-M3C080 1489 M Miniature Circuit Breaker, Standard configuration, AC
$744.99 -
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1489-M3C100Allen-Bradley 1489-M3C100 1489 M Miniature Circuit Breaker, Standard configuration, AC
$749.99 -
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1489-M3C130Allen-Bradley 1489-M3C130 1489 M Miniature Circuit Breaker, Standard configuration, AC
$479.99 -
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1489-M3C150Allen-Bradley 1489-M3C150 1489 M Miniature Circuit Breaker, Standard configuration, AC
$389.99 -
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1489-M3C160Allen-Bradley 1489-M3C160 1489 M Miniature Circuit Breaker, Standard configuration, AC
$719.99 -
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1489-M3C200Allen-Bradley 1489-M3C200 1489 M Miniature Circuit Breaker, Standard configuration, AC
$714.99 -
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1489-M3C250Allen-Bradley 1489-M3C250 1489 M Miniature Circuit Breaker, Standard configuration, AC
$504.99 -
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1489-M3C300Allen-Bradley 1489-M3C300 1489 M Miniature Circuit Breaker, Standard configuration, AC
$389.99 -
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1489-M3C320Allen-Bradley 1489-M3C320 1489 M Miniature Circuit Breaker, Standard configuration, AC
$804.99 -
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1489-M3C350Allen-Bradley 1489-M3C350 1489 M Miniature Circuit Breaker, Standard configuration, AC
$399.99 -
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1489-M3C400Allen-Bradley 1489-M3C400 1489 M Miniature Circuit Breaker, Standard configuration, AC
$829.99 -
Out of Stock
1489-M3C500Allen-Bradley 1489-M3C500 1489 M Miniature Circuit Breaker, Standard configuration, AC
$574.99 -
Out of Stock
1489-M3C600Allen-Bradley 1489-M3C600 1489 M Miniature Circuit Breaker, Standard configuration, AC
$574.99