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-M1D400Allen-Bradley 1489-M1D400 1489 M Miniature Circuit Breaker, Standard configuration, AC
$349.99 -
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1489-M1D500Allen-Bradley 1489-M1D500 1489 M Miniature Circuit Breaker, Standard configuration, AC
$399.99 -
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1489-M1D600Allen-Bradley 1489-M1D600 1489 M Miniature Circuit Breaker, Standard configuration, AC
$149.99 -
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1489-M1D630Allen-Bradley 1489-M1D630 1489 M Miniature Circuit Breaker, Standard configuration, AC
$89.99 -
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1489-M2C005Allen-Bradley 1489-M2C005 1489 M Miniature Circuit Breaker, Standard configuration, AC
$144.99 -
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1489-M2C010Allen-Bradley 1489-M2C010 1489 M Miniature Circuit Breaker, Standard configuration, AC
$209.99 -
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1489-M2C016Allen-Bradley 1489-M2C016 1489 M Miniature Circuit Breaker, Standard configuration, AC
$184.99 -
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1489-M2C020Allen-Bradley 1489-M2C020 1489 M Miniature Circuit Breaker, Standard configuration, AC
$509.99 -
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1489-M2C030Allen-Bradley 1489-M2C030 1489 M Miniature Circuit Breaker, Standard configuration, AC
$409.99 -
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1489-M2C040Allen-Bradley 1489-M2C040 1489 M Miniature Circuit Breaker, Standard configuration, AC
$279.99 -
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1489-M2C050Allen-Bradley 1489-M2C050 1489 M Miniature Circuit Breaker, Standard configuration, AC
$329.99 -
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1489-M2C060Allen-Bradley 1489-M2C060 1489 M Miniature Circuit Breaker, Standard configuration, AC
$169.99 -
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1489-M2C070Allen-Bradley 1489-M2C070 1489 M Miniature Circuit Breaker, Standard configuration, AC
$334.99 -
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1489-M2C080Allen-Bradley 1489-M2C080 1489 M Miniature Circuit Breaker, Standard configuration, AC
$489.99 -
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1489-M2C100Allen-Bradley 1489-M2C100 1489 M Miniature Circuit Breaker, Standard configuration, AC
$109.99 -
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1489-M2C130Allen-Bradley 1489-M2C130 1489 M Miniature Circuit Breaker, Standard configuration, AC
$569.99 -
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1489-M2C150Allen-Bradley 1489-M2C150 1489 M Miniature Circuit Breaker, Standard configuration, AC
$544.99 -
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1489-M2C160Allen-Bradley 1489-M2C160 1489 M Miniature Circuit Breaker, Standard configuration, AC
$529.99 -
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1489-M2C200Allen-Bradley 1489-M2C200 1489 M Miniature Circuit Breaker, Standard configuration, AC
$399.99 -
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1489-M2C250Allen-Bradley 1489-M2C250 1489 M Miniature Circuit Breaker, Standard configuration, AC
$559.99 -
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1489-M2C300Allen-Bradley 1489-M2C300 1489 M Miniature Circuit Breaker, Standard configuration, AC
$629.99 -
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1489-M2C320Allen-Bradley 1489-M2C320 1489 M Miniature Circuit Breaker, Standard configuration, AC
$169.99 -
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1489-M2C350Allen-Bradley 1489-M2C350 1489 M Miniature Circuit Breaker, Standard configuration, AC
$324.99 -
Out of Stock
1489-M2C400Allen-Bradley 1489-M2C400 1489 M Miniature Circuit Breaker, Standard configuration, AC
$389.99