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-M1C320Allen-Bradley 1489-M1C320 1489 M Miniature Circuit Breaker, Standard configuration, AC
$349.99 -
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1489-M1C350Allen-Bradley 1489-M1C350 1489 M Miniature Circuit Breaker, Standard configuration, AC
$129.99 -
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1489-M1C400Allen-Bradley 1489-M1C400 1489 M Miniature Circuit Breaker, Standard configuration, AC
$199.99 -
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1489-M1C500Allen-Bradley 1489-M1C500 1489 M Miniature Circuit Breaker, Standard configuration, AC
$144.99 -
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1489-M1C600Allen-Bradley 1489-M1C600 1489 M Miniature Circuit Breaker, Standard configuration, AC
$209.99 -
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1489-M1C630Allen-Bradley 1489-M1C630 1489 M Miniature Circuit Breaker, Standard configuration, AC
$149.99 -
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1489-M1D005Allen-Bradley 1489-M1D005 1489 M Miniature Circuit Breaker, Standard configuration, AC
$139.99 -
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1489-M1D010Allen-Bradley 1489-M1D010 1489 M Miniature Circuit Breaker, Standard configuration, AC
$324.99 -
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1489-M1D016Allen-Bradley 1489-M1D016 1489 M Miniature Circuit Breaker, Standard configuration, AC
$149.99 -
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1489-M1D020Allen-Bradley 1489-M1D020 1489 M Miniature Circuit Breaker, Standard configuration, AC
$294.99 -
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1489-M1D030Allen-Bradley 1489-M1D030 1489 M Miniature Circuit Breaker, Standard configuration, AC
$294.99 -
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1489-M1D040Allen-Bradley 1489-M1D040 1489 M Miniature Circuit Breaker, Standard configuration, AC
$109.99 -
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1489-M1D050Allen-Bradley 1489-M1D050 1489 M Miniature Circuit Breaker, Standard configuration, AC
$39.99 -
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1489-M1D060Allen-Bradley 1489-M1D060 1489 M Miniature Circuit Breaker, Standard configuration, AC
$174.99 -
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1489-M1D070Allen-Bradley 1489-M1D070 1489 M Miniature Circuit Breaker, Standard configuration, AC
$284.99 -
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1489-M1D100Allen-Bradley 1489-M1D100 1489 M Miniature Circuit Breaker, Standard configuration, AC
$149.99 -
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1489-M1D130Allen-Bradley 1489-M1D130 1489 M Miniature Circuit Breaker, Standard configuration, AC
$294.99 -
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1489-M1D150Allen-Bradley 1489-M1D150 1489 M Miniature Circuit Breaker, Standard configuration, AC
$294.99 -
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1489-M1D160Allen-Bradley 1489-M1D160 1489 M Miniature Circuit Breaker, Standard configuration, AC
$294.99 -
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1489-M1D200Allen-Bradley 1489-M1D200 1489 M Miniature Circuit Breaker, Standard configuration, AC
$289.99 -
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1489-M1D250Allen-Bradley 1489-M1D250 1489 M Miniature Circuit Breaker, Standard configuration, AC
$139.99 -
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1489-M1D300Allen-Bradley 1489-M1D300 1489 M Miniature Circuit Breaker, Standard configuration, AC
$334.99 -
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1489-M1D320Allen-Bradley 1489-M1D320 1489 M Miniature Circuit Breaker, Standard configuration, AC
$344.99 -
Out of Stock
1489-M1D350Allen-Bradley 1489-M1D350 1489 M Miniature Circuit Breaker, Standard configuration, AC
$334.99