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Allen-Bradley 140-CMN-2500 - 20A, 1-Pole, Circuit Breaker

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Manufacturer :
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Replacement available
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Picture available on request
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CSA / UL Approved
Regular price $95.00
Sale price $95.00 Regular price
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Seamless online shopping experience guaranteed with easy shipping and returns policy.

Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.

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Secure transaction
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FREE & fast shipping on orders over $49
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CSA approved with 1 year warranty
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30 day returns
Allen-Bradley 140-CMN-2500 - 20A, 1-Pole, Circuit Breaker

Allen-Bradley 140-CMN-2500 - 20A, 1-Pole, Circuit Breaker

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The Allen-Bradley 140-CMN-2500 is a rugged 20A, 1-pole circuit breaker designed to deliver dependable overcurrent protection in demanding industrial environments. Built to withstand frequent cycling and harsh conditions, this unit keeps critical equipment safeguarded while your systems stay on line.

With a 1-pole configuration, it provides flexible, streamlined protection for single-phase circuits, making it ideal for compact installations in panelboards, switchboards, and control panels. This layout helps maximize available space without sacrificing reliability or safety.

  • Current rating: 20 amperes for precise protection of individual branch circuits
  • Pole configuration: 1-Pole design suited for single-phase distributions and simplified wiring
  • Brand reliability: From Allen-Bradley, a name associated with durable, industrial-grade protection
  • Versatility in application: Appropriate for panelboards, switchboards, and control panels in industrial, commercial, and OEM settings
  • Protects critical assets: Interrupts fault currents to help prevent damage to downstream motors, drives, and control equipment

Ideal uses include protecting feeder circuits in production line panelboards, safeguarding localized equipment in switchboards, and providing reliable, resettable protection within OEM control panels. Its 20A, 1-pole configuration makes it a practical choice for single-phase circuits that require clear, dependable overcurrent protection in distribution panels and motor control centers.

  • Retrofit projects replacing older protection devices, new builds requiring compact, reliable circuit protection, and OEM installations where predictable performance matters
  • Who it's for: Maintenance teams, electrical engineers, and technicians responsible for safeguarding industrial and commercial electrical distributions
  • Problem solved: Reduces the risk of equipment damage from short circuits or overloads by providing prompt, resettable protection
  • Practical tips: Verify compatibility with your panelboard or switchboard, ensure correct wiring for single-phase circuits, and follow OEM guidelines for installation torque and clearance

Choose the Allen-Bradley 140-CMN-2500 when you need a dependable, industry-ready solution for overcurrent protection in distribution panels and motor control centers. Its specific 20A, 1-pole design, combined with the trusted Allen-Bradley pedigree, delivers a clear, reliable path to safer electrical operation and reduced downtime.

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What Our Customers Say

4.9 (38 reviews)

General feedback we often hear from customers purchasing industrial electrical parts.

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Exactly what we needed for a shutdown replacement. No surprises.

Plant · Shutdown

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Good communication and clear updates while the order was processed.

Project · Coordination

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Looks and feels like a proper industrial-grade part. Works as expected.

Service · Field install

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