Allen-Bradley 1489-M1C020 2A 1P 277V Circuit Breaker | AmpState

The Allen-Bradley 1489-M1C020 is a compact, dependable 2-amp, single-pole circuit breaker built for everyday electrical protection in panelboards, load centers, and distribution panels. Rated for 277 V, it’s designed to safeguard branch circuits and connected equipment in commercial and industrial environments where space is at a premium and reliability matters.

Why this breaker stands out

• Direct part-number match for precise replacements: ideal for maintenance teams, panel builders, and spare inventories where compatibility is non-negotiable.
• 1P, 2 A protection: provides targeted overcurrent protection for single-phase circuits without unnecessary tripping in everyday operations.
• 277-volt capability: tailored for commercial lighting, HVAC, and other 277V distribution circuits common in business facilities.
• Trusted performance from Allen-Bradley: built to integrate with existing protection schemes and panel configurations you already rely on.
• Stock-ready from AmpState: streamlined sourcing to minimize downtime when you need an exact-fit breaker fast.

Specifications at a glance

• Manufacturer: Allen-Bradley
• Part Number: 1489-M1C020
• Product Type: Circuit Breaker
• Amperage: 2 A
• Pole: 1
• Voltage: 277 V

Ideal use cases

This breaker excels as a reliable replacement in panelboards, load centers, and electrical distribution arrays where a direct 1489-M1C020 match is required. It’s particularly well-suited for spare inventory in maintenance rooms or electrical contractors’ kits, ensuring you can quickly restore protection without speculative substitutions.

How it helps you operate smarter

• Reduces downtime by ensuring you have the exact-fit part ready when a circuit breaker trips or reaches end-of-life.
• Improves maintenance planning with a clearly specified 1P 2 A 277V option that aligns with common commercial circuits.
• Supports safer, more consistent protection across panelboards and distribution setups by maintaining standardization with existing equipment.

Need help confirming fit or compatibility? AmpState offers guidance to verify that the 1489-M1C020 is the right match for your panel and circuit requirements. Message us and we’ll assist with compatibility checks and ordering details.