Allen-Bradley 1489-M1C300 30A 1-Pole Circuit Breaker

Engineered by Allen-Bradley for dependable overcurrent protection, the 1489-M1C300 is a 30-amp, single-pole circuit breaker designed to safeguard single-hot circuits in commercial and light industrial panels. Its robust construction and precise trip characteristics help minimize downtime by preventing wiring damage and equipment faults caused by overloads.

• Part Number: 1489-M1C300
• Current Rating: 30 A
• Poles: 1
• Brand: Allen-Bradley

What makes this breaker stand out

This 1-pole design is tailored for protecting a single hot conductor in panels where space and reliability matter. It delivers consistent performance within the trusted Allen-Bradley lineage, ensuring predictable protection for circuits that demand a precise 30 A interrupt threshold. The 1489-M1C300 is built to endure the demands of busy electrical environments, making it a dependable choice for ongoing operational safety.

Ideal use scenarios

• Protecting individual 120V branch circuits in commercial or light industrial panels
• Replacements or upgrades in Allen-Bradley panels that specify the 1489-M1C300 form factor
• Applications where a dedicated 30 A protection point helps manage higher-load lighting, receptacle, or control circuits

Installation and practical tips

Install in accordance with the manufacturer’s instructions and ensure compatibility with your panel. Confirm that the circuit load aligns with the 30 A rating to prevent nuisance trips. During routine maintenance, inspect for signs of wear and replace the unit only with the same model to preserve protection performance.

Key benefits at a glance

• Reliable Allen-Bradley protection you can trust in critical switching environments
• Compact, single-pole design that fits standard panels without crowding
• Clear, straightforward 30 A protection point for safer, more predictable circuits