Westinghouse | RLM2300L | Circuit Breaker | 300A | 2-Pole | 600V

Westinghouse RLM2300L Circuit Breaker is a high-capacity protection device built for demanding 600-volt electrical systems. This 2-pole, 300A unit provides dependable overcurrent protection for large feeders and main circuits in commercial and industrial environments. Designed for maintenance, retrofit, and replacement projects, it helps keep critical power paths available with minimal downtime.

• Amperage: 300A
• Poles: 2-Pole
• Voltage: 600V
• Part number: RLM2300L

Why this Westinghouse breaker stands out

• Purpose-built for retrofit and replacement: When upgrading or repairing panels that require the RLM2300L family, this unit delivers the performance you need without compromising system protection.
• Clear compatibility guidance: Notes—Confirm fit and ratings before ordering. Part number is the best reference for compatibility.
• Reliable protection for high-current circuits: Suitable for feeders and main circuits in environments where steady, predictable protection is essential for uptime and safety.

Ideal use scenarios

• Maintenance or refurbishment of commercial/industrial electrical panels that specify a 2-pole, 600V, 300A breaker.
• Retrofit projects where existing equipment calls for the Westinghouse RLM2300L specification to maintain electrical code compliance.
• Replacement of worn or obsolete breakers in compatible systems to restore reliable circuit protection.

Practical guidance for buyers and installers

• Verify panel compatibility by cross-referencing the panel’s allowed breaker types with the RLM2300L’s specifications before purchasing.
• Handle with care and store in appropriate conditions to prevent damage to the breaker’s contacts and operating mechanism.
• Follow the panel manufacturer’s installation instructions and safety protocols when replacing or installing the unit.