Westinghouse | 1313539 | Circuit Breaker | 1-Pole | 277V

Designed for reliability in commercial electrical panels, the Westinghouse 1313539 is a single-pole circuit breaker rated for 277V. This unit is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter, ensuring continuous, safe protection for your 277-volt circuits.

Key specifications: Poles — 1-Pole; Voltage — 277V; Part number — 1313539.

Where this 1-Pole 277V breaker shines

Ideal for protecting lighting and small equipment circuits in office buildings, retail spaces, schools, and warehouses that run on 277V power. It provides quick, reliable disconnection in the event of overloads or faults, helping to minimize downtime and protect wiring and connected devices during service or maintenance.

Compatibility and installation notes

Before ordering, confirm fit and ratings for your panel. The 1313539 part number is the best reference to ensure compatibility with your specific panel model and bus arrangement. Use this breaker in systems that require a 1-Pole, 277V protective device and where the original specification calls for the 1313539 style.

Why this matters for your projects

Choosing the correct 1-Pole 277V breaker matters for reliable protection and predictable trip behavior. This Westinghouse unit delivers a straightforward replacement path for aging or failed breakers, supports efficient maintenance workflows, and helps maintain compliance with your panel’s electrical design. It’s a practical, purpose-built solution when your 277V circuits need dependable, code-adherent protection.

Practical tips for use

• Keep a correctly rated replacement on hand to reduce panel downtime during scheduled maintenance or unexpected outages.
• When retrofitting, verify that the panel labeling specifies a 1-Pole 277V breaker and that the bus type matches the Westinghouse 1313539 style.
• After installation, re-label the circuit clearly to reflect the new protection device for future servicing.

Ready for dependable 277V circuit protection? The Westinghouse 1313539 1-Pole Circuit Breaker is positioned to deliver precise protection where you need it most. Add to cart and secure a trusted, compatible replacement today.