Westinghouse | NB2800 | Circuit Breaker | 2-Pole

Meet the Westinghouse NB2800 2-Pole Circuit Breaker—a purpose-built solution for maintenance, retrofit, and replacement tasks where exact compatibility matters. The 2-Pole design protects two hot legs simultaneously, making it an ideal choice for 240V circuits and coordinated shutdowns that enhance safety and reliability.

Key features that set this breaker apart:

• Exact compatibility—identified by part number NB2800, providing the clearest reference for matching Westinghouse NB-series panels and replacements.
• 2-Pole construction—ensures both hot conductors trip together, reducing arc risk and delivering consistent protection across the circuit.
• Versatile for multiple scenarios—designed for maintenance, retrofit, and replacement where your panel’s specifications must align precisely with the breaker.
• Clear fit guidance—always confirm fit and ratings before ordering to ensure a seamless operational match with your panel.

Compatibility and verification

Use the NB2800 part number as your primary reference for compatibility. When selecting this breaker, verify your panel model supports NB-series 2-pole breakers and ensure the amperage rating and voltage requirements align with your circuit design.

Ideal for

• Homeowners performing panel upgrades, maintenance, or replacements in Westinghouse NB-series installations.
• Electrical contractors conducting retrofits or service work that requires an exact NB2800 replacement.
• Facility managers overseeing commercial or light industrial panels that rely on standard Westinghouse breakers.

Practical tips for best results

• Always reference the part number NB2800 to prevent compatibility mismatches.
• Before purchasing, confirm your panel accepts 2-pole breakers and verify that the required ratings match your circuit’s design.