Westinghouse | 504C336G21 | Circuit Breaker | 36A | 3-Pole | 415V

Meet the Westinghouse 504C336G21 Circuit Breaker — a purpose-built protection device tailored for 3‑phase, 415V electrical systems. With a 36A rating and 3 poles, this breaker is engineered to slot into panels that require exact specifications, making it a dependable choice for maintenance, retrofit, or replacement projects where compatibility is non‑negotiable.

• Amperage: 36A
• Poles: 3‑Pole
• Voltage: 415V
• Part number: 504C336G21

Important note: Confirm fit and ratings before ordering. The part number is the best reference for compatibility, ensuring your panel architecture, mounting style, and trip characteristics align with your existing gear.

Why this Westinghouse breaker stands out

When your electrical system runs on three‑phase 415V, consistency matters. The 504C336G21 delivers a precise spec match that helps maintain system protection without the risk of mismatched components. Its 36A capacity suits circuits that require solid, dependable load handling while preserving safe interruption in fault conditions. Designed for reliability in demanding environments, this unit supports long service life in commercial and light industrial applications.

Ideal use cases

• Retrofits where your panel requires a 3‑pole, 415V breaker with a 36A rating
• Replacement parts to minimize downtime and preserve panel compatibility
• New installations in facilities with 415V three‑phase distribution systems

Installation and compatibility tips

• Cross‑check the part number 504C336G21 against your panel’s documentation to ensure exact compatibility
• Verify that the system voltage and phase configuration match (3‑pole, 415V) before replacement
• Inspect mounting style and physical dimensions to confirm a proper, secure fit in the existing enclosure
• Keep a small inventory of compatible Westinghouse parts for quick maintenance and retrofit work

For professionals needing reliable circuit protection with confidence in cross‑compatibility, the Westinghouse 504C336G21 stands out as a precise, purpose‑built solution. It’s not just a breaker — it’s a strategic choice for maintaining electrical reliability across commercial and industrial environments.