Westinghouse | 504C740G05 | Circuit Breaker | 90A | 2-Pole | 600V | Bolt-On

Discover dependable circuit protection with the Westinghouse 504C740G05, a bolt-on, 2-pole circuit breaker rated at 90A and designed for systems up to 600V. This unit is a precise match for maintenance, retrofit, or replacement projects where exact spec alignment matters, making it a reliable choice when panel compatibility and quick, secure installation are priorities.

Precise compatibility you can trust

The 504C740G05 uses Westinghouse's well-known form factor and bolt-on mounting to ensure a secure fit in compatible panels. The part number itself is the best reference for compatibility, so verify that 504C740G05 corresponds to your panel family before ordering.

Key specifications

• Amperage: 90 amperes
• Poles: 2-pole
• Voltage rating: up to 600V
• Mounting: Bolt-on

What this breaker helps you achieve

Designed for reliable protection in both retrofit and replacement scenarios, this Westinghouse 2-pole breaker safeguards two hot legs, enabling proper disconnection in the event of overloads or short circuits. The 90A rating makes it suitable for medium-duty feeders and branch circuits that demand higher protection without compromising on quick isolation.

Use cases and ideal applications

• Replacing a failed 2-pole breaker in Westinghouse or compatible load-center panels that require a 90A, 600V bolt-on device.
• Retrofits in commercial or light industrial electrical panels where higher current protection is needed.
• Maintenance replacements during panel upgrades, ensuring continuity of protective devices with matching specs.

Installation and safety notes

Before ordering, confirm fit and ratings by matching the part number 504C740G05 to your panel documentation. When installing, follow standard electrical safety practices: shut off the main, verify absence of voltage, and secure the breaker with the appropriate mounting hardware. If your panel requires torque specs or specific wiring steps, refer to the panel manufacturer’s installation guide.

Why choose Westinghouse 504C740G05

Choosing the exact part number reduces risk of mismatches that can impact protection, performance, and warranty. Westinghouse combines decades of field-tested reliability with a straightforward bolt-on installation, delivering dependable circuit protection for demanding electrical environments.