Westinghouse | FB3040PL | Circuit Breaker | 40A | 3-Pole | 600V

The Westinghouse FB3040PL circuit breaker delivers reliable overcurrent protection for demanding 3‑phase and multi‑pole electrical systems. With a 40‑amp rating, a 3‑pole configuration, and a 600V maximum, this unit is built to handle commercial and light industrial panel needs where precise protection and dependable performance matter.

Key specifications at a glance

• Amperage: 40A
• Poles: 3‑Pole
• Voltage: 600V
• Part number: FB3040PL

Why choose the FB3040PL for your panel upgrades or replacements?

• Designed for 3‑phase protection, the 3‑pole configuration simplifies wiring and ensures coordinated protection across all poles in compatible panels.
• Ideal for retrofit projects and maintenance where matching specs and a familiar Westinghouse form factor reduce installation complexity.
• The FB3040PL serves as a dependable replacement part in panels that require a 40A, 3‑pole, 600V device, helping minimize downtime and maintain system reliability.

Who benefits most from this circuit breaker

• Facilities upgrading or replacing aging breakers in commercial electrical rooms with 3‑phase feeders.
• Electrical contractors tasked with field replacements that demand exact part reference for compatibility.
• Maintenance teams looking for a straightforward, proven solution to protect 3‑pole circuits up to 600V.

Practical considerations and usage tips

• Always confirm fit and ratings before ordering. The part number FB3040PL is your best reference for compatibility with Westinghouse panels and matching form factors.
• Have a qualified electrician perform installation and verification to ensure proper mounting, secure connections, and correct trip settings.
• Record the part number as the primary reference when planning replacements or retrofits to streamline future maintenance tasks.

For projects that demand precise, reliable protection across a 3‑pole circuit up to 600V, the Westinghouse FB3040PL stands out as a straightforward, compatible choice. It’s engineered to integrate smoothly into compatible panels, support dependable operation, and keep your electrical system safeguarded with a trusted, familiar design.