Schneider Electric FDA-34040 Circuit Breaker, 40A, 3-Pole, 480V

Meet the Schneider Electric FDA-34040—a rugged, industrial circuit breaker designed for reliable service, maintenance, and replacement projects. With a 40 A rating across 3 poles and a 480 V capability, it delivers dependable three‑phase protection for demanding electrical systems.

Key strengths that set FDA-34040 apart:

• Accurate three-pole protection for balanced currents in 3‑phase networks, reducing the risk of equipment damage from overloads.
• Part-number driven compatibility—use FDA-34040 to confirm fit and ensure it matches your application requirements.
• Industrial-grade reliability designed for ongoing service in manufacturing floors, processing lines, and facility power distribution.

What you can do with this circuit breaker

Ideal for new installations, panel upgrades, and scheduled replacements in industrial environments. It supports circuits operating at up to 480 V and can protect equipment drawing up to 40 A on each phase. Use it in service panels, switchboards, or equipment enclosures where a 3‑pole protective device is appropriate.

Use cases and scenarios

• Stock spare for field service teams working on three‑phase distribution systems
• Replacement breaker in legacy panels that require FDA‑series components
• Part of commissioning new equipment lines that run on 480 V three‑phase power

How to confirm compatibility

Always verify fit by the exact part number and your specific application requirements. If you’re unsure about compatibility or need help matching a part number to your panel, send us a message — we’re ready to assist with part‑number verification and application guidance.

Note: This description references the FDA-34040 circuit breaker from Schneider Electric to help you assess fit for industrial electrical service, maintenance, and replacement projects.