Eaton FDC3040 - 40 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Eaton FDC3040 is a 40A, 600V, 3-pole bolt-on molded case circuit breaker designed for dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. Built to endure the demands of commercial and light industrial environments while remaining a compatible fit for Eaton OEM solutions, this breaker helps keep electrical systems safe and reliable.

• Secure bolt-on mounting delivers a rigid, vibration-resistant bus connection, maintaining precise alignment even in settings with equipment vibration or movement.
• Thermal-magnetic trip unit provides stable, repeatable protection by accurately distinguishing overloads from short circuits, reducing false trips and improving overall system reliability.
• Three-pole design supports three‑phase circuits common in commercial and light industrial applications, enabling clean, organized protection in panelboards and loadcenters.
• 600V insulation rating and robust molded case construction endure demanding electrical environments while delivering dependable performance over time.
• OEM compatibility Designed to pair with matching Eaton OEM loadcenters and panelboards, simplifying replacement and maintenance without sacrificing fit or function.
• Versatile application Ideal for residential, commercial, and light industrial installations that require reliable branch circuit protection and straightforward field installation.

What it protects and where it shines

The FDC3040 safeguards branch circuits against overcurrent and short circuits, helping to prevent damage to wiring, devices, and equipment in both new builds and retrofit projects. Its bolt-on mounting simplifies installation in existing panels, and the 3-pole configuration ensures comprehensive protection for 3‑phase systems often found in commercial spaces, data centers, and light industrial facilities.

Technical snapshot

• Eaton
• FDC3040
• Thermal-magnetic molded case circuit breaker
• 40A
• Voltage rating: 600V
• Poles: 3
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Why choose this for your panels

When you need predictable protection with straightforward installation, the Eaton FDC3040 stands out. Its combination of secure mounting, precise thermal-magnetic protection, and OEM compatibility reduces installation complexity and maintenance downtime. Whether upgrading a commercial panelboard, outfitting a light industrial distribution center, or supplying essential protection in a residential-multi‑unit setting, this 3‑pole breaker delivers reliable performance where it matters most.