Eaton FD1150L (347 V) - 347 V, 1-Pole Circuit Breaker | AmpState

Meet the Eaton FD1150L (347 V) 1-Pole Molded Case Circuit Breaker—a compact, dependable solution for safeguarding branch circuits in panelboards and loadcenters. Designed specifically for 347V distribution environments, this breaker delivers precise overcurrent and short‑circuit protection with a space‑efficient footprint.

• Compact molded case design frees precious panel space, making it easier to fit additional circuits without crowding your enclosure.
• Thermal-magnetic trip unit provides stable, repeatable protection by responding to both overloads and short circuits, reducing nuisance trips while maintaining fast fault interruption.
• 347V, 1-pole configuration is ideal for commercial or light industrial installations that rely on high-voltage, single‑pole protection for branch circuits.
• OEM‑compatible fit works with matching Eaton OEM loadcenters and panelboards, ensuring reliable electrical coordination and straightforward replacement.
• Versatile application suitable for residential, commercial, and light industrial environments where dependable circuit protection is a must.

Why choose the Eaton FD1150L for your 347V panels

This 1-pole molded case breaker is built to integrate seamlessly into existing Eaton ecosystems, helping you maintain consistent protection across your panelboard lineup. The combination of a compact form factor and a thermal-magnetic trip mechanism means you get precise, predictable performance in everyday electrical systems—from office suites to small industrial spaces.

Use cases and ideal applications

• Upgrading or replacing a 347V branch circuit breaker in commercial panelboards and loadcenters.
• Protecting individual high‑voltage circuits in light industrial equipment and 347V lighting systems.
• New installations in 347V distribution networks where space efficiency and reliable trip protection are priorities.

Key specifications at a glance

• Manufacturer: Eaton
• Part number: FD1150L
• Voltage rating: 347V
• Poles: 1
• Type: Thermal-magnetic molded case circuit breaker
• Application: Branch circuit overcurrent and short-circuit protection

ready to install in 347V panelboards? The Eaton FD1150L is designed to align with Eaton’s panel and loadcenter ecosystems, simplifying selection and replacement while delivering reliable protection for critical circuits. Whether you’re wiring a commercial space, a light industrial setup, or a high‑reliability residential system, this 1‑pole breaker helps you maintain safe, uninterrupted power distribution.