Eaton HFD1030L (277 V) - 30 A, 277 V, 1-Pole Circuit Breaker | AmpState

Engineered for dependable branch circuit protection, the Eaton HFD1030L (277V) is a 30A, 1-pole molded case circuit breaker designed for panelboards and loadcenters. It delivers precise overcurrent and short-circuit protection in a compact footprint, making it a practical choice for commercial and light-industrial electrical systems that run on 277V.

• Compact molded-case design maximizes panel space and simplifies installations in tight panel enclosures.
• Thermal-magnetic trip unit provides stable, repeatable protection performance across varying loads and ambient conditions, reducing nuisance trips.
• 277V single-phase rating ideal for commercial lighting circuits, 277V power distribution, and related equipment.
• 1-Pole configuration offers targeted single-phase protection without unnecessary complexity.
• OEM panel compatibility engineered for seamless use with matching Eaton OEM load centers and panelboards, making replacements and upgrades smoother.
• Versatile across settings suitable for residential, commercial, and light industrial applications where reliable protection matters.

Technical snapshot

• Amperage rating: 30A
• Voltage rating: 277V
• Poles: 1
• Type: Thermal-magnetic molded case circuit breaker
• Part number: HFD1030L
• Application: Branch circuit overcurrent and short-circuit protection
• Manufacturer: Eaton

Ideal applications and scenarios

• Protect 277V commercial lighting circuits in offices, retail spaces, or hospitality environments where reliable single-pole protection is essential.
• Use in retrofit or new-install projects that require compact breakers compatible with Eaton panelboards and load centers.
• Perfect for light industrial settings that run on 277V distribution, helping keep critical circuits separate and safeguarded.

Why this matters for your project: choosing the Eaton HFD1030L means you’re selecting a breaker designed to fit Eaton OEM panels, reducing compatibility risk and streamlining maintenance. The combination of a space-saving molded-case design and a robust thermal-magnetic trip ensures consistent protection as loads shift, improving uptime and electrical safety across commercial and light-industrial installations.

For professionals planning 277V distributions, this 30A, 1-pole molded case circuit breaker delivers targeted protection where you need it, without unnecessary complexity or panel crowding. When you specify Eaton HFD1030L, you’re choosing a dependable, purpose-built solution for reliable branch circuit protection.