Eaton HFD3045L - 45 A, 600 V, 3-Pole Circuit Breaker | AmpState

The Eaton HFD3045L is a 45A, 600V, 3-pole molded case circuit breaker designed to protect your panelboards and loadcenters from overcurrent and short-circuit events. Its compact molded case footprint helps you maximize space in crowded electrical panels while delivering dependable protection for a wide range of applications.

Why this breaker stands out

• Thermal-magnetic trip unit provides stable, repeatable protection across varying loads and ambient conditions, with fast magnetic response for short circuits and precise thermal trips for overloads.
• 3-pole configuration supports three-phase circuits, simplifying distribution in commercial and light industrial setups while ensuring coordinated protection across all live conductors.
• 600V rating makes it suitable for higher voltage distributions found in panelboards and loadcenters used in commercial environments.
• 45A continuous current rating gives you reliable protection for moderate-load branch circuits without nuisance tripping.
• OEM panel compatibility engineered to align with matching Eaton OEM loadcenters and panelboards for straightforward replacement or addition, reducing installation time and ensuring consistent performance.
• Versatile applications ideal for residential, commercial, and light industrial applications where compact protection is essential and space is at a premium.

Practical use cases and scenarios

install the HFD3045L in new or retrofit panelboards where a compact, reliable 3-pole breaker is needed to protect three-phase circuits. It’s well-suited for light commercial lighting, small motors, and general distribution feeders where space conservation matters. When upgrading panels, this unit provides a dependable upgrade path that aligns with existing Eaton loadcenters and minimizes compatibility concerns.

Technical snapshot

• Manufacturer: Eaton
• Part Number: HFD3045L
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 45A
• Voltage Rating: 600V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Who benefits from the Eaton HFD3045L

Electrical professionals and facility managers seeking a reliable, space-efficient protection solution for 3-phase panels will appreciate the tight integration with OEM Eaton loadcenters and the predictable performance of a thermal-magnetic trip unit. It’s a thoughtful choice for panel upgrades, new commercial installations, and any scenario where robust protection is required without compromising panel real estate.

With the Eaton HFD3045L, you’re investing in precise protection, streamlined installations, and dependable operation across residential, commercial, and light industrial environments.