Eaton HFD3090 - 90 A, 600 V, 3-Pole Circuit Breaker | AmpState

The Eaton HFD3090 is a 90A, 600V, 3-pole molded case circuit breaker engineered to protect branch circuits with precision in panelboards and loadcenters. Its compact design helps you maximize available panel space, while its thermal-magnetic trip unit delivers stable, repeatable protection against both overloads and short circuits.

Why the Eaton HFD3090 stands out

• Space‑efficient design: A compact molded case builds a neat fit inside crowded panels, freeing room for future circuits.
• Thermal-magnetic protection: Combines thermal overload sensing with magnetic instantaneous tripping for dependable response to faults.
• 3-pole configuration: Ensures synchronized disconnection across a 3-phase system, ideal for commercial and light industrial setups.
• OEM panel compatibility: Specifically designed to pair with matching Eaton OEM loadcenters and panelboards for straightforward replacement and reliable coordination.
• Versatile installation: Suitable for residential, commercial, and light industrial applications where robust branch-circuit protection is required.

Technical snapshot

• Manufacturer: Eaton
• Part number: HFD3090
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 90A
• Voltage rating: 600V
• Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases

• New installations in panelboards and loadcenters where reliable 3-phase protection is required.
• Replacement of aging or unsuitable breakers in Eaton OEM panels to restore proper trip characteristics and coordination.
• Commercial environments and light industrial settings with 3‑phase equipment and motor loads that demand dependable, fast fault clearing.
• Residential and small‑to‑mid commercial electrical systems that benefit from compact design and straightforward compatibility.

Installation and compatibility tips

Choose the Eaton HFD3090 for panels and load centers specified to accommodate 3-pole molded case breakers of this rating. When replacing an existing unit, verify that the panelboard is designed to accept a 3‑pole 90A, 600V breaker and follow the manufacturer’s installation guidelines to ensure proper mounting, electrical contact, and safety clearances. Pairing with the correct OEM panel components helps maintain system coordination and performance across the distribution network.

With the Eaton HFD3090 available from AmpState, you’re getting a trusted solution for dependable branch circuit protection that’s ready to install in professional electrical environments. Its combination of space efficiency, precise thermal-magnetic protection, and proven compatibility makes it a practical choice for upgrading or configuring 3-phase panel systems.