Eaton EHD1080L - 80 A, 277 V, 1-Pole Circuit Breaker | AmpState

Engineered for dependable branch circuit protection, the Eaton EHD1080L delivers 80 amps at 277 volts in a compact molded case. This 1-pole breaker is designed to slip into panelboards and loadcenters with ease, guarding circuits against overcurrent and short circuits with precision and reliability.

Why the Eaton EHD1080L stands out

• Space-conscious molded case design: A compact profile that makes efficient use of panel space, helping you fit more circuits in crowded electrical enclosures without sacrificing protection.
• Thermal-magnetic trip unit: Combines thermal protection for steady, repeatable responses with magnetic trip for instantaneous action on high-magnitude faults, reducing risk of damage to wiring and equipment.
• OEM-ready compatibility: Precisely engineered to drop into Eaton and compatible OEM loadcenters and panelboards, providing a straightforward, reliable replacement option.
• Versatile application: Suitable for residential, commercial, and light industrial environments where 277V circuits are common—think commercial lighting, small equipment feeds, and related branch circuits.

Specifications at a glance

• Manufacturer: Eaton
• Part Number: EHD1080L
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 80 A
• Voltage Rating: 277 V
• Number of Poles: 1
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases and practical scenarios

277V circuits are common in commercial spaces and light industrial setups. The EHD1080L is well-suited for:

• Commercial lighting and receptacle circuits fed from 277V distribution systems
• Small equipment branches in retail, office, or light manufacturing environments
• Replacement in existing Eaton panels or compatible OEM panelboards where a single-pole, 80A, 277V breaker is required

Installation and long-term reliability

Designed for straightforward integration, the EHD1080L provides predictable protection behavior, aiding in quick troubleshooting and maintenance. When installing, verify panel compatibility and ensure correct trip settings and wiring according to local electrical codes. This breaker is built to deliver consistent performance over time, helping protect circuits, wiring insulation, and connected devices from damaging overcurrents and short circuits.

Why choose Eaton for your panel protection

With decades of engineering experience behind every molded case breaker, the EHD1080L offers a reliable, space-efficient solution for critical 277V circuits. Its combination of a compact form factor, precise thermal-magnetic protection, and OEM-friendly compatibility makes it a practical choice for professionals seeking durable, drop-in protection in panelboards and loadcenters.