Eaton EHD1025 - 25 A, 277 V, 1-Pole Bolt-On Circuit Breaker | AmpState

Eaton EHD1025 is a compact, reliable 25-amp, 277-volt, 1-pole bolt-on molded case circuit breaker designed to protect essential electrical circuits in panelboards and load centers. Built for durability and consistent performance, it delivers precise overcurrent and short-circuit protection where dependable operation matters most—across residential, commercial, and light industrial environments.

Why this bolt-on breaker stands out

• Secure bolt-on mounting provides a rigid, vibration-resistant connection to the bus, reducing the risk of contact loosening and ensuring stable protection even in demanding installations.
• Thermal-magnetic trip unit offers stable, repeatable protection by responding to both overloads and short circuits, helping to prevent nuisance trips while safeguarding downstream equipment.
• 277V rated for commercial applications optimized for branch circuits in lighting, power distribution, and control panels that operate at higher voltages typical of commercial environments.
• 1-pole design protects a single hot conductor, making it ideal for individual branch circuits where space and simplicity matter.
• OEM-compatible compatibility with matching Eaton OEM load centers and panelboards ensures straightforward replacement and reliable integration with existing systems.

Key specifications at a glance

• Manufacturer: Eaton
• Part Number: EHD1025
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 25 A
• Voltage Rating: 277 V
• Number of Poles: 1
• Mounting Style:
Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use scenarios

Use the Eaton EHD1025 to safeguard individual circuits in:

• Commercial lighting and receptacle circuits running on 277V
• Small electrical subpanels and load centers in office buildings, retail spaces, and healthcare facilities
• HVAC controls, boiler rooms, and other light industrial applications where robust, repeatable protection is critical

Practical installation and performance considerations

• Choose a matching OEM load center or panelboard to ensure seamless electrical performance and reliable trip coordination.
• During installation, secure the bolt-on mounting screws to maintain a solid bus connection and reduce vibration-induced wear over time.
• Engineered for consistent operation across a range of temperatures and electrical loads, helping minimize unexpected outages in critical circuits.
• When replacing an existing breaker, verify electrical compatibility (voltage, amperage, and mounting style) and follow local electrical codes for safe installation.

Why choose this solution for your panelboard protection

The Eaton EHD1025 delivers more than just current interruption. It provides a combination of rugged mounting, precise thermal-magnetic protection, and OEM-ready compatibility that reduces installation time and enhances reliability in real-world electrical systems. If you’re upgrading an aging panel, configuring a new commercial or light industrial distribution system, or stocking a dependable supply for service calls, this breaker is designed to meet the demands of everyday use while keeping downtime to a minimum.