EHB1080S | Circuit Breaker | 80A | 1-Pole | 277V

EHB1080S is an industrial circuit breaker engineered to deliver dependable overcurrent protection in maintenance, retrofit, and replacement projects. This single-pole device is rated for 80A at 277V, making it an ideal choice for protecting single-leg circuits in commercial and light industrial panels that operate on 277V power feeds.

• Amperage: 80A
• Poles: 1-Pole
• Voltage: 277V

Compatibility note: Confirm fit and ratings before ordering. The part number EHB1080S is the most reliable reference to ensure a correct match with your panel or enclosure.

Why this breaker stands out

• Designed for industrial environments where dependable protection of high-current, single-leg circuits is critical.
• Specifically suited to retrofit and replacement scenarios, helping you maintain continuity in ongoing operations without major panel rewiring.
• Easy-to-match reference through the EHB1080S part number, reducing guesswork when sourcing spares for existing installations.
• Optimizes protection for systems that run on 277V, such as commercial lighting, control circuits, and single-leg feeders in facilities.

Ideal use cases

• Replacing a failed 1-pole breaker in 277V panels during routine maintenance or downtime.
• Retrofits where an 80A single-leg protection device is required to support upgraded lighting or equipment loads.
• New installations in panels that specify 1-pole breakers for dedicated 277V circuits.

How to verify fit and install confidently

• Match the device to your panel by using the EHB1080S part number as the compatibility reference.
• Confirm the circuit voltage (277V) and the current rating (80A) align with your load requirements.
• Ensure your enclosure accepts a 1-pole breaker of this style and that the mounting/bus configuration is compatible with your panel model.

With the EHB1080S, you get precise, reliable overcurrent protection tailored for industrial-scale electrical systems operating at 277V. Whether you’re maintaining critical equipment, upgrading a retrofit project, or replacing a worn component, this 80A, 1-pole breaker provides clear benefits: straightforward sourcing via the exact part number, targeted protection for high-load single-leg circuits, and a practical path to keeping your electrical system in steady, safe operation.