Westinghouse EHB1100LK Breaker 100A 277V 1P

Description:

The Westinghouse EHB1100LK Circuit Breaker is a 100A 277V single-pole circuit breaker used in industrial electrical distribution and high-capacity commercial branch circuit protection systems. Commonly installed in lighting panels, switchboards, industrial control equipment, and facility electrical infrastructure requiring reliable overcurrent protection. Maintenance electricians, OEMs, and facility engineers use this breaker for electrical panel upgrades, retrofit projects, and replacement of obsolete high-amperage breakers.

Applications:

The Westinghouse EHB1100LK circuit breaker is designed to provide dependable overload and short-circuit protection for industrial and commercial electrical systems operating at 277V AC. It is frequently used in lighting distribution systems, automation panels, machinery electrical cabinets, commercial power infrastructure, and industrial distribution equipment where reliable circuit interruption and safe high-current power management are critical for operational continuity and equipment protection.

Technical Specifications:

• Brand: Westinghouse
• Part Number: EHB1100LK
• Product Type: Circuit Breaker
• Current Rating: 100A
• Voltage Rating: 277V AC
• Number of Poles: 1 Pole
• Breaker Type: Type EHB
• Application: Branch Circuit Protection
• Designed for Overload and Short Circuit Protection
• Suitable for Industrial and Commercial Electrical Systems
• Compatible with Lighting Panels and Distribution Equipment
• Manual Reset and Switching Capability
• Heavy-Duty Industrial Construction

Common Replacements:

• Eaton EHB1100
• Siemens HEB1B100
• Square D EJB14100