Westinghouse Electric EHB3020U Circuit Breaker

The Westinghouse EHB3020 U is a 3‑pole, 20A, 600V AC circuit breaker in the Type EHB family, designed to deliver dependable overload and short‑circuit protection for industrial and commercial three‑phase power systems. Commonly installed in motor control centers, industrial machinery, HVAC systems, compressors, and other commercial power distribution equipment that require reliable high‑voltage protection. Maintenance electricians, OEMs, and facility engineers rely on this breaker for electrical maintenance, retrofit projects, and replacement of obsolete industrial circuit breakers. Key specifications include Brand: Westinghouse; Part Number: EHB3020 U; Product Type: Circuit Breaker; Current Rating: 20A; Voltage Rating: 600V AC; Number of Poles: 3; Phase: 3; Breaker Type: Type EHB; Application: Branch Circuit and Equipment Protection; Designed for Overload and Short Circuit Protection; Suitable for Industrial and Commercial Electrical Systems; Compatible with Motor Control Centers and Distribution Panels; features include Manual Reset and Switching Capability and heavy‑duty industrial construction. Common replacements listed for this model are Eaton EHB3020, Siemens HEB3B020, and Square D EJB34020.