Westinghouse BA120 Bolt-On Circuit Breaker delivers 20A single-pole protection for 120/240VAC circuits in commercial and industrial power distribution systems. Commonly installed in distribution panels, lighting systems, motor control equipment, and electrical service applications operating in commercial and industrial facilities, it provides reliable overload and short-circuit protection. Key specifications include Manufacturer Part Number BA120, Type BA, 1 Pole, 1 Phase, Bolt-On mounting, and 120/240VAC operation. Common replacements include Eaton BAB1020, Square D QOB120, and Siemens BQ1B020.
