Square D BDA24020Y1 Molded Case Circuit Breaker

Square D PowerPacT B-Frame molded-case circuit breaker, model BDA24020Y1, delivers 20A two-pole protection for 480Y/277V systems in commercial and light industrial panels. This 2P device uses I-Line plug-in mounting and thermal-magnetic tripping to provide reliable overcurrent protection, with an 18 kA short-circuit rating at 480V. The unit ships with load-side lugs and is built to Square D’s PowerPacT B-Frame standards, balancing compact form with rugged performance. It is UL 489 and CSA C22.2 No 5 certified, designed to protect feeders and branch circuits in electrical distribution systems. Suitable for 480Y/277V feeders in equipment, lighting, and general distribution applications within commercial or industrial facilities where a 20A protection level is appropriate and space constraints favor a compact two-pole unit. The PowerPacT B family is known for reliable thermal-magnetic protection and I-Line mounting, making this model a precise choice for safeguarding circuits while maintaining service continuity.