Schneider Electric Square D FY-14020-B Circuit Breaker

Schneider Electric Square D FY‑14020‑B is a 277V AC molded‑case circuit breaker (MCCB) in the FY frame, delivering 20 A on a single pole with I‑Line plug‑in mounting for quick installation in compatible Square D panels. It provides overload and short‑circuit protection with long‑time and instantaneous trip functions and a maximum interrupting capacity of 18 kA at 277 V, making it suitable for feeding individual circuits in commercial or light‑industrial distributions. The FY14020B variant includes I‑Line style connectors and is offered with B‑phase connectors in certain configurations, aligning with Square D’s I‑Line product family for streamlined replacement and panel compatibility. This compact 1‑pole 277 V breaker is designed for use within Square D I‑Line installations to protect feeders and circuits while fitting in the standard FY/MCCB footprint.