Square D H221N Fusible Disconnect Switch 30A 240V

Square D H221N is a 30A, 240V fusible disconnect switch designed as a two-pole, single‑phase device for in-line circuit protection and power isolation. It accepts H-type fusible elements to provide fuse‑protected disconnecting action, giving a defined off position for servicing 240V circuits. As part of Square D’s general‑duty safety switch family, the H221N is commonly used to protect and isolate loads such as motors, compressors, and other 240V equipment in residential, commercial, or light industrial installations. This 30‑amp, 240‑volt disconnect combines straightforward installation with reliable fuse protection, delivering a clear, code‑compliant means to disconnect power for maintenance or emergency shutdown.