Square D QMB221H - Fusible Safety Switch 30A 240V (200kA AIC)

Square D QMB221H is a fusible panel-mounted safety switch designed for industrial circuit protection and isolation. This single-phase switch features a 240V voltage rating and 30A current capacity with a 200kA interrupting rating at 240V for robust fault protection. The rugged NEMA 1-rated enclosure houses a 2-pole fusible disconnect mechanism compatible with R, H, and K class fuses, weighing 30 lb for stable panel mounting. Certified for industrial safety standards, it's engineered for ED frame compatibility in motor control centers and power distribution systems requiring reliable circuit interruption.

Key Features & Specifications

• Type: Fusible safety switch, panel mount, QMB Series D2
• Voltage Rating: 240V AC
• Current Rating: 30A
• Configuration: Single phase, 2-pole
• AIC Rating: 200kA@240V
• Fuse Class: R, H, K compatible
• NEMA Rating: 1
• Compatible Frames: ED series
• Weight: 30 lb
• Switch Style: Fusible disconnect