Square D QMB223T - Fusible Safety Switch 240V 100A (200kA AIC, NEMA 1)

Square D QMB223T is a panel-mounted fusible safety switch designed for industrial circuit protection and isolation. This 240V AC, 100A rated switch features a dual/twin configuration with 2 poles and a 200kA interrupting capacity at 240V, housed in a NEMA 1-rated enclosure for indoor use. The rugged 30 lb construction accommodates Class R, H, and K fuses, compatible with ED frame applications. UL-listed and compliant with industrial safety standards, it provides reliable overcurrent protection for motor control centers, HVAC systems, and power distribution panels.

Key Features & Specifications

• Type: Fusible safety switch, panel mount
• Voltage Rating: 240V AC
• Current Rating: 100A
• Configuration: Dual/Twin
• Poles: 2
• AIC Rating: 200kA@240V
• Fuse Class: R, H, K compatible
• NEMA Rating: 1
• Phase: 1
• Compatible Frames: ED series
• Weight: 30 lb
• Standards: UL listed
• Applications: Motor control centers, power distribution, industrial equipment