Square D QMB223TJ - Fusible Safety Switch 240V/100A (200kA AIC @240V)

Square D QMB223TJ is a fusible safety switch designed for industrial power distribution protection. This panel-mounted QMB Series D2 switch features a 240V voltage rating and 100A current capacity with a 200kA interrupting rating at 240V for reliable circuit protection. The rugged NEMA 1 enclosure houses a dual/twin configuration with two poles, constructed with Class J fuses for high fault current interruption. It meets industry standards for industrial power systems and is compatible with HED frames. Typical applications include motor control centers, machinery power disconnects, and industrial panelboards requiring fused protection.

Key Features & Specifications

• Type: Panel-mounted fusible safety switch with Class J fuse protection
• Voltage Rating: 240V AC
• Current Rating: 100A
• Configuration: Dual/Twin
• Poles: 2
• AIC Rating: 200kA@240V
• Fuse Class: J
• NEMA Rating: 1
• Phase: 1
• Weight: 30 lb
• Compatible Frames: HED
• Switch Style: Fusible
• Standards: Industrial power distribution
• Applications: Motor control centers, machinery disconnects, panelboards