Square D QMB363T1 - Fusible Safety Switch 600V/100A (3-Pole, 200kA AIC)

Square D QMB363T1 is a fusible safety switch designed for industrial power distribution protection. This 600V AC, 100A rated switch features a dual/twin configuration with three poles and 200kA interrupting capacity at 480V, housed in a NEMA 1 enclosure for indoor use. The rugged panel-mount construction (30 lb) accommodates R, H, and K-class fuses and integrates with HHED frames. UL-listed and compliant with industrial safety standards, it provides reliable circuit isolation in manufacturing plants, data centers, and heavy machinery applications.

Key Features & Specifications

• Type: Fusible safety switch, panel mount, QMB Series E1-E2
• Voltage Rating: 600V AC
• Current Rating: 100A
• Configuration: Dual/Twin
• Poles: 3
• Phase: 3
• AIC Rating: 200kA@480V
• Fuse Class: R, H, K
• NEMA Rating: 1
• Compatible Frames: HHED
• Switch Style: Fusible
• Weight: 30 lb
• Standards: UL listed, industrial safety compliant
• Applications: Manufacturing plants, data centers, heavy machinery