Square D QMB323 - Fusible Safety Switch 100A@240V (200kA AIC 3-Pole)

Square D QMB323 is a fusible safety switch designed for industrial power distribution protection. This panel-mounted unit features a 240V AC voltage rating with 100A current capacity and 200kA interrupting rating at 240V for reliable circuit protection. The rugged NEMA 1 enclosure houses three poles in a single configuration, compatible with ED frames, and accepts R, H, or K class fuses. UL-listed and built to industrial standards, it's engineered for three-phase systems in manufacturing plants, data centers, and heavy machinery applications.

Key Features & Specifications

• Type: Fusible safety switch, panel mount, QMB Series D2
• Voltage Rating: 240V AC
• Current Rating: 100A
• Configuration: Single
• Poles: 3
• Phase: 3
• AIC Rating: 200kA@240V
• Fuse Class: R, H, K
• NEMA Rating: 1
• Compatible Frames: ED
• Switch Style: Fusible
• Weight: 30 lb
• Standards: UL listed
• Applications: Industrial power distribution, motor control centers, manufacturing facilities