Square D QMB3210MJ - Fusible Safety Switch 240V 100A (3-Pole, 200kA AIC)

Square D QMB3210MJ is a panel-mounted fusible safety switch designed for industrial power distribution protection. This 3-phase 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-rated enclosure houses three J-class fuse poles in a single configuration, compatible with ED frames, and weighs 38 lb for stable panel mounting. UL-listed and compliant with industrial safety standards, it's engineered for heavy-duty applications including motor control centers and main service disconnects.

Key Features & Specifications

• Type: QMB Saflex fusible safety switch, panel mount
• Voltage Rating: 240V AC
• Current Rating: 100A
• Configuration: Single
• Poles: 3
• AIC Rating: 200kA@240V
• Fuse Class: J
• Phase: 3
• NEMA Rating: 1
• Switch Style: Fusible
• Compatible Frames: ED
• Weight: 38 lb
• Standards: UL listed, industrial safety compliant
• Applications: Motor control centers, service disconnects, industrial power distribution