Square D QMB221TD - Fusible Safety Switch 240V/30A (200kA AIC @240V)

Square D QMB221TD is a fusible panel-mounted safety switch designed for industrial circuit protection and isolation. This 240V AC, 30A rated switch features a dual/twin configuration with 2 poles and 200kA interrupting capacity at 240V, housed in a NEMA 1 enclosure weighing 30 lb. Constructed for ED frame compatibility, it meets industry standards with R, H, and K fuse class ratings for reliable overcurrent protection in single-phase systems. Typical applications include motor control centers, industrial machinery, and power distribution panels requiring high fault current interruption.

Key Features & Specifications

• Type: QMB Series E1-E2 fusible safety switch
• Voltage Rating: 240V AC
• Current Rating: 30A
• Configuration: Dual/Twin
• Poles: 2
• AIC Rating: 200kA@240V
• Fuse Class: R, H, K
• NEMA Rating: 1
• Phase: 1
• Compatible Frames: ED
• Switch Style: Fusible
• Weight: 30 lb
• Item Subcategory: Panel Mount