Product Description: The FEDERAL PACIFIC QMQB4026R is a 1-phase, 2-pole panel mount switch rated for 600V and 400A. It features a NEMA 1 enclosure and an AIC rating of 200kA@480V. This fusible switch has a single switch configuration and supports fuse classes H, K, J, and R. Key Features: ✔ Part Number: QMQB4026R ✔ Manufacturer: Federal Pacific, American ✔ Category: Switch ✔ Subcategory: Panel Mount ✔ Family: QMQB ✔ Type: QMQB ✔ Voltage: 600V ✔ Amperage: 400A ✔ Phase: 1 ✔ Poles: 2 ✔ AIC Rating: 200kA@480V ✔ Fuse Class: H, K, J, R ✔ Configuration: Single Switch ✔ NEMA Rating: 1 ✔ Weight: 23.25 lbs