
Square D QMB266W - Fusible Safety Switch 600V/600A (200kA AIC @480V)
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Square D QMB266W is a panel-mounted fusible safety switch designed for industrial power distribution protection. This 600V/600A single-phase switch features a 200kA interrupting capacity at 480V and NEMA 1-rated enclosure for basic indoor applications. The rugged 70 lb unit utilizes Class R fuses in a 2-pole configuration, compatible with HED frames for standardized installations. UL-listed and CSA-certified, it meets industrial safety requirements for motor control centers and power distribution panels.
Key Features & Specifications
Key Features & Specifications
- Type: Fusible safety switch, panel mount
- Voltage Rating: 600V AC
- Current Rating: 600A
- Configuration: Single
- Poles: 2
- AIC Rating: 200kA@480V
- Fuse Class: R
- NEMA Rating: 1
- Phase: 1
- Compatible Frames: HED
- Weight: 70 lb
- Standards: UL/CSA listed
- Applications: Motor control centers, power distribution
- GTIN: 00783643193451
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