Part of the Schneider Electric Square D QOB family, the QOB320VH5237 is a 3-pole miniature circuit breaker engineered for robust overcurrent protection in AC electrical systems. This unit is rated for 20 amps and supports a voltage range of 120V to 240V AC, making it suitable for demanding industrial environments. Its design ensures reliable circuit interruption under fault conditions.

Technical details

• Series: Square D QOB
• Poles: 3
• Amperage Rating: 20A
• Voltage Rating: 120-240V AC
• Short Circuit Breaking Capacity: 22kA
• Interrupting Rating: 22kA at 240V AC
• Terminal Type: Load side lug, Line side lug
• Mounting Type: Bolt-on

Applications & compatibility

The Schneider Electric Square D QOB320VH5237 is commonly deployed in control panels, motor control centers, and distribution boards within manufacturing facilities. It provides essential protection for circuits powering machinery such as pumps, fans, conveyors, and HVAC systems. This breaker is designed to integrate seamlessly into existing Square D electrical infrastructure.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the QOB320VH5237 or contact our technical team for cross-reference assistance with compatible QOB series components.