The Schneider Electric Square D QOB3801021 is a 3-pole miniature circuit breaker designed for reliable overcurrent protection in AC electrical systems. This breaker is part of the QOB series, known for its robust construction and dependable performance in demanding industrial environments. It is engineered to provide essential safety and control for circuits operating at standard North American voltages.

Technical details

• Series: Square D QOB
• Poles: 3
• Voltage Rating: 120/240 VAC
• Current Rating: 80 Amps
• Mounting Type: Bolt-on
• Trip Mechanism: Shunt trip
• Interrupting Rating: Consult manufacturer datasheet for specific interrupting rating.
• Terminal Type: Consult manufacturer datasheet for specific terminal type.

Applications & compatibility

This 80-amp, 3-pole circuit breaker is suitable for a wide range of applications including motor control circuits, distribution panels, and general power distribution in commercial and industrial facilities. Its bolt-on design ensures secure mounting in compatible load centers and switchboards, providing a stable connection for critical 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 QOB3801021 or contact our technical team for cross-reference assistance with compatible QOB series components.