Square D QOU390 3-Pole 90 Amp 240 Volt Thermal Magnetic/Common Trip Miniature Circuit Breaker

Product Description

The Square D QOU390 is a 3-pole, 90 amp, 240 volt thermal magnetic miniature circuit breaker designed for residential and commercial applications. This unit mount breaker features VisiTrip trip indication for clear visual alerts when tripped. The QOU series is capable of automatically opening under overload or short circuit conditions, enhancing the safety of your electrical system.

• Rated for 90 amps at 240 volts
• Provides a breaking capacity of 10 kA
• Compatible with flush, surface, or DIN rail mounting

Product Highlights

This circuit breaker is UL listed and CSA certified to ensure safety and reliability. Designed for easy integration, it includes lugs for cable-in and cable-out connections.

Product Information

Standard Information

• Catalog Number: QOU390
• Brand: Square D

Technical Specifications

• Type: Miniature circuit-breaker
• Rated Voltage: 240 Volt
• Amperage Rating: 90 Amp
• Poles: 3 Pole
• Interrupt Rating: 10 kAIC
• Mounting Type: Unit Mount
• Warranty Length: 18 months
• Country of Origin: Mexico