Discover the QO 40 Amp Double-Pole Circuit Breaker, engineered for modern residential panels. This sturdy protection device fits standard QO load centers and enclosures, delivering essential overload and short-circuit defense for your home wiring. Perfect for Maurice projects, it combines durable construction with straightforward installation, helping you safeguard appliances, circuits, and occupants with confidence.

Reliable protection that keeps you safe and running This unit provides dependable disconnection during faults, preserving wiring integrity and minimizing downtime. The thermal-magnetic trip reacts to both heat overloads and electrical faults, providing fast, predictable performance.

• 40A circuit protection: Safeguards branch circuits up to 40 amps, ideal for critical residential loads like HVAC, kitchen appliances, and outlets within a home panel.
• Thermal-magnetic trip: Combines heat sensing with magnetic fault detection to rapidly interrupt power during overloads and short circuits.
• Visi-Trip indicator: Clear visual cue shows when a circuit has tripped, speeding troubleshooting and repairs.
• Two-pole with common trip: Ensures both hot legs disconnect together for safer, code-compliant operation.
• QO compatibility & certifications: Designed to work with QO load centers and enclosures; UL listed and ANSI certified for reliable residential use with 240V AC and 10,000 AIC.

Why this breaker stands out: Built for dependable protection in daily use and during faults. The Visi-Trip indicator makes trips quick to identify, reducing downtime. With a thermal-magnetic trip and common-trip design, it offers safe, code-compliant operation for homes and light commercial spaces.