QOB240 - 40 Amp Circuit Breaker

QOB240 - 40 Amp Circuit Breaker

Get reliable, built‑to‑last overcurrent protection with the Schneider Electric QOB240. This 40 Amp, 120/240 VAC, 2‑pole bolt‑on breaker from the trusted QO series gives you peace of mind in both home and commercial installations. Its bolt‑on design makes it easy to install, and built‑in safety features like thermal‑magnetic trip and VisiTrip indicator help you troubleshoot quickly when issues arise. If you’re powering HVAC systems, lighting, or essential circuits—this breaker is a smart, dependable choice that meets industry safety and environmental standards.

Key Features and Benefits

• Reliable protection: with a thermal‑magnetic trip unit that responds fast to overloads and short circuits
• Simple bolt‑on mounting: for secure, tool‑friendly installation in standard QO panels
• Quick‑see VisiTrip indicator: shows instantly which pole has tripped, speeding up troubleshooting
• Smooth toggle switch: with quick‑make, quick‑break action for safe and easy circuit on/off switching
• HACR rated: ideal for heating, air conditioning, and refrigeration loads
• 10 kA interrupting capacity: ensures safe operation under fault conditions

Technical Specifications

• Series: QO
• Current Rating: 40 Amps
• Voltage Rating: 120/240 VAC
• Interrupting Capacity: 10 kA
• Poles: 2
• Mounting Style: Bolt‑on
• Wire Size: AWG 8 – AWG 2 (Cu/Al)
• Torque: 44.3 lbf·in (5 N·m)
• Dimensions:
  • Height: 3.1″
  • Width: 1.5″
  • Depth: 2.9″
• Weight: 0.60 lb

Material Compliance and Certifications

• SN item: UL‑listed and CSA‑certified, meeting staple electrical safety standards for North America
• Green Premium™ eco‑friendly design: fully compliant with RoHS and REACh regulations, reflecting Schneider Electric’s commitment to environmental care

Where It Works Best

• This breaker is a great fit for residential or light commercial electrical panels powering HVAC units, lighting circuits, and everyday equipment. The slim bolt‑on form makes installation straightforward—even in tight panel spaces. Need a dependable, code‑compliant option for overcurrent protection? The QOB240 delivers performance you can trust.