Square D QOB140 Miniature Circuit Breaker 40A 120/240V 1Ph Bolt-On

Product Description

Square D QOB140 is a miniature circuit breaker with a rating of 40 amps at 120/240 volts AC. It operates with a bolt-on design and provides reliable protection against overcurrents in electrical systems. This breaker features a thermal magnetic mechanism that ensures optimal performance in both AC and DC applications. The QOB140 includes VisiTrip technology, which visually indicates when a trip occurs, allowing for quick identification of issues in the circuit.

• 40A rating for 120/240V AC circuits
• Designed for bolt-on installation
• UL and CSA certified for safety and reliability

Product Highlights

This breaker offers a breaking capacity of 10kA and is rated for HACR applications, ensuring safe operation with heating, air conditioning, and refrigeration loads. It also supports various accessories such as shunt trips and auxiliary switches that enhance its functionality.

Product Information

Standard Information

• Brand: Square D
• Manufacturer: Schneider Electric

Technical Specifications

• Catalog Number: QOB140
• Current Rating: 40 Amps
• Voltage Rating: 120/240 Volts AC
• Number of Poles: 1
• Breaking Capacity: 10 kA
• Mounting Type: Bolt-on
• Country of Origin: Mexico
• Warranty Length: 18 months