QOB120HM - 20 Amp Circuit Breaker

QOB120HM - 20 Amp Circuit Breaker

The QOB120HM 20A Circuit Breaker, part of the trusted Schneider Electric QO® Series, delivers reliable and durable circuit protection for both residential and commercial electrical systems. Designed as a single-pole breaker operating at 120VAC, it’s built to handle demanding applications where dependable overcurrent and short-circuit protection are essential. Featuring a high magnetic trip mechanism and a 10kA interrupting capacity, this breaker ensures maximum safety while maintaining smooth electrical performance.

Key Features and Benefits

• High Magnetic Trip Protection: Reacts quickly to high inrush currents and short-circuit conditions to safeguard your electrical circuits.
• Easy Troubleshooting with VisiTrip Indicator: A bright visual cue makes it simple to identify when the breaker has tripped, saving time on diagnostics.
• Consistent Overcurrent Defense: The thermal-magnetic design responds accurately to overloads, preventing damage to wiring and connected devices.
• Compact and Reliable: Built with space-saving dimensions for easy installation in tight panelboard configurations while maintaining long-lasting performance.
  

Technical Specifications

• Current Rating: 20A
  
• Voltage Rating: 120V AC
  
• Interrupting Capacity: 10kA at 120V AC
  
• Mounting Style: Bolt-on
  
• Poles: 1
  
• Breaker Type: High magnetic
  
• Compatible Wire Size: AWG 14–8 (copper or aluminum)
  
• Torque Rating: 35.4 lbf.in (4 N·m)
  
• Dimensions:
  • Height: 3.0 in
  • Width: 0.7 in
  • Depth: 2.9 in
• Weight: 0.269 lbs
  

Material Compliance and Certifications

• UL Listed: UL File E84967
• CSA Certified: CSA Master Contract 153555
• RoHS and REACh Compliant: Meets strict environmental standards, minimizing hazardous substances.
• Green Premium Label: Demonstrates Schneider Electric’s dedication to sustainability and transparency in environmental impact.
  

Where It Works Best

• Ideal for both home electrical panels and light commercial installations, the QOB120HM is a go-to choice for electricians, contractors, and maintenance professionals seeking enhanced circuit protection. Its high magnetic trip capability and strong interrupting capacity make it particularly well-suited for circuits with motors, HVAC units, and other equipment with high starting currents.