QO350 - 50 Amp Circuit Breaker

QO350 - 50 Amp Circuit Breaker

If you’re looking for a circuit breaker that delivers dependable protection without the hassle, the QO350 50A Circuit Breaker is a solid choice. Part of the well-known QO series, this breaker is built to handle heavy-duty residential, commercial, and light industrial applications. With its 3-pole design and 50-amp rating, it’s designed to safely manage power at 120/240 volts while keeping your electrical system running smoothly.

Key Features and Benefits

• Reliable Circuit Protection: The QO350 uses a thermal-magnetic mechanism that reacts quickly to overloads or short circuits, helping you prevent damage to your wiring and equipment.
• Quick Troubleshooting: A built-in VisiTrip indicator makes it easy to spot when the breaker has tripped, saving time during repairs.
• Straightforward Installation: Its plug-in mounting design makes setup simple—no complicated wiring or tools needed.
• Versatile Applications: Works with both AC and DC systems, so it’s suitable for a variety of electrical setups.
  

Technical Specifications

• Amperage: 50A
  
• Voltage: 120/240V AC
  
• Interrupting Capacity: 10kA at 120/240V AC
  
• Poles: 3
  
• Mounting: Plug-in
  
• Compatible Wire Size: AWG 8–2 (Copper or Aluminum)
  
• Torque: 44.3 lbf.in (5 N.m)
  
• Dimensions:
  • Height: 3.1 inches
  • Width: 2.2 inches
  • Depth: 2.9 inches
• Weight: 0.851 lbs
  

Material Compliance and Certifications

• UL Listed: (UL File E84967)
• CSA Certified: (Master Contract 153555)
  
• RoHS and REACh Compliant: Designed to meet environmental safety standards
• Green Premium™ Label: Aligns with Schneider Electric’s sustainability initiatives
  

Where It Works Best

• This breaker is a great fit for residential panels, commercial buildings, and smaller industrial setups where safe, reliable power distribution is essential. It’s a popular pick among electricians and contractors who want a dependable breaker that installs easily and performs consistently.