QO320SWN - 20A Circuit Breaker

QO320SWN - 20A Circuit Breaker

The QO320SWN is a 20 Amp, 3-pole plug-on circuit breaker designed for dependable branch circuit protection in 240VAC electrical distribution systems. Featuring a Switching Neutral (SWN) device, this breaker simplifies neutral connections while helping support efficient panel installations and maintenance. With a 10kA interrupting rating at 240VAC, it is built to protect electrical circuits from overloads and short circuits, helping minimize equipment damage and improve system reliability. Its compact plug-on design allows for straightforward installation in compatible load centers and panelboards, making it a practical choice for commercial, industrial, and residential electrical applications where consistent performance and code-compliant protection are essential. Whether you're replacing an existing breaker or completing a new installation, the QO320SWN delivers the dependable circuit protection professionals expect while supporting clean, organized panel layouts.

Key Features and Benefits

• 20 Amp current rating for dependable branch circuit protection
• 3-pole configuration for protecting three-phase circuits
• Plug-on design for faster, more convenient installation
• Switching Neutral (SWN) device helps simplify neutral connections and panel wiring
• 10kA interrupting capacity at 240VAC for protection against available fault currents
• Helps safeguard electrical equipment from overloads and short circuits
• Compact design supports efficient use of panel space
• Suitable for both new installations and replacement applications in compatible electrical systems
  

Technical Specifications

• Part Number: QO320SWN
  
• Type: QO-SWN
  
• Additional Notes: Plug-On Circuit Breaker with Switching Neutral Device
  
• Amperage: 20 Amps
  
• Poles: 3
  
• Voltage Rating: 240VAC
  
• Interrupting Rating (A.I.C.): 10kA @ 240VAC
  
• Mounting Style: Plug-On
  
• Dimensions:
  • Height: 3.0 in.
  • Width: 2.25 in.
  • Depth: 2.5 in.

Material Compliance and Certifications

• The QO320SWN is manufactured to meet applicable industry standards for molded case circuit breakers. It is intended for installation and use in compatible electrical distribution equipment and should always be installed in accordance with the National Electrical Code (NEC), local electrical codes, and the manufacturer's installation requirements. Always verify compatibility with your panel or load center before installation.
  

Where It Works Best

• The QO320SWN is well suited for a wide range of electrical distribution applications, including:
  • Commercial buildings
  • Industrial facilities
  • Residential electrical panels
  • Three-phase branch circuits
  • Equipment requiring 20 Amp, 3-pole protection
  • Compatible plug-on load centers and panelboards with Switching Neutral capability
  Its combination of reliable overcurrent protection, plug-on installation, and Switching Neutral functionality makes the QO320SWN an excellent solution for electricians, maintenance professionals, contractors, and facility managers looking to maintain safe and efficient electrical systems.