QO120 - 20Amp Circuit Breaker

QO120 - 20Amp Circuit Breaker

The QO120 is a 20 Amp, single-pole, plug-on circuit breaker designed to provide dependable overcurrent and short-circuit protection for compatible electrical distribution panels. Built for 120VAC applications with a 10kA A.I.C. interrupting rating, this Type QO breaker is well-suited for protecting individual branch circuits in residential, commercial, and light industrial electrical systems. Its compact plug-on design allows for straightforward installation in compatible load centers, making it a practical choice for panel maintenance, repairs, equipment replacement, or electrical upgrades. Whether you're replacing a worn breaker or maintaining an existing electrical distribution system, the QO120 delivers the reliable circuit protection needed to help keep electrical systems operating safely and efficiently.

Key Features and Benefits

• 20 Amp current rating for standard branch circuit protection.
• Single-pole (1P) configuration for 120VAC circuits.
• Type QO breaker designed for use in compatible QO load centers and panelboards.
• Plug-on design allows for quick and secure installation.
• 10kA A.I.C. interrupting rating at 120VAC helps protect against fault currents.
• Compact footprint fits standard panel spaces.
• Suitable for replacement, maintenance, and electrical system upgrades.
• Helps protect wiring and connected equipment from overloads and short circuits.
  

Technical Specifications

• Part Number: QO120
  
• Type: QO
  
• Mounting Style: Plug-On
  
• Poles: 1
  
• Amperes: 20A
  
• Voltage Rating: 120VAC
  
• A.I.C. Rating: 10kA @ 120VAC
  
• Dimensions:
  • Height: 3.0 in.
  • Width: 0.75 in.
  • Depth: 2.5 in.

Material Compliance and Certifications

• The QO120 is manufactured for use in compatible electrical distribution systems and is designed to meet applicable industry standards for molded case circuit breakers. Always verify compatibility with your electrical panel and follow all applicable local electrical codes, manufacturer installation instructions, and National Electrical Code (NEC) requirements. Proper installation by a qualified individual helps ensure safe and dependable performance.
  

Where It Works Best

• The QO120 is an excellent choice for protecting 120VAC branch circuits in a variety of applications, including:
  • Residential load centers
  • Commercial electrical panels
  • Office buildings
  • Retail facilities
  • Light industrial environments
  • General lighting circuits
  • Receptacle and outlet circuits
  • Maintenance and replacement projects where a compatible Type QO plug-on circuit breaker is required