QO115 - 15Amp Circuit Breaker

QO115 - 15Amp Circuit Breaker

The QO115 Plug-On Circuit Breaker is a 1-pole, 15-amp circuit breaker designed to provide dependable overcurrent and short-circuit protection for 120VAC electrical systems. Built for compatibility with QO load centers and panelboards, this plug-on breaker offers a secure fit that helps simplify installation and replacement. Its compact, space-saving design makes it an excellent choice for residential, commercial, and light-industrial electrical distribution systems where reliable branch-circuit protection is essential. Whether you're replacing an existing breaker during maintenance or completing a new electrical installation, the QO115 helps protect wiring and connected equipment while supporting safe, consistent system performance. With its 10kA interrupting rating at 120VAC and proven plug-on connection design, this breaker is well-suited for electricians, contractors, maintenance professionals, and facility managers who value dependable operation and long-term reliability.

Key Features and Benefits

• 15 Amp Rating: Provides reliable protection for 15-amp branch circuits.
• Single-Pole Design: Designed for 120VAC single-phase branch circuit applications.
• Plug-On Connection: Allows for straightforward installation into compatible QO load centers and panelboards.
• 10kA Interrupting Capacity: Rated for 10kA at 120VAC to help interrupt fault currents safely within its specified rating.
• Compact Footprint: Narrow design helps maximize available panel space.
• Dependable Circuit Protection: Helps protect conductors and connected equipment from overloads and short circuits.
• Ideal for Maintenance and Replacement: Suitable for replacing worn or damaged breakers in compatible electrical systems.
  

Technical Specifications

• Part Number: QO115
  
• Type: QO
  
• Mounting Style: Plug-On
  
• Poles: 1
  
• Amperage: 15A
  
• Voltage Rating: 120VAC
  
• Interrupting Rating (A.I.C.): 10kA @ 120VAC
  
• Dimensions:
  • Height: 3.0 in.
  • Width: 0.75 in.
  • Depth: 2.5 in.

Material Compliance and Certifications

• Industry Standards: The QO115 is manufactured for use in compatible electrical distribution systems and is designed to meet applicable industry standards for circuit protection.
• Installation Requirements: Installation should always be performed in accordance with the National Electrical Code (NEC), local electrical codes, and the manufacturer's installation requirements.
• Compatibility Verification: Always verify compatibility with the intended load center or panelboard before installation.
  

Where It Works Best

• The QO115 is an excellent choice for a wide variety of 120VAC branch circuit applications, including:
  • Residential electrical panels
  • Commercial buildings
  • Office spaces
  • Retail facilities
  • Educational institutions
  • Light industrial environments
  • Service upgrades and maintenance projects
  • Replacement of compatible QO plug-on circuit breakers
  Its combination of compact size, dependable performance, and easy plug-on installation makes the QO115 a practical solution for protecting everyday electrical circuits while helping maintain safe and efficient operation.