QOB2110 - 110 Amp Circuit Breaker

QOB2110 - 110 Amp Circuit Breaker

The QOB2110 is a 2-pole, 110-amp bolt-on circuit breaker designed to provide dependable overcurrent and short-circuit protection in compatible electrical distribution systems. Built for applications requiring a secure bolt-on connection, this breaker helps you to maintain a stable electrical connection while supporting safe operation in your commercial, industrial, and residential environments where a 120/240VAC system is used. With a 10kA interrupting capacity (A.I.C.), the QOB2110 is well-suited for protecting branch circuits from damaging fault conditions. Its compact footprint also makes installation and replacement more convenient in compatible panelboards, helping electricians and maintenance professionals complete projects efficiently. Whether you're replacing an existing breaker or servicing an electrical panel, the QOB2110 offers the performance and reliability expected from the QOB series.

Key Features and Benefits

• 110 Amp Rating: 110 Amp Rating for higher-capacity branch circuit protection.
• 2-Pole Configuration: 2-Pole Configuration designed for 120/240VAC electrical systems.
• Bolt-On Mounting: Bolt-On Mounting provides a secure mechanical and electrical connection within compatible panelboards.
• 10kA Interrupting Capacity (A.I.C.): 10kA Interrupting Capacity (A.I.C.) helps protect electrical equipment during fault conditions.
• Compact Design: Compact design measures approximately 3.5 in. H × 1.5 in. W × 2.5 in. D.
• Suitable for Maintenance, Replacement, and Electrical System Upgrades: Suitable for maintenance, replacement, and electrical system upgrades in compatible installations.
• Dependable Protection: Designed for dependable overcurrent and short-circuit protection.
  

Technical Specifications

• Part Number: QOB2110
  
• Type: QOB
  
• Mounting Style: Bolt-On
  
• Poles: 2
  
• Amperage: 110 Amps
  
• Voltage Rating: 120/240VAC
  
• Interrupting Capacity (A.I.C.): 10kA @ 120/240VAC
  
• Dimensions:
  • Height: 3.5 in.
  • Width: 1.5 in.
  • Depth: 2.5 in.

Material Compliance and Certifications

• Compatible Electrical Distribution Equipment: Manufactured for use in compatible electrical distribution equipment.
• Industry Standards: Designed to meet applicable industry standards for molded case circuit breakers when installed according to manufacturer specifications and local electrical codes.
• Installation Note: Always verify compatibility with your panelboard and application requirements before installation.
  

Where It Works Best

• The QOB2110 is ideal for commercial buildings, industrial facilities, multi-family properties, and residential electrical systems that require a compatible QOB-style bolt-on circuit breaker. It is commonly used for protecting higher-amperage branch circuits in panelboards where a secure bolt-on connection is specified. This breaker is a practical choice for electrical maintenance, panel upgrades, equipment replacement, and new installations requiring a 110A, 2-pole, 120/240VAC circuit breaker.