QOB3125VH - 125 Amp Circuit Breaker

QOB3125VH - 125 Amp Circuit Breaker

When dependable circuit protection matters, the QOB3125VH 3-pole 125-amp circuit breaker is built to help keep your electrical system operating safely and efficiently. Designed for three-phase power distribution applications, this breaker provides reliable protection against overloads and short circuits while offering a 22 kA interrupting Capacity at 240 VAC for installations where higher fault-current protection is required. Whether you're replacing an existing breaker during routine maintenance, upgrading aging electrical equipment, or completing a new installation, the QOB3125VH delivers the performance professionals expect. Its compact design makes installation into compatible panelboards more convenient, while its 125-amp rating makes it well-suited for protecting larger electrical loads found in commercial and industrial environments. By helping minimize the risk of equipment damage and unexpected downtime, this breaker plays an important role in maintaining the safety and reliability of your electrical distribution system.

Key Features and Benefits

• 125 Amp Rating: For protecting higher-capacity branch circuits and distribution equipment.
• 3-Pole Configuration: Is designed for three-phase electrical systems.
• 22 kA Interrupting Capacity at 240 VAC: Helps safely interrupt high fault currents.
• Compact Footprint: Allows for easier installation in compatible electrical panels.
• Equipment Protection: Helps protect connected equipment from overloads and short circuits.
• Ideal for Replacement and Upgrades: Suitable for replacement, maintenance, and electrical system upgrade projects.
• Dependable Performance: Designed for dependable, long-lasting performance in demanding environments.
  

Technical Specifications

• Part Number: QOB3125VH
  
• Amperage: 125 Amps
  
• Poles: 3
  
• Interrupting Rating: 22kA @ 240VAC
  
• Dimensions:
  • Height: 6.0 in.
  • Width: 4.5 in.
  • Depth: 2.5 in.

Material Compliance and Certifications

• Industry Standards: The QOB3125VH is manufactured for use in compatible electrical distribution systems and is designed to meet applicable industry standards for circuit protection. Always verify compatibility with your equipment and follow all manufacturer recommendations, local electrical codes, and installation requirements before placing the breaker into service.
  

Where It Works Best

• The QOB3125VH circuit breaker is an excellent choice for commercial buildings, industrial facilities, manufacturing plants, institutional properties, and other three-phase electrical systems that require dependable 125-amp overcurrent protection. It is commonly used to protect feeders, panelboards, HVAC equipment, motor circuits, distribution panels, and other critical electrical loads. Its 22kA interrupting Capacity at 240VAC makes it especially suitable for applications with higher available fault currents, helping maintain the safety, reliability, and performance of your electrical system.