QJ23B150 - 150Amp Circuit Breaker

QJ23B150 - 150Amp Circuit Breaker

The QJ23B150 is a 3-pole, 150-amp molded case circuit breaker designed for use in your compatible electrical distribution systems requiring a 10kA interrupting capacity at 240VAC. Built for dependable circuit protection, this breaker is intended as a form, fit, and function replacement for compatible QJ-series applications, making it a practical choice for maintaining existing electrical systems. Rated for 40°C operation and HACR applications, the QJ23B150 is well-suited for commercial, industrial, and institutional environments where dependable overcurrent protection is essential. It also includes load-side lugs to simplify installation in compatible equipment. Built to last, this breaker helps you protect electrical circuits from overloads and short circuits while maintaining compatibility with existing panelboard and distribution equipment.

Key Features and Benefits

• 150 Amp current rating for higher-capacity branch and feeder circuits.
• 3-pole configuration for protecting three-phase electrical systems.
• QJ-type molded case circuit breaker designed for compatible installations.
• 10kA interrupting capacity at 240VAC.
• Rated for operation in 40°C ambient environments.
• HACR Rated for use in heating, air conditioning, and refrigeration applications where permitted by code.
• Includes load-side lugs for convenient installation.
• Designed as a form, fit, and function replacement for compatible legacy electrical systems.
• Built to last for dependable service in demanding electrical environments.

Technical Specifications

• Part Number: QJ23B150
• Type: QJ
• Product Type: Molded Case Circuit Breaker
• Poles: 3
• Amperage: 150 Amps
• Voltage Rating: 240VAC
• Interrupting Capacity (A.I.C.): 10kA @ 240VAC
• Ambient Temperature Rating: 40°C
• HACR Rated: Yes
• Included Accessories: Load-Side Lugs
• Dimensions:
  • Height: 7.0 in.
  • Width: 4.5 in.
  • Depth: 2.53 in.

Material Compliance and Certifications

• HACR Rated.
• Molded case circuit breaker construction.
• Rated for 40°C ambient operation.
• Manufactured to meet applicable industry standards for its published electrical ratings and intended use.

Where It Works Best

• The QJ23B150 is well suited for maintaining compatible commercial, industrial, and institutional electrical distribution systems that require a 150-amp, 3-pole circuit breaker. It is commonly used in panelboards, switchboards, and other compatible power distribution equipment where a 10kA @ 240VAC interrupting rating and QJ-style form factor are required. As a form, fit, and function replacement, it helps keep existing electrical systems operating without changing equipment design or layout.