NJJ232250 - 250Amp Circuit Breaker

NJJ232250 - 250Amp Circuit Breaker

The NJJ232250 250A circuit breaker is built for professionals who need dependable overcurrent protection in commercial and industrial electrical systems. Designed with a NJJ frame and a secure bolt-on configuration, this thermal magnetic molded case circuit breaker helps protect equipment from overloads and short circuits while maintaining consistent performance under demanding conditions. With a 22k AIC rating at 240VAC, it is well-suited for systems where fault current protection and safety margins matter. Whether you’re maintaining an existing electrical installation or replacing a failed breaker, the NJJ232250 delivers steady, predictable operation you can rely on.

Key Features and Benefits

• Thermal Magnetic Protection: Combines thermal and magnetic trip elements for accurate response to both overloads and short-circuit events, helping reduce the risk of equipment damage.
• Bolt-On Mounting Design: Creates a solid, dependable connection that stays secure, even in environments with vibration or frequent load changes.
• Load-Side Lug Terminals: Simplifies wiring and helps speed up installation or maintenance work while ensuring a clean, reliable electrical connection.
• High Interrupting Capacity: Rated at 22k AIC at 240VAC, providing added confidence in fault protection for demanding applications.

Technical Specifications

• Amperage Rating: 250 Amps
• Number of Poles: 2
• Frame Type: NJJ
• Breaker Type: Thermal Magnetic, Molded Case
• A.I.C. Rating: 22k @ 240VAC
• Operating Temperature: 40°C
• Dimensions:
  • 8.25" W
  • 10.13" L
  • 3.88" D
• Weight: 23 lbs
• Terminals: Load-side lug terminals included

Material Compliance and Certifications

• Standards Compliance: Manufactured to meet established industry requirements for performance and safety.
• Certifications: Complies with applicable UL and CSA standards, supporting safe use in a wide range of commercial and industrial electrical systems.

Where It Works Best

• The NJJ232250 circuit breaker is ideal for maintenance and replacement applications where maintaining system integrity is the priority. It performs especially well in older or existing electrical installations that require a like-for-like replacement without modifying system design. When reliability, safety compliance, and consistent protection are critical, this breaker fits the job.