CAH3150W - 150Amp Circuit Breaker

CAH3150W - 150Amp Circuit Breaker

When a breaker needs to be replaced, finding one that matches the existing equipment is usually the priority. The CAH3150W 150 Amp 3-Pole Molded Case Circuit Breaker is commonly used in commercial and industrial electrical systems where maintaining the original setup matters. If your equipment calls for a 150 amp, 3-pole breaker rated for 22kA at 240VAC, this model offers the ratings and configuration required for compatible installations.

The CAH3150W features a non-interchangeable trip unit and is supplied without lugs installed, allowing connection hardware to be selected based on the needs of the application. Its CAH frame design and compact dimensions make it a practical choice for maintenance projects, repairs, and replacement work involving existing equipment. For many electricians and maintenance teams, matching the original breaker can help avoid unnecessary modifications and keep downtime to a minimum.

Electrical distribution equipment is often expected to remain in service for many years. When it's time to replace a breaker, compatibility can be just as important as the electrical rating. Built to last and intended for form, fit, and functional replacement, the CAH3150W helps support the continued operation of compatible power distribution systems while preserving the original equipment configuration.

Key Features and Benefits

• 150 amp current rating
• 3-pole molded case circuit breaker
• 22kA interrupting capacity at 240VAC
• CAH frame design
• Non-interchangeable trip unit
• No lugs installed
• Rated for operation in ambient temperatures up to 40°C (104°F)
• Designed for form, fit, and functional replacement applications
• Compact dimensions for compatibility with existing equipment
• Commonly used in commercial and industrial electrical systems
• Helps protect circuits from overload and short-circuit conditions
• Built to last in demanding electrical environments
  

Technical Specifications

• Part Number: CAH3150W
  
• Type: CAH
  
• Circuit Breaker Type: Molded Case Circuit Breaker
  
• Poles: 3
  
• Amperage: 150A
  
• Voltage Rating: 240VAC
  
• A.I.C. Rating: 22kA @ 240VAC
  
• Trip Unit: Non-Interchangeable
  
• Lugs: None Installed
  
• Ambient Temperature Rating: 40°C (104°F)
  
• Dimensions:
  • Width: 4.13"
  • Height: 6.50"
  • Depth: 2.69"
• Approximate Shipping Weight: 5.75 lbs
  

Material Compliance and Certifications

• The CAH3150W is intended for use in electrical distribution systems requiring a breaker with matching ratings and configuration.
• Compatibility with existing equipment, conductor requirements, and applicable electrical codes should be verified before installation.
• Installation, inspection, and maintenance should be performed by qualified personnel and in accordance with local, state, and national electrical regulations.
  

Where It Works Best

The CAH3150W is commonly found in commercial buildings, manufacturing facilities, warehouses, industrial plants, and other power distribution environments requiring a 150 amp 3-pole molded case circuit breaker. It is particularly useful for maintenance, repair, and replacement projects where matching the original breaker ratings, dimensions, and mounting configuration is important. For facilities maintaining long-serving electrical infrastructure, the CAH3150W provides a practical form, fit, and functional replacement for compatible equipment.