ET5915 - 175Amp Circuit Breaker

ET5915 - 175 Amp Circuit Breaker

When you’re working with an existing electrical system, the last thing you want is guesswork. The ET5915 molded case circuit breaker keeps things simple. Designed as a direct, form-fit-function replacement for J-frame applications, it delivers the protection you need—without forcing changes to your setup. With a 175-amp rating and 3-pole configuration, it’s built to handle the demands of three-phase power distribution in commercial and industrial environments. Its molded case design supports long-term use, and it operates reliably in standard conditions up to 40°C. If your goal is to maintain system consistency while keeping equipment protected from overloads and short circuits, this breaker does exactly that—no extras, no complications.

Key Features and Benefits

• 175 Amp capacity supports consistent power distribution in demanding environments
• 3-pole configuration designed for three-phase electrical systems
• 14kA interrupting rating at 480VAC helps manage fault conditions effectively
• J-frame design ensures proper fit in compatible existing equipment
• Molded case construction built to last under normal operating conditions
• Rated for use in ambient temperatures up to 40°C
• Helps maintain system continuity without requiring modifications

Technical Specifications

• Part Number: ET5915
  
• Amperes: 175A
  
• Poles: 3
  
• Voltage Rating: 480VAC
  
• A.I.C. Rating: 14kA @ 480VAC
  
• Frame Type: J Frame
  
• Operating Temperature: 40°C
  
• Breaker Type: Molded Case Circuit Breaker
  
• Approximate Shipping Weight: 9.0 lbs
  
• Dimensions (Height): 11.0 inches
  

Material Compliance and Certifications

• Manufactured to meet established molded case circuit breaker standards
• Designed for use in systems requiring adherence to recognized electrical safety codes
• Suitable for commercial and industrial applications where compliance with local regulations is required

Where It Works Best

• The ET5915 is a practical choice for panelboards, switchboards, and motor control centers that rely on a 175A, 3-pole J-frame breaker. It’s especially useful in facilities where matching existing specifications matters—think commercial buildings, manufacturing environments, and other industrial setups. If you’re maintaining or servicing an established system and need a breaker that fits and functions as expected, this one keeps the job straightforward.