EH24090 - 90 Amp Circuit Breaker

EH24090 - 90 Amp Circuit Breaker

If you’re trying to match an existing panel setup, the EH24090 2-pole 90 amp circuit breaker is built to drop into place without hassle. It’s made for EH-4 frame panelboards, so you’re not dealing with guesswork or modifications—just a straightforward fit that does what it’s supposed to do. The plug-on style keeps installation simple for qualified professionals, especially when working within established electrical systems.

This breaker uses a thermal magnetic trip mechanism, which means it reacts to both sustained overloads and sudden short circuits. That kind of protection is essential for keeping wiring and connected equipment in check. With a 14kA interrupting rating at 480VAC, it’s suited for many commercial and industrial applications where dependable circuit protection is needed. These units are built to last and are commonly used in systems that have been in service for years.

Key Features and Benefits

• Designed specifically for EH-4 frame compatibility
• 90 amp rating for consistent circuit protection
• 2-pole design supports higher voltage applications
• Plug-on connection allows for easier installation in matching panels
• Thermal magnetic trip handles both overload and short-circuit conditions
• Built to last in properly maintained electrical systems

Technical Specifications

• Part Number: EH24090
  
• Poles: 2
  
• Amperage: 90A
  
• Voltage Rating: Up to 480VAC
  
• Interrupting Capacity: 14kA @ 480VAC
  
• Frame Type: EH-4
  
• Trip Type: Thermal Magnetic
  
• Mounting: Plug-On
  
• Height: 3.5 inches
  
• Weight: 2.0 lbs
  

Material Compliance and Certifications

• This breaker is produced in line with standard industry expectations for molded case circuit breakers. It is intended for use in systems designed to meet NEC (National Electrical Code) requirements. As always, final installation should align with local codes and the specifications of the equipment it’s being installed into.

Where It Works Best

• You’ll typically find the EH24090 used in commercial buildings, industrial facilities, and older panelboard systems that require EH-4 frame breakers. It works well for branch circuits, including lighting, HVAC equipment, and motor loads. If you’re maintaining an existing system and need something that fits correctly and performs as expected, this breaker is a practical choice.