E2090 - 90Amp Circuit Breaker

E2090 - 90 Amp Circuit Breaker

If you’re looking for a circuit breaker that simply does its job—every time, no surprises—the E2090 90 amp 2-pole circuit breaker is a smart pick. Built for 120/240VAC systems, this breaker combines thermal and magnetic protection to react quickly when something goes wrong, whether it’s a gradual overload or a sudden fault. That means better protection for your equipment and fewer headaches for you. What makes this unit especially practical is its non-interchangeable trip unit. There’s no guesswork, no adjustments—just consistent, reliable performance exactly as designed. It’s also rated for 40°C environments, so it holds up well in real-world conditions where heat can be a factor. And with load terminals included, you’re not hunting for extra parts just to get the job done. In short, this is the kind of breaker professionals reach for when they want dependable protection without overcomplicating the install.

Key Features and Benefits

• Strong 90 Amp Protection – Ideal for circuits that demand steady, higher-capacity performance
• 2-Pole Configuration – Designed for 120/240VAC systems commonly found in commercial and residential setups
• Thermal-Magnetic Operation – Covers both slow-building overloads and instant short circuits
• 10kA Interrupting Capacity – Helps safely stop fault currents before they cause damage
• Fixed (Non-Interchangeable) Trip Unit – Delivers consistent, tamper-resistant protection
• Handles Warmer Environments – Rated for 40°C operation without performance drop-off
• Load Terminals Included – Speeds up installation and reduces extra sourcing

Technical Specifications

• Part Number: E2090
  
• Amperage: 90 Amps
  
• Poles: 2
  
• Voltage Rating: 120/240VAC
  
• Interrupting Rating: 10kA
  
• Trip Type: Thermal-Magnetic
  
• Frame Type: E
  
• Trip Unit: Non-Interchangeable
  
• Temperature Rating: 40°C
  
• Height: 6.0 inches
  
• Shipping Weight: 2.75 lbs
  
• Included: Load terminals
  

Material Compliance and Certifications

• Industry Standards: The E2090 circuit breaker is manufactured to meet widely accepted electrical industry standards for safety and performance.
• Application Compliance: It’s suitable for use in compliant electrical systems when installed according to local codes and regulations. As always, proper installation by a qualified professional is recommended to ensure full compliance.

Where It Works Best

This breaker fits right into commercial panelboards, industrial equipment, and demanding residential applications where 90-amp protection is required. It’s a great match for HVAC systems, distribution panels, and machinery circuits—especially in setups where you want fixed, reliable protection without the need for adjustments.