THED124090WL **Older Style** - 90 Amp Circuit Breaker

THED124090WL **Older Style** - 90 Amp Circuit Breaker

The THED124090WL 90 Amp Circuit Breaker is built to keep your electrical systems safe and running smoothly. This 2-pole breaker handles both 480VAC and 250VDC, making it a flexible choice for industrial setups that need reliable protection across different voltages. Constructed on the E150 frame, it combines solid performance with safety features designed to react quickly to overloads and short circuits. With its thermal magnetic trip design, it responds fast when circuits are stressed, helping prevent damage and downtime.

Key Features and Benefits

• Flexible Voltage Use: Works with 480VAC, 250VDC, and other systems including 120VAC, 120/240VAC, 125VDC, and 277VAC.
• Strong Interrupting Rating: Protects your system with 65 KAIC at 240VAC and 25 KAIC at 480VAC.
• LI Trip Function: Offers both long-time and instantaneous protection, keeping circuits safe from overloads and sudden faults.
• Thermal Magnetic Protection: Combines heat and magnetic response for dependable circuit safety.
• Reverse Feed Friendly: Easy to install in a variety of panel setups.
• Copper/Aluminum Lugs: Line and load lugs (TC041, TCAL12A) allow quick, secure wiring.

Technical Specifications

• Amperage: 90A
• Pole Configuration: 2-pole
• Voltage Compatibility: Works in multiple AC and DC systems, from 120VAC to 480VAC and 125VDC to 250VDC.
• Trip Style: Fixed thermal and instantaneous settings; non-interchangeable for safe, consistent protection.
• Interrupting Capacity:
  • 65 KAIC at 240VAC
  • 25 KAIC at 480VAC

Material Compliance and Certifications

• UL and CSA Certified: Meets UL File E11592 and CSA File LR57114, ensuring safe operation in North American systems.
• HACR Rated: Ideal for heating, air-conditioning, and refrigeration setups.

Where It Works Best

• Perfect for commercial and industrial installations, this breaker fits panelboards, switchboards, motor control centers, and busways. It’s a solid choice for anyone needing flexible protection for high-voltage systems or mixed AC/DC applications, giving peace of mind that circuits and equipment are safe.