Square D | KCL24090 | Circuit Breaker | 90A | 2-Pole | 480V

Square D KCL24090 is a genuine two-pole circuit breaker designed for 480V systems, delivering 90 amps of protective capacity. This part is the reliable choice for maintenance, retrofit, and replacement projects where exact specifications and compatibility matter, making it a trusted fit for Square D panel configurations that require this specific model.

• Amperage: 90 A
• Poles: 2-Pole
• Voltage rating: 480V
• Brand/Series: Square D
• Part reference: KCL24090

Why choose the KCL24090 for your installation or service project? This is a direct, factory-referenced replacement part that aligns with Square D panels and configurations requiring the KCL family. By using the exact part number, you minimize the guesswork during maintenance or retrofitting and protect the integrity of your electrical distribution system.

Ideal use cases

• Maintenance and service of 480V electrical distributions where 90A protection is needed
• Retrofit projects to restore original protection characteristics in older Square D installations
• Emergency replacement to reduce downtime and keep critical equipment online

What sets this apart from generic replacements

Unlike generic or cross-reference substitutes, the KCL24090 is a genuine Square D part designed to match the electrical characteristics, mechanical fit, and mounting footprint required by compatible panels. This alignment helps ensure proper tripping behavior, reliable electrical clearances, and a seamless fit with your existing bus structures and enclosures.

Compatibility and verification tips

• Always confirm fit and ratings before ordering by cross-referencing the panel’s data plate and the Square D documentation for the exact model family
• Use the part number KCL24090 as the primary compatibility reference to avoid mismatches in amperage, pole count, or voltage

Installation and safety notes

• Power must be fully de-energized and the system locked out before any replacement work
• Follow manufacturer torque and installation guidelines and employ a licensed electrician for proper handling
• Store and handle the breaker per standard electrical safety practices to prevent damage prior to installation

If your panel documentation specifies a Square D KCL24090, this 90A, 2-pole, 480V circuit breaker is the precise, dependable choice for maintaining safe and continuous operation of your electrical distribution system.