The 3P 90A Circuit Breaker 120/240V 22KA ST1 from Midwest Electric Products is a powerful solution for electrical protection. Rated for 90 amps, this three-pole breaker is designed for both 120V and 240V applications, capable of handling short-circuit currents up to 22KA. It complies with ANSI standards, ensuring safety and reliability in industrial settings. The compact design allows for easy installation in standard panels, making it a practical choice for various applications. Its durable construction guarantees long-lasting performance, providing peace of mind for your electrical systems.