Square D | KAL361501121 | Circuit Breaker | 150A | 3-Pole | 600V

Meet the Square D KAL361501121 Circuit Breaker—an exact-match replacement engineered for reliability in demanding electrical environments. This 150A, 3-pole unit is designed for use in three‑phase power systems and carries a 600V rating, making it a dependable choice for heavy-duty commercial and industrial panels.

Whether you’re performing maintenance, retrofitting legacy systems, or replacing a failed breaker, this model delivers precision compatibility. The part number KAL361501121 is your best reference for ensuring a seamless fit with Square D installations that require this specific specification.

Key specifications

• Amperage: 150A
• Poles: 3-Pole
• Voltage rating: 600V

Why this Square D breaker stands out

• Exact-spec compatibility: Rely on the KAL361501121 part number to ensure you’re ordering the precise component your panel expects, minimizing downtime from mismatched breakers.
• Versatile for common retrofit scenarios: Ideal for upgrading older systems, adding capacity to three-phase layouts, or replacing worn breakers without altering panel hardware.
• Clear, practical application: Designed for installations that demand a robust 150A, 3-pole, 600V solution, helping protect equipment and maintain stable power distribution.
• Guided ordering: Always confirm the fit and ratings on your panel label before purchasing to ensure a trouble-free swap.

Who benefits from this model? Systems integrators, facilities managers, and technicians responsible for maintaining industrial controls, commercial electrical rooms, and data-center infrastructure will appreciate the reliable performance and precise compatibility this Square D breaker provides.

Technical reminder: Confirm fit and ratings before ordering. The KAL361501121 part number is the best reference for compatibility, ensuring you get the right 150A, 3-pole, 600V circuit breaker for your Square D panel.