Square D KAL36150 - 150 A, 3-Pole Circuit Breaker | AmpState

Meet the Square D KAL36150 — a 150A, 3-pole molded case circuit breaker designed to deliver trusted branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. Built by Square D, this KAL-series breaker integrates seamlessly with matching OEM panels to keep your electrical distribution running safely and reliably.

• Compact molded-case design maximizes panel space, reducing crowding and simplifying conductor routing while maintaining robust protection.
• Thermal-magnetic trip unit provides stable, repeatable protection against both overloads and short circuits, helping minimize nuisance trips and downtime.
• 3-pole configuration supports three-phase circuits, making it an ideal choice for commercial and light industrial panelboards where balanced protection is essential.
• OEM compatibility is built in — designed to fit Square D OEM loadcenters and panelboards for straightforward installation and reliable performance.
• Versatile applications suitable for residential, commercial, and light industrial electrical systems that require dependable 150A protection.

Why this matters: a properly matched 3-pole breaker like the KAL36150 ensures your distribution network remains protected under fault conditions while preserving panel organization and ease of maintenance. The combination of a compact form factor and a thermal-magnetic trip unit means you get precise protection without sacrificing space or reliability in your electrical service.

Technical snapshot

• Manufacturer: Square D
• Part Number: KAL36150
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 150A
• Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection in panelboards and loadcenters

Ideal for professionals assembling or upgrading electrical distribution in spaces where reliability and space efficiency matter. If you’re aligning with Square D OEM panels, or reconfiguring a three-phase distribution setup for a commercial or light industrial environment, the Square D KAL36150 provides the trusted protection you need. Available from AmpState, it’s ready to integrate into your next project.