Square D KA36150 150A 3P 600V Circuit Breaker | AmpState

Meet the Square D KA36150 — a 150A, 3-pole, 600V circuit breaker built to protect panelboards, load centers, and the broader electrical distribution network. This unit acts as a reliable safeguard against overcurrent and short circuits, helping to keep wiring, devices, and occupants safe in commercial and light industrial environments.

Key reasons to choose KA36150 for your next retrofit or maintenance project:

• Part-number consistency for retrofits — ideal when you need to preserve a uniform part number across service cycles, simplifying stocking, ordering, and documentation.
• Three‑phase protection — engineered to interrupt faults on three-phase circuits with 150A capacity, suitable for typical commercial distribution needs and balanced load centers.
• 600V rating — designed to handle higher voltage distribution common in industrial settings, providing a robust safety margin for modern electrical systems.
• Genuine Square D quality from AmpState — available through AmpState, ensuring authentic parts with dependable availability for planned maintenance and timely upgrades.
• Seamless compatibility — intended to integrate with Square D panelboards and related components, reducing installation complexity and alignment risks during upgrades.

Ideal applications include protecting feeders and circuits in panelboards and load centers within offices, retail spaces, warehouses, and light manufacturing. It’s particularly valuable when coordinating replacements that must align with existing part numbers, or when planning service windows where equipment availability and compatibility are critical.

Use scenarios at a glance:

• Upgrading an aging distribution panel while keeping the same KA36150 part number for continuity.
• Expanding three-phase distribution in a retrofit project without reconfiguring protection devices.
• Scheduling maintenance with a reliable, on-hand replacement to minimize downtime.

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.