Square D | HJP36150U33X | Circuit Breaker | 150A | 3-Pole | 600V

Meet the Square D HJP36150U33X circuit breaker—a rugged, reliable protection device designed for 150 A, 3-pole, 600 V service. Built for maintenance, retrofit, and replacement projects, this unit ensures your three‑phase electrical system stays protected under demanding industrial and commercial conditions.

Why this model matters

• Exact compatibility with Square D installations, using part number HJP36150U33X as the primary reference for fit and ratings.
• Three‑pole configuration provides balanced protection across all three legs, helping guard motors, drives, and feeders from phase imbalance and fault conditions.
• 150 A rating suits mid‑to‑large distribution paths, offering robust protection without sacrificing system uptime.
• 600 V maximum rating expands applicability to a wide range of industrial and commercial three‑phase applications, including motor controllers and service panels.
• Streamlined maintenance and replacement—keep the exact part on hand to minimize downtime during service or retrofits.

Ideal use cases

• Maintaining legacy Square D panels or switchgear that require the HJP36150U33X specification.
• Retrofit projects where upgrading protection needs the same amperage, three‑pole setup, and 600 V capacity.
• New installations within 600 V three‑phase networks that demand reliable protection for motors, pumps, conveyors, and other heavy loads.

What to verify before ordering

• Confirm fit and ratings by referencing the exact part number HJP36150U33X — it’s the most reliable compatibility reference.
• Ensure your circuit requires 150 A, 3‑pole protection at up to 600 V as specified.
• Check enclosure space and mounting compatibility in your panel or switchgear to avoid fit issues.

For professionals managing electrical distribution, the Square D HJP36150U33X circuit breaker delivers precise, dependable protection where it matters most. If you’re maintaining, retrofitting, or upgrading a 3‑phase 600 V system, this 150 A, 3‑pole unit aligns with the exact Square D design and performance expectations you rely on.