Square D HLA36150USYP 150A 3-Pole 600 V Circuit Breaker

Meet the Square D HLA36150USYP, a robust 150 A, 3-pole, 600 V circuit breaker built for demanding three-phase electrical systems. Designed as the Square D part number HLA36150USYP, it delivers dependable overcurrent protection where reliability matters most—from busy industrial floors to high-demand commercial installations.

Why this breaker stands out

• Three-pole, 600 V protection: Perfect for balanced three-phase circuits, safeguarding motors, pumps, conveyors, and other heavy loads in environments that run on high-voltage distribution.
• High-capacity current rating: With a 150 A rating, it protects substantial feeders and equipment without nuisance tripping in everyday operation.
• Trusted Square D engineering: Built on the enduring Square D foundation for reliability, compatibility with compatible panels, and streamlined maintenance workflows.
• Precise part identity: Clear part number HLA36150USYP makes ordering, stocking, and replacement straightforward for service teams and facilities managers.

Ideal applications and use cases

• Industrial facilities with three-phase 600 V distribution networks needing robust motor and feeder protection.
• Commercial settings that rely on consistent, reliable power to HVAC systems, pumps, drives, and machinery.
• Service panels and switchgear assemblies where a compatible, ready-to-install protective device is required to maintain uptime.

Practical considerations to maximize performance

• Confirm panel and enclosure compatibility with HLA36150USYP and ensure proper physical fit and electrical ratings before installation.
• Have a licensed electrician perform replacement to ensure correct mounting, torque, and secure connections.
• Keep a spare on hand for proactive maintenance in facilities with heavy three-phase loads to minimize downtime during service windows.
• Document the part number in your asset records to simplify future replacements and inventory management.

With the Square D HLA36150USYP, you’re choosing a purpose-built solution for protecting substantial three-phase loads at 600 V, backed by a legacy of reliability. Add this 150 A, 3-pole breaker to your electrical distribution strategy to help defend equipment, reduce fault-related downtime, and streamline maintenance in demanding environments.