Square D HGA36150UO 150A 3-Pole 600 V Circuit Breaker

Square D HGA36150UO is a 150 A, 3-pole, 600 V circuit breaker designed to protect and control three‑phase electrical systems in demanding commercial and industrial environments. Built by Square D, this OEM protection device delivers reliable overcurrent protection for feeders and equipment, helping reduce the risk of damage from overloads and short circuits.

Key benefits of the HGA36150UO for your electrical distribution include:

• Three-pole design for balanced 3‑phase protection—streamlines wiring and provides coordinated protection across all phases in 3‑phase circuits.
• 150 A current rating—well-suited for protecting large feeders, motors, pumps, and HVAC drives without unnecessary nuisance tripping.
• 600 V maximum voltage rating—handles higher-voltage distribution common in industrial and commercial installations.
• Authentic Square D quality—a dependable, long‑standing brand known for consistent performance and compatibility with Square D panels and enclosures.
• Practical for main or feeder applications—fits into service panels and downstream distribution setups where robust three‑phase protection is required.

Ideal use cases and installation scenarios

This 150 A, 3‑pole, 600 V circuit breaker is an excellent choice for:

• 3‑phase feeders in commercial buildings, ensuring balanced protection across all legs.
• Industrial equipment rooms with large motors, pumps, or processing lines that run on 600 V systems.
• HVAC and refrigeration suites that rely on reliable 3‑phase power distribution.
• Upgrading or expanding electrical infrastructure where a single, cohesive 3‑pole solution simplifies panel layouts.

Why choose this model over other configurations? It consolidates multiple circuit protections into one compact, reliable unit for 3‑phase applications, reducing panel clutter and improving troubleshooting clarity with a clearly identifiable, OEM-part number (HGA36150UO).

Installation and safety notes: ensure the breaker is installed in a compatible Square D panel or enclosure, follow all applicable electrical codes, and consult a qualified electrician for proper integration into your distribution system.

Upgrade your protected power pathways with the Square D HGA36150UO—trusted performance for critical 3‑phase electrical networks.