Square D HJL36150U31X - 150 A, 600 V, 3-Pole Circuit Breaker | AmpState

Square D HJL36150U31X—150 A, 600 V, 3-Pole Circuit Breaker from AmpState is crafted to deliver dependable, space-efficient protection for your panel infrastructure. Designed for reliable branch circuit overcurrent and short-circuit protection, this molded case breaker integrates seamlessly with compatible Square D OEM loadcenters and panelboards, making upgrades and replacements straightforward and secure.

• Compact molded-case design: Maximizes usable panel space without sacrificing protection, ideal for tightly-packed panels in residential, commercial, and light industrial settings.
• Thermal-magnetic trip unit: Provides stable, repeatable protection that responds precisely to overcurrent and short-circuit conditions, reducing nuisance trips while keeping critical circuits safe.
• 3-pole configuration: Ensures coordinated protection across all phases in 3-phase systems, improving fault handling and minimizing equipment damage.
• OEM-compatible: Engineered to fit and perform with matching Square D loadcenters and panelboards, simplifying retrofits and new installs alike.
• High-current, high-voltage capacity: Rated at 150 A and 600 V, making it suitable for demanding branch circuits and feeder protection in a range of applications.
• Versatile use cases: From service panels and distribution panels to subpanel feeders, this breaker is ready for residential, commercial, and light industrial environments.

Why choose the HJL36150U31X for your electrical protection needs? The combination of a compact form factor and a reliable thermal-magnetic trip mechanism delivers predictable, long-term performance in real-world conditions. Its 3-pole design provides balanced protection across all phases, helping prevent uneven loading and potential equipment damage in three-phase systems.

Practical scenarios include upgrading aging panels where space is at a premium, configuring feeders for heavy loads like HVAC or manufacturing equipment, or stocking a service fleet with a trusted, drop-in replacement that keeps downtime to a minimum. For technicians and facilities managers, the HJL36150U31X offers confident protection with straightforward installation and compatibility, backed by Square D’s trusted engineering heritage.

Store-ready, maintenance-friendly, and built to endure industrial duty cycles, this 150 A, 600 V, 3-pole molded case circuit breaker is an essential component for any panelboard or loadcenter that demands precise protection, reliable performance, and OEM-grade compatibility. Trust AmpState to provide authentic Square D components that keep your electrical systems safe and compliant.