Square D HGA36125SLYP 125A 3-Pole 600 V Circuit Breaker

Square D HGA36125SLYP 125A 3-Pole 600 V Circuit Breaker is built to protect your 3‑phase power distribution with precision and reliability. This 125 A device from Square D delivers dependable overcurrent protection for commercial and light industrial panels, helping keep motors, feeders, and equipment safe from fault currents.

• Current rating: 125 A
• Poles: 3 (3-phase protection)
• Voltage rating: 600 V
• Part number: HGA36125SLYP

Why this matters for your system

• Three-pole design ensures simultaneous disconnection across all phases, reducing phase imbalance and preventing damage during faults.
• Rated for up to 600 V, making it suitable for mid‑to‑large commercial and industrial power distribution where higher voltages are common.
• From a trusted Square D lineage, it offers consistent performance, predictable tripping behavior, and straightforward replacement within compatible panels.

Use cases and ideal applications

• Protect 3‑phase motors, conveyors, CNC machines, pumps, and other heavy equipment in manufacturing or processing facilities.
• Serve as main or feeder protection in electrical rooms and mid‑sized industrial control panels.
• Ideal for projects where a durable, standardized 3‑pole breaker is preferred to maintain system safety and uptime.

Choosing this breaker and how it stands out

• Specifically targets 3‑phase circuits requiring robust protection at a 125 A rating while supporting a maximum of 600 V.
• Part of the Square D family, enabling smoother inventory management and compatibility across panel upgrades and replacements.

Practical installation and maintenance tips

• Confirm panel compatibility with HGA‑series breakers to ensure proper fit and safe operation.
• Keep spare HGA36125SLYP units on hand to minimize downtime during routine maintenance or fault replacement.
• Document the part number and rating in your asset register to streamline future substitutions and panel upgrades.

With the Square D name behind it, the HGA36125SLYP delivers dependable, three‑phase protection you can count on for critical equipment and busy facilities, helping you maintain safety, reduce unplanned downtime, and keep your electrical system running smoothly.