Square D HDA36125UOYP 125A 3-Pole 600 V Circuit Breaker

Introducing the Square D HDA36125UOYP 125A 3-Pole 600 V Circuit Breaker—a robust protective device engineered for reliable 3‑phase power distribution in industrial and commercial environments. This breaker is built to safeguard wiring and equipment by quickly interrupting current flow during overloads or fault conditions, helping you minimize downtime and protect valuable assets.

• Brand and model: Square D HDA36125UOYP
• Current rating: 125 A
• Poles: 3
• Voltage rating: 600 V
• Configuration: Three-phase circuit protection

The 3‑pole design provides balanced protection across all three phases in 3‑phase systems, reducing the risk of phase imbalances that can strain motors and downstream equipment. With a 600 V maximum system rating, this breaker is suitable for higher‑voltage distribution networks commonly found in industrial facilities, manufacturing floors, and large commercial setups.

Why choose this Square D breaker? It combines the trusted reliability of a long‑standing electrical brand with a precise fit for compatible Square D panels and distribution gear. The part number HDA36125UOYP makes ordering and replacement straightforward, helping maintenance teams minimize downtime when updating or stocking spare breakers.

Ideal use cases:

• Three-phase motor feeders on production lines where 125 A protection is appropriate
• Main or branch protection within industrial distribution panels
• High‑voltage 3‑phase circuits in warehouses, facilities, and commercial infrastructure

Practical considerations: Ensure proper installation by a qualified electrician in accordance with local electrical codes. Verify panel compatibility and follow manufacturer instructions for mounting and wiring. This device is designed to integrate into compatible Square D systems, delivering dependable overcurrent protection for demanding environments.