Square D HGA36090UR 90A 3-Pole 600 V Circuit Breaker

Square D HGA36090UR 90A 3-Pole 600 V Circuit Breaker delivers reliable overcurrent protection for three‑phase electrical systems. With a 90‑amp rating, three poles, and a 600‑volt maximum voltage, this breaker is built to safeguard motors, pumps, and other high‑demand equipment in commercial and light industrial environments. Part number HGA36090UR is your clear identifier for exact replacement or upgrade needs.

Key specifications

• Current rating: 90 A
• Poles: 3 (three‑pole design for three‑phase protection)
• Voltage rating: 600 V
• Part number: HGA36090UR

Why this breaker stands out

Designed specifically for three‑phase distribution, the HGA36090UR compactly protects all three conductors in a single device. Its 90 A capacity makes it suitable for mid‑sized motor circuits and feeders, helping to prevent damage from overloads and short circuits while enabling straightforward replacement in existing Square D installations.

Ideal use cases

• Industrial motor circuits and feeders in manufacturing facilities
• Three‑phase distribution for commercial HVAC systems
• Repair or upgrade of panelboards requiring a 3‑pole, 600 V protection device

Practical considerations

When planning an upgrade or replacement, match the current rating (90 A), the three‑pole configuration, and the 600 V rating to your system’s load and voltage profile. The HGA36090UR is a straightforward choice for ensuring consistent protection across all three phases, reducing the risk of uneven fault currents and providing predictable, coordinated interruption behavior for downstream equipment.

Upgrade or install with confidence—the Square D HGA36090UR 90A 3‑Pole 600 V Circuit Breaker is purpose‑built to protect three‑phase systems while delivering the reliability you expect from Square D hardware.