Square D HDA36080UDYP 80A 3-Pole 600 V Circuit Breaker

The Square D HDA36080UDYP is a purpose-built three-pole circuit breaker engineered to protect three‑phase electrical systems. With an 80 A current rating and a 600 V maximum voltage, this unit delivers dependable overcurrent protection for feeders, motors, and control circuits in industrial and commercial environments. Part Number HDA36080UDYP reflects a precise, drop‑in fit for Square D panels and enclosures that support this configuration.

• Three-pole, three-phase protection: Designed to interrupt current across all three live conductors in a three‑phase system, helping prevent equipment damage from overloads or faults.
• 80 A rating: Safely limits current to protect conductors and connected equipment while accommodating typical load profiles in commercial and light industrial settings.
• 600 V voltage rating: Suitable for use in a wide range of distribution schemes common in industrial environments, providing a safe operational ceiling for installed circuitry.
• Trusted Square D quality: Built with the engineering standards expect from the Square D family, delivering reliability and compatibility within compatible panels and enclosures.
• Exact part information: Part Number HDA36080UDYP ensures precise replacement and inventory accuracy for service and maintenance needs.

Ideal for facilities with three-phase equipment, including manufacturing lines, large HVAC installations, and commercial electrical rooms that require dependable, routine protection for three hot legs.

Why this matters Choosing a dedicated 80 A, 600 V three-pole breaker from Square D helps minimize downtime by delivering predictable trip behavior and straightforward maintenance within your existing Square D ecosystem. It’s a practical, long‑term solution when you’re stocking parts for service calls or upgrading panels to meet evolving load demands.

Practical notes for use — Ensure system compatibility by verifying that your panel or enclosure supports the HDA series and three-pole, 80 A, 600 V configuration. Have a qualified electrician perform installation to confirm correct wiring, torque, and safety compliance. Keep this part on hand as a matching replacement for planned maintenance or panel upgrades.