Square D HDA36110SNYP 110A 3-Pole 600 V Circuit Breaker

Square D HDA36110SNYP is a robust 110-amp, 3-pole circuit breaker engineered for demanding 600-volt, three-phase electrical systems. Designed to protect feeders, motors, and panelboards, this unit delivers dependable overcurrent protection that helps prevent equipment damage and unplanned downtime in industrial and commercial environments.

• Brand: Square D
• Part Number: HDA36110SNYP
• Current Rating: 110 A
• Poles: 3
• Voltage Rating: 600 V

Why this 3-pole breaker stands out in a busy electrical setup:

• Three-Phase Protection: Three poles provide balanced protection for each phase in a 3-phase system, helping to maintain system stability and reduce the risk of uneven loading.
• Medium-Load Capability: With an 110 A rating, it’s well-suited for mid-size feeders and motor circuits in commercial spaces and light industrial applications.
• Industrial-Grade Durability: Built to endure the demands of continuous operation in panels and switchgear, offering reliable performance under typical duty cycles.
• Panel Compatibility: Specifically designed to align with Square D panel architectures, supporting straightforward integration and consistent trip behavior within compatible distributions systems.
• Clear Identification: The part number HDA36110SNYP makes it easy to verify replacement compatibility and maintain electrical records for service and compliance.

Ideal use cases include protecting motor feeders on manufacturing lines, securing 3-phase distribution feeders in commercial electrical rooms, and safeguarding HVAC and processing equipment that run on 600 V three-phase power. It’s a practical choice for technicians and facility managers who need reliable, easily identifiable overcurrent protection without compromising panel layout or electrical clarity.

Practical notes for installation and maintenance:

• Verify that your panel supports the HDA series, and confirm the breaker’s fit and trip specifications before replacement.
• Ensure proper safety protocols are followed during replacement, and de-energize equipment according to standard electrical safety procedures.
• Store and label the replacement breaker with the exact part number (HDA36110SNYP) for accurate asset management and future servicing.

With the Square D 110 A, 3-Pole, 600 V circuit breaker in your electrical arsenal, you gain targeted, reliable protection for essential 3-phase circuits. It’s a precise, purpose-driven choice when you’re upgrading, refurbishing, or maintaining medium-load electrical feeds in industrial and commercial environments.