Square D HGA260351 - 35 A, 2-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D HGA260351, a 35A, 2-pole plug-in molded case circuit breaker designed to deliver reliable branch circuit protection in panelboards and load centers. Built for durability and quick service, this breaker keeps your electrical system safe while minimizing downtime during replacements or upgrades.

• Fast plug-in connection for quick installation and painless replacement, reducing service time and labor costs.
• Thermal-magnetic trip unit provides stable, repeatable protection by simultaneously addressing overload current and short-circuit conditions.
• OEM-compatible design engineered to work with matching Square D OEM load centers and panelboards, ensuring proper fit and coordinated protection.
• Versatile applications suitable for residential, commercial, and light industrial environments where dependable overcurrent and short-circuit protection is essential.

What this means for your electrical system

With a 2-pole configuration, this breaker can interrupt both conductors in 240-volt circuits, providing balanced protection and safer shutdowns. The 35A rating is ideal for circuits that demand controlled current without frequent nuisance tripping, while the molded-case construction adds rugged durability in everyday operating conditions. The plug-in mounting style simplifies integration into compatible panels, making routine maintenance and upgrades straightforward.

Use cases and scenarios

Ideal for protecting branch circuits in home service panels, light commercial subpanels, and modest industrial installations where quick replacements are advantageous. It’s particularly well-suited for circuits feeding HVAC equipment, water heaters, lighting, and outlets that require reliable overcurrent protection without compromising service continuity during maintenance windows.

Why it stands out from generic breakers

This device isn’t a one-size-fits-all solution. It’s purpose-built to pair with Square D OEM load centers and panelboards, delivering cohesive protection that’s calibrated to the associated equipment. The thermal-magnetic trip unit isn’t just a safety feature—it’s a control mechanism that helps prevent nuisance trips while safeguarding your circuitry against damaging faults. The plug-in design minimizes installation complexity and downtime, making it a practical choice for tradespeople and property owners alike.

Installation and reliability tips

Ensure your panelboard is a compatible Square D OEM model to maximize performance and warranty coverage. When installing or replacing, disconnect power, verify the correct circuit rating, and seat the breaker firmly into the bus with a clean, secure connection. Regularly inspect for signs of wear or corrosion at the terminal lugs, and replace the breaker if you observe any damage to maintain optimal protection.

Technical snapshot

Square D
Part Number: HGA260351
Type: Thermal-magnetic molded case circuit breaker
Amperage Rating: 35A
Poles: 2
Mounting Style: Plug-in
Application: Branch circuit overcurrent and short-circuit protection