Square D HGA260501 - 50 A, 600 V, 2-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D HGA260501, a 50 A, 600 V, 2-pole plug-in molded case circuit breaker engineered for reliable branch circuit protection in panelboards and loadcenters. Designed to deliver fast installation and dependable protection, it’s a practical upgrade or replacement option for modern electrical setups.

• Fast plug-in connection enables quick installation and simple replacement in compatible panelboards, minimizing downtime during servicing or upgrades.
• Thermal-magnetic trip unit provides stable, repeatable protection by combining heat-based overload sensing with magnetic short-circuit tripping for rapid response to faults.
• OEM-compatible design is intended to work with matching Square D load centers and panelboards, helping ensure a seamless, reliable fit with existing systems.
• Versatile electrical ratings – 50 A at up to 600 V, suitable for a range of applications across residential, commercial, and light industrial environments.

Technical snapshot

• Manufacturer: Square D
• Part Number: HGA260501
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 50 A
• Voltage Rating: 600 V
• Number of Poles: 2
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Who should consider this breaker?

Ideal for electricians and facilities managers overseeing panelboards and load centers that require dependable protection with straightforward servicing. It’s well-suited for residential installations needing robust branch-circuit protection, commercial distribution panels that demand quick replacements, and light industrial layouts where uptime and reliability matter.

Why this design matters

The combination of a fast plug-in connection and a thermal-magnetic trip mechanism translates to minimal downtime during maintenance and reliable performance under varying load conditions. Since it’s designed for compatibility with matching OEM systems, you can expect a smoother replacement process and consistent protection characteristics across your electrical distribution setup.

Practical tips and use cases

Use cases include protecting lighting circuits, receptacle branches, and small motor loads within panelboards and load centers that accept plug-in MCCBs. When upgrading or stocking replacement parts, confirm the panelboard’s compatibility with HGA-series breakers to ensure a proper fit and coordinated protection strategy. For facilities managers, keeping a supply of plug-in breakers like the HGA260501 can reduce downtime during routine maintenance or fault events, keeping critical electrical systems online with minimal disruption.