Square D HDA261101 - 110 A, 2-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D HDA261101 — a dependable 110 A, 2-pole plug-in molded case circuit breaker designed to safeguard branch circuits in panelboards and loadcenters. Built for quick service and consistent protection, it’s a practical choice for a wide range of electrical installations where reliability matters.

• Fast plug-in connection: Streamlines installation and replacement, reducing downtime and simplifying panel maintenance.
• Thermal-magnetic trip unit: Delivers stable, repeatable protection by responding to both overloads and short-circuit conditions, even as ambient temperatures fluctuate.
• OEM-compatible design: Compatible with matching Square D OEM loadcenters and panelboards for a cohesive fit and predictable trip characteristics.
• Versatile applicability: Suitable for residential, commercial, and light industrial branch circuits that demand 110 A protection and reliable interrupting capability.

Technical snapshot

• Manufacturer: Square D
• Part Number: HDA261101
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 110 A
• Number of Poles: 2
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Why this model stands out

Choosing the HDA261101 means selecting a plug-in solution designed to simplify panel upgrades and service calls while delivering dependable protection. The two-pole configuration provides simultaneous interruption of both conductors, which is essential for safeguarding 110 A circuits against overcurrent and short-circuit events. The thermal-magnetic trip mechanism ensures consistent response across a range of operating conditions, helping you maintain electrical safety and equipment longevity.

Ideal use cases

Perfect for replacing aging breakers in residential panelboards, outfitting small commercial systems, or supporting light industrial equipment where a robust, plug-in 110 A breaker is needed. If you’re upgrading a panel that requires quick, code-compliant replacement parts with proven compatibility, the HDA261101 is a reliable choice.

In short, the Square D HDA261101 blends quick installation, dependable protection, and OEM-grade compatibility into a single, practical solution for branch circuit safety in diverse settings.