Square D HDA261001AA 261001A 2-Pole 600 V Circuit Breaker

Meet the Square D HDA261001AA 2-Pole 600 V Circuit Breaker—an industrial-grade protection solution engineered for reliable overcurrent interruption in demanding electrical environments. This part, identified by HDA261001AA, is built to fit seamlessly into Square D panels and distribution systems, delivering confident protection for dual-conductor circuits at voltages up to 600 V.

Why this 2-pole design matters: two conductors are protected together in a single device, enabling clean, space-efficient installation for 240 V circuits and higher. With its rugged construction and clear Square D labeling, technicians can quickly verify compatibility and complete replacements with minimal downtime.

• Two-pole protection safeguards two live conductors simultaneously, simplifying wiring layout and ensuring coordinated disconnection during fault conditions.
• 600 V rating suitable for commercial and industrial electrical systems, providing dependable protection where higher-voltage circuits are involved.
• Part Number HDA261001AA ensures precise compatibility for replacement and service in existing Square D installations.
• Durable, dependable construction designed for the rigors of busy panels, control rooms, and service entrances.
• Clear identification with familiar Square D branding to streamline part verification and installation in the field.

Ideal use scenarios include upgrading aging panel protection in small to medium commercial facilities, retrofitting industrial machines and distribution panels, and replacing failed breakers in systems that require reliable dual-pole, high-voltage interruption. This breaker helps mitigate damage from overloads and short circuits, supporting safer operation of your electrical infrastructure while keeping downtime to a minimum.

Practical tips for deployment: verify that your panel supports HDA-series breakers, match the voltage rating (600 V) to your system requirements, and confirm the part number (HDA261001AA) before replacement. For technicians and engineers, this device offers a straightforward path to restore circuit protection in a way that aligns with your existing Square D inventory and maintenance workflows.