Square D HDA260204AA 260204A 2-Pole 600 V Circuit Breaker

Meet the Square D HDA260204AA 2-Pole 600 V Circuit Breaker—a dependable, drop-in protection solution for two-conductor circuits in demanding environments. With part number HDA260204AA (often cataloged as 260204A), this unit is designed for Square D panels that accept HDA-series breakers, delivering reliable performance when it matters most.

Why choose the HDA260204AA?

• Two-pole design protects both conductors in 600 V circuits, enabling safe, straightforward protection for feeders and control circuits.
• HDA-series construction balances robust mechanical integrity with a compact form, helping maximize panel real estate without compromising protection.
• Clear part identification (HDA260204AA/260204A) simplifies maintenance, stocking, and replacements in busy electrical rooms.
• Engineered for consistent trip behavior, helping prevent damage from overloads and short circuits and supporting faster restoration after faults.
• Easy integration into existing Square D installations—drop-in replacement for panels compatible with HDA breakers, streamlining upgrades and service.

Ideal applications

Use this 2-pole 600 V circuit breaker in commercial and industrial settings to protect two-wire feeders, motor circuits, or other equipment fed from higher voltage distribution networks. It’s a practical choice when you need reliable dual-pole protection without upgrading your entire panel.

Installation and compatibility

Compatible with Square D panels designed to accept HDA-series breakers. Ensure your enclosure or distribution panel is listed for use with HDA-type devices. For installation, follow standard safety procedures: power down equipment, verify absence of voltage, and secure the breaker firmly onto the bus. Reference your panel’s documentation to confirm fitment with HDA260204AA (260204A) and related parts.