Square D HDA261002AABC 261002A 2-Pole 600 V Circuit Breaker Potential Transformer

The Square D HDA261002AABC is a rugged 2-pole circuit breaker designed to safeguard your electrical distribution at up to 600 V. With the part number HDA261002AABC, this unit is built to deliver dependable overcurrent protection in demanding environments while matching Square D panels and accessories for a seamless retrofit or replacement.

Key specifications

• Part number: HDA261002AABC
• Brand: Square D
• Poles: 2
• Voltage rating: 600 V
• Current rating: 261002 A
• Product type: Circuit breaker
• Series: HDA

Why this 2-pole 600 V breaker stands out

This unit brings the reliability of a classic Square D design to multi-conductor circuits, enabling simultaneous disconnection of both conductors for enhanced safety and faster fault isolation. The 2-pole configuration is specifically suited for protecting multi-wire branch circuits and ensuring coordinated protection across phases, reducing the risk of backfeed and arc faults in shared-neutral installations.

By leveraging the HDA family’s established compatibility, it integrates smoothly with existing Square D panels and gear, helping maintain electrical system integrity during both maintenance and expansion. The explicit 600 V rating broadens its applicability for higher-voltage distribution scenarios, while the clearly labeled part number aids in precise replacements and stock management.

Ideal applications

• Industrial power distribution panels where multi-wire protection is required
• Commercial electrical rooms needing dependable two-pole fault protection
• Upgrading legacy feeders to a standardized, 600 V safety solution

Practical considerations and installation tips

When selecting this breaker, verify panel compatibility with the HDA series and ensure a correct match to your circuit’s voltage and current requirements. For installation, refer to your panel’s documentation for mounting and torque guidelines, and confirm that a two-pole device is appropriate for the protected circuit configuration. Keep the exact part number (HDA261002AABC) on hand to ensure you’re sourcing a unit that aligns with your existing Square D hardware and replacement plans.