Square D HDA261504AABCSK 261504A 2-Pole 600 V Circuit Breaker

Discover dependable dual-pole protection with the Square D HDA261504AABCSK 2-Pole 600 V Circuit Breaker. Built to safeguard demanding electrical environments, this part (model 261504A) delivers precise overcurrent protection for both conductors in a 2-pole configuration, helping keep your power distribution safe and reliable.

What sets this breaker apart

• Two-pole design for comprehensive protection – interrupts both hot lines together to prevent open-phase conditions and ensure safer shutdowns during faults.
• 600 V voltage rating – suitable for higher-voltage circuits often found in industrial and commercial installations, delivering robust performance under demanding loads.
• Part integrity – identified by part number HDA261504AABCSK and model reference 261504A, making replacement and cross-reference straightforward in compatible panels.

Ideal use cases

• Industrial control panels and machine interfaces that require reliable dual-line protection.
• Commercial electrical rooms with multi-line circuits where safeguarding both poles is essential.
• Systems where quick, predictable trip behavior minimizes downtime and protects equipment from overloads and short circuits.

Key specifications at a glance

• Part Number: HDA261504AABCSK
• Model/Series: 261504A
• Poles: 2
• Voltage Rating: 600 V
• Current Rating: 261504 A

Why this matters for your system

Choosing a two-pole circuit breaker like the HDA261504AABCSK aligns with best practices for protecting multi-wire circuits. By isolating both conductors on fault, it minimizes arcing risks, reduces potential damage to downstream equipment, and supports safer maintenance procedures. For facilities upgrading or standardizing panels, this breaker provides a reliable, compatible solution within the Square D ecosystem.

Practical tips for use

• Pair this 2-pole unit with panels and enclosures designed for Square D components to ensure optimal fit and performance.
• When replacing an older two-pole breaker, match the current and voltage ratings to maintain system protection levels and trip characteristics.
• Document the part number (HDA261504AABCSK) in your maintenance logs to streamline future replacements and audits.