Square D HDA261001AABCSJYP 261001A 2-Pole 600 V Circuit Breaker

Square D HDA261001AABCSJYP is a robust 2-pole, 600 V circuit breaker designed to protect electrical circuits in demanding commercial and industrial environments. With the part number HDA261001AABCSJYP and a current rating listed as 261001 A, this unit delivers reliable overload and short-circuit protection for two-hot-line configurations, helping keep equipment safe and downtime to a minimum.

Key specifications

• Part number: HDA261001AABCSJYP
• Pole configuration: 2 poles
• Voltage rating: 600 V
• Current rating: 261001 A

Why this breaker stands out

Built for compatibility with Square D panels that accept HDA-series breakers, this unit provides a dependable, straightforward replacement option when upgrading or restoring protection for two-pole circuits. The two-pole design ensures both conductors are protected simultaneously, simplifying electrical protection strategies and enhancing safety for shared loads such as motors, compressors, and other high-demand equipment.

Ideal uses and scenarios

• Replacing a failed or aging breaker in two-pole circuits within commercial or light industrial panels
• Upgrading panel protection for HVAC, motor control centers, or utility-distributed loads that require simultaneous disconnect on both hot lines
• Maintaining consistent protection criteria in systems that rely on a 600 V distribution environment
• Organizing inventory with a clearly identified, OEM-compatible part number for faster maintenance and service calls

Installation and practical tips

• Ensure the panel is compatible with HDA-series breakers before installation
• Shut off the main power and verify absence of voltage at the terminals prior to replacement
• Follow standard lockout/tagout practices and consult your electrical schematic to confirm correct placement
• Keep the exact part number handy for future maintenance and ordering needs to maintain consistent protection across the panel