Square D HDA260504AABCSJYP 260504A 2-Pole 600 V Circuit Breaker

Meet the Square D HDA260504AABCSJYP — a purpose-built two-pole circuit breaker engineered for demanding electrical environments. With the Part Number HDA260504AABCSJYP, this Square D device delivers reliable overcurrent protection for circuits operating up to 600 V, making it a staple for commercial and industrial panels where safety and consistency matter.

Two-pole design for comprehensive protection

Built to disconnect both conductors simultaneously, this 2-pole breaker ensures safer isolation during faults and maintenance. Its robust construction is tailored to withstand the rigors of busy electrical rooms and panel boards, keeping downtime to a minimum and protecting valuable equipment.

• Current rating: 260504 A
• Poles: 2
• Voltage rating: 600 V
• Part Number: HDA260504AABCSJYP
• Brand: Square D — a trusted name in electrical protection

Who benefits from this Square D circuit breaker?

Ideal for electricians, panel builders, and facility engineers working with mid- to high-voltage distribution in manufacturing plants, commercial buildings, or industrial equipment setups. It’s well-suited for protection of feeders, motors, and other critical loads where reliable two-line disconnection is essential.

Use cases and practical applications

• Protection of 600 V feeders in electrical distribution panels and switchboards
• Safeguarding industrial machinery and control circuits in manufacturing environments
• Integrated into panel configurations where two-pole isolation enhances safety during servicing

Why choose this model over alternatives?

Beyond basic specs, this Square D circuit breaker emphasizes dependable performance in real-world installations. The two-pole configuration provides coordinated disconnection of both lines, reducing arc exposure and improving fault handling in 600 V systems. Its compatibility with Square D panels simplifies sourcing and replacement, helping maintain a streamlined electrical infrastructure.

Installation and care tips

• Confirm panel compatibility and conductor sizing before installation
• Follow your panel manufacturer's mounting and torque guidelines to ensure solid connections
• Coordinate protection levels with upstream devices to prevent nuisance trips while safeguarding downstream equipment

Specifications at a glance

• Part Number: HDA260504AABCSJYP
• Brand: Square D
• Current rating: 260504 A
• Poles: 2
• Voltage rating: 600 V