Square D HDA260151AABCSJYP 260151A 2-Pole 600 V Circuit Breaker

Meet the Square D HDA260151AABCSJYP, a dependable two-pole circuit breaker designed for 600-volt electrical systems. Built to protect distribution panels and feeders, this unit delivers reliable overcurrent protection for essential circuits in industrial environments and commercial spaces.

Key specifications at a glance

• Part number: HDA260151AABCSJYP
• Poles: 2
• Voltage rating: 600 V
• Application: protects two-pole circuits in panelboards and feeders within 600 V systems

Why this Square D breaker stands out: it provides precise protection for dual-leg circuits, helping prevent electrical faults from escalating into equipment damage or downtime. The 2-pole, 600 V design is particularly well-suited for distributing power to motors, HVAC equipment, and other heavy-load circuits in space-constrained panel installations. With a trusted Square D build, it’s crafted to pair seamlessly with compatible panels and accessories, simplifying replacement and maintenance.

Ideal use cases

• Feeder protection for industrial machinery and manufacturing lines operating at up to 600 V
• Commercial electrical rooms supplying dual-leg circuits for HVAC systems and large motors
• Panelboard protection in warehouses, data centers, and service entrances where compact, reliable two-pole breakers are needed

Practical installation tips

• Confirm compatibility with your existing Square D panels and bus connections before installation
• Power down the system and follow all applicable safety procedures during replacement or installation
• Label the circuit clearly in the panel to ensure proper protection coordination and future maintenance