Square D HDA260304AABCSJYP 260304A 2-Pole 600 V Circuit Breaker

Square D HDA260304AABCSJYP is a two-pole, 600 V circuit breaker engineered for rugged electrical distribution in industrial and commercial environments. Identified by model 260304A and the full part number HDA260304AABCSJYP, this device delivers dependable overcurrent protection for 2-pole circuits in 600 V systems.

Key specifications

• Configuration: 2-pole — interrupts both hot legs for a safe, simultaneous shutdown on fault.
• Voltage rating: 600 V maximum working voltage.
• Series/compatibility: Part of Square D’s HDA family; designed for use in standard panels and distribution setups that require 2-pole, 600 V protection.
• Protection mechanism: Thermal-magnetic protection to guard against overcurrents and short circuits, helping safeguard wiring and connected equipment.
• Reliability: Built to perform in demanding environments with consistent protection across duty cycles.

Ideal use cases

• Industrial machinery circuits and motor feeders in manufacturing facilities that run on 600 V systems.
• Commercial building electrical distribution panels needing robust 2-pole protection for feeders and mains.
• Replacement part for existing Square D installations, offering exact fit and identical protection characteristics.

Why this model stands out

This specific part—model 260304A with the HDA260304AABCSJYP designation—delivers a precise, dependable fit within Square D’s compatible ecosystem. It’s not a generic breaker; it’s intentionally selected to match the protection profile, mounting footprint, and electrical characteristics of your 2-pole 600 V circuits, ensuring consistent trip behavior and straightforward maintenance.

Installation and practical tips

• Before replacement, verify panel compatibility for 2-pole 600 V breakers and confirm the form factor aligns with your enclosure.
• Adhere to standard electrical safety practices and follow manufacturer guidelines for mounting and termination torque.
• Keep the exact part number handy (HDA260304AABCSJYP) to ensure you source the correct replacement and maintain system protection continuity.