Square D HDA260204AABCSJ 260204A 2-Pole 600 V Circuit Breaker

Engineered for dependable overcurrent protection in industrial and commercial electrical systems, the Square D HDA260204AABCSJ 2-Pole 600 V Circuit Breaker delivers reliable interruption of faults with a compact, field-replaceable design. This unit—Part Number HDA260204AABCSJ, model 260204A—supports two hot conductors on circuits up to 600 volts, making it a solid choice for panels that require robust two-pole protection.

Key specifications

• Brand: Square D (Schneider Electric)
• Part number: HDA260204AABCSJ
• Model: 260204A
• Poles: 2
• Voltage rating: 600 V

Core benefits and use cases

• Provides reliable overcurrent protection for two-pole circuits in commercial and industrial environments, safeguarding wiring and connected equipment from faults up to 600 volts.
• Designed for compatibility with Square D panels and enclosures that accept HDA-series breakers, enabling straightforward upgrades and replacements.
• Compact, robust construction suited for demanding electrical distribution setups where space and reliability matter.
• Part of the square D family lineage, offering consistent performance and predictable tripping behavior essential for preventative maintenance planning.

Ideal for whom and where

• Electrical contractors loading or upgrading panel boards in commercial facilities and light industrial sites.
• Facilities managers looking to standardize on a trusted brand with a familiar form factor for quick replacements.
• Panel manufacturers and integrators seeking a dependable 2-pole, 600 V protection device compatible with 2-wire or 3-wire feeder configurations.

Why this model stands out

• Specific model clarity: HDA260204AABCSJ corresponds to the 260204A lineup, ensuring you’re selecting the exact two-pole, 600 V protection you need.
• Seasoned Square D reliability translates to consistent performance in distributions that demand steady protection against overcurrent and short-circuit events.
• Clear compatibility with Square D panels reduces guesswork during procurement, installation, and future maintenance.

Practical tips for installation and care

• Verify panel compatibility to ensure the HDA series breaker will drop into the existing enclosure without modification.
• Keep the part on hand as a ready replacement for routine maintenance or in response to fault events to minimize downtime.
• Follow standard safety practices: de-energize and lockout/tagout procedures before any replacement, and apply the manufacturer’s torque specifications to terminals when tightening connections.