Square D | HLL36025AA | Circuit Breaker | 3-Pole

Introducing Square D HLL36025AA, a 3-Pole circuit breaker crafted for reliable performance in three-phase systems. This unit is intended for maintenance, retrofit, and replacement projects where exact specifications matter, and it pairs best with Square D panels when you confirm fit and ratings using the part number as your reference.

Why this 3-Pole breaker stands out

• Three-pole design for three-phase protection: Delivers coordinated protection across all three phases, helping preserve equipment and maintain system stability in compatible installations.
• Exact compatibility reference: The part number HLL36025AA is the strongest guide for matching this breaker to your Square D enclosure and required ratings.
• Maintenance, retrofit, and replacement ready: An efficient solution when upgrading or renewing aging or failed protection in existing electrical infrastructure.

What to verify before you order

• Confirm the breaker’s fit and ratings against your panel model. The HLL36025AA part number is your best reference for compatibility.
• Ensure your system is a compatible three-phase setup that can utilize a 3-Pole breaker within your Square D configuration.
• Consult your electrical schematic or a qualified electrician if you’re unsure about panel compatibility or required ratings.

Ideal applications and use cases

• Upgrading protection in legacy Square D panels during routine maintenance or major retrofit projects.
• Replacing a failed or retired 3-Pole breaker to restore reliable three-phase circuit protection.
• Projects where exact replacement parts are essential to maintain panel labeling, warranty, and electrical code compliance.

Why choose the HLL36025AA in your electrical toolkit

Choosing the exact part number for your circuit protection matters. This 3-Pole Square D breaker delivers straightforward compatibility with compatible panels, reduces guesswork during installations, and supports dependable fault isolation across all phases. When in doubt, rely on the part number as your primary compatibility reference to keep systems safe, compliant, and running smoothly.