Square D | HLF36025 | Circuit Breaker | 3-Pole

The Square D HLF36025 is a 3-Pole circuit breaker designed for three-phase electrical systems, making it a dependable choice for maintenance, retrofit, and replacement projects where exact specifications matter. This unit is identified by the part number HLF36025, serving as the most reliable reference for compatibility within Square D installations.

Key fit and compatibility

• Poles: 3-Pole — suitable for three-phase circuits that require simultaneous switching across three conductors.
• Part number reference: HLF36025 — use this exact code to verify compatibility with your panel and replacement requirements.
• Important: Confirm fit and ratings before ordering to ensure it matches your panel specifications and service needs.

Why this 3-Pole breaker matters

• Precise compatibility with Square D panels that accept the HLF36025, simplifying maintenance and retrofit projects.
• Reliable replacement option when an existing 3-pole unit needs upgrading or service restoration within compatible systems.
• Intended for professional upgrades—designed to align with the exact reference for accurate stocking and ordering in maintenance workflows.

Practical use cases

• Maintenance and service tasks in commercial or industrial panels that operate on three-phase power.
• Retrofit projects where older equipment is upgraded to a compatible 3-pole protection solution.
• Replacement scenarios in existing Square D installations that require the precise HLF36025 part reference for proper fit.

Getting it right the first time

Since this breaker is defined by a specific part number, the best-practice approach is to verify compatibility with your panel’s labeling and any applicable documentation before purchasing. Using HLF36025 as the primary reference helps ensure you’re choosing a direct, compatible replacement rather than a close match that may not fit your three-phase configuration.