Square D | HLL36050SA | Circuit Breaker | 3-Pole

Square D HLL36050SA is a 3-Pole circuit breaker designed for maintenance, retrofit, and replacement projects where exact spec matching matters. By using the part number as your primary reference, you’ll achieve a precise fit within your Square D installation and keep your electrical system running smoothly.

Key benefits of this 3-Pole breaker

• Three-pole protection provides coordinated interruption across all three phases, simplifying wiring and enhancing safety in 3-phase applications.
• Exact compatibility rely on the HLL36050SA part number as the strongest signal for panel and rating alignment, ensuring you don’t guess about fit.
• Ideal for revisions tailor-made for maintenance, retrofit, and replacement scenarios—helping you minimize panel downtime and preserve system integrity.
• Genuine Square D quality manufactured to meet the safety and performance standards expected from a trusted electrical system brand.

Important note: Confirm fit and ratings before ordering. The part number is the best reference to verify compatibility with your specific panel or load center.

Who should consider this breaker?

Electrical technicians, facility engineers, and contractors who routinely service Square D installations will find this 3-Pole unit to be a precise, dependable match for compatible panels. It’s especially valuable when you need a direct replacement that maintains listing, warranty considerations, and reliable protection for multi-phase systems.

Use cases and practical tips

• Maintenance swaps: replace aging or failed breakers with the exact 3-Pole model to ensure correct operation and alignment with existing wiring.
• Retrofits: upgrade or refresh panels that require a matching 3-pole configuration without reconfiguring the entire setup.
• Replacement in service panels: choose the HLL36050SA to preserve compatibility and avoid mismatched components.

In summary, the Square D HLL36050SA 3-Pole circuit breaker is a purpose-built solution for precise compatibility, reliable 3-phase protection, and streamlined maintenance, retrofit, or replacement projects. Use the part number as your guide to ensure the right fit for your Square D system.