Square D | HLP36150 | Circuit Breaker | 150A | 3-Pole | 600V

When you need reliable protection for a three‑phase installation, the Square D HLP36150 circuit breaker delivers precise, purpose‑built performance. Designed for maintenance, retrofit, and replacement applications, this 150A, 3‑pole device is rated for up to 600V, making it a smart, long‑term fit for industrial and commercial electrical systems.

The HLP36150 isn’t just a generic breaker—it’s a genuine Square D part that ensures compatibility and consistent operation in panels that expect this exact specification. The part number is the best reference for confirming fit and ratings before ordering, helping you avoid compatibility surprises during installation.

• Amperage: 150A
• Poles: 3‑Pole
• Voltage: 600V
• Part number: HLP36150
• Brand/Line: Square D

Who benefits most: electricians, facilities managers, and service professionals working on panel upgrades, retrofits, or replacements in environments that run 3‑phase power. This breaker is ideal when you need to maintain system protection without compromising the existing electrical architecture.

Key use cases include:

• Maintenance programs that require exact, in‑spec replacements to minimize downtime
• Retrofits that convert older installations to 3‑pole, 600V protection
• Replacement scenarios where a precise 150A, 3‑pole, 600V specification is needed to preserve panel performance

Why this matters: choosing the correct part number and spec level ensures proper trip behavior, electrical clearance, and safe interruption of fault currents in your system. With the HLP36150, you get a genuine Square D solution that aligns with your panel’s design and electrical ratings, reducing installation risk and helping you maintain reliable protection for critical equipment.

Practical tip: before ordering, use the part number HLP36150 as the primary reference to verify compatibility with your panel and system requirements. If your installation calls for 150A, 3‑pole protection at up to 600V, this breaker offers a direct, dependable match that supports efficient maintenance and quick replacements.