Square D | HDF36150 | Circuit Breaker | 150A | 3-Pole | 600V

Square D HDF36150 Circuit Breaker — a rugged 150A, 3-pole, 600V protection device designed for reliability in commercial and industrial electrical systems. Built for maintenance, retrofit, and replacement projects, this breaker helps keep your panels safe and your equipment protected in demanding environments.

Key specifications

• Amperage: 150A
• Poles: 3-Pole (three-phase protection)
• Voltage rating: 600V

Why this model matters

The HDF36150 is purpose-built for scenarios where exact specs are non-negotiable. Its 3-pole, 150A configuration is ideal for three-phase circuits feeding motors and other heavy loads, delivering reliable interruption and protection when faults occur. Used in maintenance, retrofit, or replacement projects, this breaker helps ensure continuity and safety in your electrical distribution system.

Compatibility and installation notes

• Best reference for compatibility: the part number HDF36150. Always compare this reference to your panel’s required specifications.
• Fit and ratings first: before ordering, confirm that the panel model, bus configuration, and protection requirements align with a 3-pole, 600V device rated for 150A.

Ideal use cases

• Retrofit projects upgrading legacy protection to a current, compliant standard
• Replacement installs for failed orobsolete 3-pole breakers in commercial or industrial panels
• New installations requiring robust 3-phase protection for motors, conveyors, and other high-load equipment

By aligning the part number with exact fit and ratings, this Square D circuit breaker provides a dependable path to safe, compliant electrical protection. Use the HDF36150 where three-phase reliability and a 600V capacity are essential for your system’s performance and safety.