Square D | FHP360501021 | Circuit Breaker | 50A | 3-Pole | 600V

Meet the Square D FHP360501021 circuit breaker—a precise, three-pole, 50-amp device built for demanding industrial power distribution. Designed to protect 600V three-phase circuits, this breaker delivers dependable overcurrent protection for maintenance, retrofit, and replacement projects where exact compatibility matters.

Key specifications

• Amperage: 50A
• Poles: 3-Pole (three-phase)
• Voltage rating: 600V

Why this matters for your system

• Three-pole design provides balanced protection for three-phase equipment like motors and drives, helping prevent uneven load conditions and equipment damage.
• 600V rating aligns with common industrial power distribution requirements, offering reliable protection in OEM and retrofit applications.
• Part number FHP360501021 is the best reference for compatibility—always confirm fit and ratings before ordering to ensure a seamless replacement.

Ideal use cases

• Replacement in existing Square D panels where this exact part is specified, ensuring consistent performance and compatibility.
• Maintenance and retrofit projects to upgrade or restore protective devices without overhauling panels.
• New installations requiring a three-phase, 50A, 600V breaker for reliable circuit protection.

Practical guidance for installation and care

• Power down the system and follow local electrical codes and the manufacturer’s instructions during replacement.
• Verify compatibility by comparing your panel documentation with the FHP360501021 part number.
• Keep the breaker in its protective packaging until installation to preserve contact quality and trip reliability.

Who benefits most from this breaker

• Facility managers and maintenance teams overseeing industrial or commercial power distributions with three-phase equipment.
• Electrical contractors performing retrofit work that requires exact Square D components for reliable protection.
• Operations in manufacturing, HVAC, water treatment, and similar environments that depend on robust, predictable circuit protection for motors and drives.