Square D | FHL36020G | Circuit Breaker | 20A | 3-Pole | 600V

Square D FHL36020G is a rugged 20A, 3-Pole circuit breaker designed for 600V applications, built to stand up to the demands of modern electrical panels.

Designed for three-phase systems, this 3-Pole breaker ensures simultaneous disconnection of all live conductors, helping protect motors, drives, and other heavy equipment from overloads and short circuits. The 600V rating makes it suitable for industrial and commercial installations where higher voltage distribution is required, while the 20A rating provides precise overload protection for balanced loads in multi-phase circuits.

Key specifications

• Amperage: 20A
• Poles: 3-Pole
• Voltage rating: 600V
• Part number: FHL36020G

Why this unit stands out: as part of Square D’s trusted family of protective devices, the FHL36020G is engineered for reliable performance in panels and enclosures that demand exact specifications. Its 3-Pole design is ideal for true 3-phase protection, reducing the risk of uneven load distribution and ensuring consistent trip behavior across all phases.

Ideal use cases

• Maintenance and retrofit projects where matching 20A, 3-Pole, 600V specs are required
• Replacement in 3-phase industrial panels, motor control centers, and distribution boards
• New installations in industrial environments with 600V three-phase systems

Compatibility and ordering tips

• Confirm fit and ratings before ordering to ensure seamless replacement or upgrade
• The part number FHL36020G is the best reference for compatibility with your panel and wiring configuration