Square D FH36020G Circuit Breaker, 20A, 3-Pole, 600V

The Square D FH36020G Circuit Breaker is built for rugged industrial environments where reliable protection keeps production moving. With a 20 A rating, a 3-pole configuration for true three‑phase protection, and a 600 V maximum, this breaker is ready to safeguard power distribution in demanding service, maintenance, and replacement projects.

Why the FH36020G stands out

• Three-pole, three‑phase protection: Designed to interrupt all three phases together, reducing the risk of partial faults and unbalanced loads in industrial panels.
• 20 A current rating: Precisely tuned to protect circuits without unnecessary nuisance tripping, helping to extend equipment life and minimize downtime.
• 600 V maximum voltage: Suited for a wide range of industrial power systems, ensuring compatibility with common distribution architectures.
• Brand reliability: A Square D product, backed by decades of experience in electrical safety and distribution solutions.
• Identification at a glance: Part Number FH36020G makes ordering, stocking, and replacement straightforward, reducing maintenance delays.

Ideal use cases

• Industrial control panels in manufacturing lines that rely on three‑phase power.
• Power distribution boards and motor control centers requiring dependable 20 A protection for each phase.
• Service entrances or equipment enclosures undergoing routine maintenance or upgrades.

Compatibility and installation guidance

Before purchasing, verify fit by the part number FH36020G and confirm that your application matches a 3-pole, 20 A, 600 V specification. This helps ensure seamless replacement and compatibility with existing panels and bus configurations. If you’re unsure about compatibility, reach out with your equipment details and we’ll help confirm whether FH36020G is the right match for your system.

Practical considerations to get it right

• Match the breaker’s amperage and pole count to your circuit design to avoid under- or over-protection.
• Check panel labeling and documentation to confirm the 600 V rating aligns with your distribution network.
• Ensure proper installation procedures and torque specifications are followed to maintain reliable operation.
• Keep the exact part number FH36020G handy for future maintenance or quick replacements in your spare parts inventory.