Square D | HGF36020 | Circuit Breaker | 3-Pole

Meet the Square D HGF36020, a purpose-built 3-pole circuit breaker crafted for reliability in maintenance, retrofit, and replacement projects. This model is specifically designed to fit Square D panels that require a three-pole protection solution, and the part number HGF36020 serves as the most reliable reference for compatibility before you order.

• Three-pole protection for coordinated interruption across three conductors, making it ideal for 3‑phase or multi-pole configurations in compatible panels.
• Rugged Square D build engineered to deliver consistent performance under routine electrical loads and motor-start scenarios common in commercial and light-industrial settings.
• Perfect for retrofit and replacement needs—swap in where aging or worn breakers limit protection, without reconstructing your entire system.
• Clear compatibility reference—the HGF36020 part number is the best reference to confirm fit and ratings before purchasing.
• Easy installation in compatible panels—designed to integrate with panels that support 3-pole protective devices, following standard safety practices and manufacturer instructions.

How this 3-pole breaker adds value in real-world scenarios:

• Protects 3‑phase motors, compressors, and machinery by ensuring all poles trip together on fault, reducing equipment damage and downtime.
• Facilitates smoother maintenance windows and retrofits by providing a straightforward, drop-in replacement that preserves panel configuration.
• Supports future upgrades or expansions in commercial environments where multiple live circuits require synchronized protection.

Who benefits most:

• Facility managers, electrical maintenance teams, and contractors working on Square D installations needing reliable 3-pole protection.
• Electrical engineers and technicians performing panel retrofits or replacements in commercial or light-industrial settings.

Compatibility quick-check:

• Verify the target panel supports 3-pole breakers and that HGF36020 matches the required form factor and rating.
• Cross-reference the panel’s labeling or catalog with the HGF36020 part number to ensure an exact fit.
• Match the amperage rating to your circuit requirements and adhere to all applicable electrical codes during installation.

When you need a trusted, three-pole protection solution from Square D, the HGF36020 stands out for precise compatibility, durable construction, and a straightforward replacement workflow. Add it to your cart with confidence and complete the job with a breaker that aligns exactly with your Square D system.