{"product_id":"square-d-fhl360201021-circuit-breaker","title":"Square D | FHL360201021 | Circuit Breaker | 20A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D FHL360201021 circuit breaker — a precise, job-ready protection device designed for 3‑phase electrical panels that demand dependable performance and easy replacement. This 20A, 3‑pole breaker is built to withstand everyday industrial and commercial use while delivering reliable interruption when faults occur.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3‑Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e FHL360201021\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this 3‑pole, 600V design matters\u003c\/h3\u003e\n\u003cp\u003eFor three‑phase systems, a 3‑pole breaker like the Square D FHL360201021 provides coordinated protection across all live conductors. The 600V rating ensures compatibility with higher‑voltage panels and equipment, helping to safeguard motors, drives, and other 3‑phase loads from overloads and short circuits. With a dedicated 20A rating, it’s sized for circuits that require measured protection without unnecessary nuisance tripping.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service upgrades where exact spec matching is required\u003c\/li\u003e \u003cli\u003eRetrofit projects upgrading older panels to current protection standards\u003c\/li\u003e \u003cli\u003eReplacement in racks and enclosures that specify the FHL360201021 part number\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFit, compatibility, and how to verify\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings to ensure seamless replacement. The \u003cstrong\u003epart number FHL360201021\u003c\/strong\u003e is the most reliable reference for compatibility with Square D panels and three‑phase circuits. If your equipment or panel directory lists a \u003cstrong\u003e20 A, 3‑Pole, 600 V\u003c\/strong\u003e device, this breaker is designed to drop into service with minimal modification.\u003c\/p\u003e \u003ch3\u003eWhat sets this apart\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eDirect, drop‑in replacement value for Square D panels built around the FHL family\u003c\/li\u003e \u003cli\u003ePrecisely matched specifications (20A, 3‑Pole, 600V) to reduce downtime and installation guesswork\u003c\/li\u003e \u003cli\u003eClear, traceable part reference — leverage the exact part number for order accuracy and long‑term maintenance records\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for installation and care\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePower off the main disconnect and lockout\/tagout before servicing\u003c\/li\u003e \u003cli\u003eCross‑check the panel’s catalog or enclosure label to confirm that the FHL360201021 is the correct match\u003c\/li\u003e \u003cli\u003eStore spares in their original packaging and note the part number for future replacements\u003c\/li\u003e \u003cli\u003eConsider documenting the replacement in your maintenance logs for quick future reference\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426377060514,"sku":"FHL360201021","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/square-d-fhl360201021-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}