{"product_id":"heg421020-circuit-breaker","title":"HEG421020 | Circuit Breaker | 20A | 2-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eThe HEG421020 Industrial Circuit Breaker delivers reliable protection for 480V systems in a compact 2-pole design. Built for maintenance, retrofit, and replacement projects, it ensures your electrical protection aligns with existing panels and wiring, minimizing downtime and compatibility risk.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy choose HEG421020 for your project\u003c\/h2\u003e\n\u003cp\u003eWhen upgrading or replacing a circuit breaker in industrial equipment, matching the exact part number helps guarantee fit, trip characteristics, and electrical clearance. HEG421020 is the definitive reference for compatibility with systems designed for 480V and 2-pole protection. This specificity reduces the risk of mismatches that can cause nuisance trips or inadequate protection.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMaintenance of 480V panels in manufacturing, processing lines, or industrial machinery where a 20A, 2-pole breaker is required.\u003c\/li\u003e \u003cli\u003eRetrofit projects where the existing panel demands a 2-pole breaker with a 480V rating and 20A trip capacity.\u003c\/li\u003e \u003cli\u003eReplacement scenarios where the original part number is HEG421020 to preserve electrical architecture.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical installation and compatibility tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eBefore ordering, confirm fit and ratings: the product notes emphasize verifying compatibility with your panel and the system voltage.\u003c\/li\u003e \u003cli\u003eUse the HEG421020 as the best reference part number to match against your equipment’s documentation and replacement history.\u003c\/li\u003e \u003cli\u003eCheck that your panel supports 480V operation and a 2-pole configuration to ensure correct installation.\u003c\/li\u003e \u003cli\u003eInspect mounting, terminal sizes, and trip curve compatibility with your panel lineup to avoid clearance or wiring issues.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eDistinctive value for professionals\u003c\/h2\u003e\n\u003cp\u003eRather than a generic substitute, this circuit breaker aligns with existing electrical architectures, helping technicians complete replacements with confidence, reduce downtime, and maintain consistent protection across your facility’s 480V network.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426439778466,"sku":"HEG421020","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/heg421020-circuit-breaker-20a-2-pole-480v-593.webp?v=1789577758","url":"https:\/\/www.ampstate.com\/products\/heg421020-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}