{"product_id":"solar-hybrid-inverter-goodwe-esa-20kw-3-phase-4-mppt-w-wifi-3-x-cts-gw20k-eta-g20","title":"Solar Hybrid Inverter Goodwe ESA 20kW 3 Phase 4 MPPT w\/WIFI \u0026 3 x CTs (GW20K-ETA-G20)","description":"\u003cp\u003eThe Goodwe GW20K-ETA-G20 is a 20 kW three-phase DC-coupled hybrid inverter from Goodwe's ETA G20 family, built for residential and light commercial sites that need solar plus high-voltage battery storage. Four MPP trackers and up to 200% DC oversizing give designers flexibility on larger arrays, while a built-in 80 A whole-home backup port with sub-4 ms transfer keeps critical loads online during outages. Backed by AFCI 3.0 arc-fault detection and IP66 outdoor protection, it is rated for -35 to +60 degrees Celsius operation across the Australian climate range.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e20 kW \/ 20 kVA rated three-phase hybrid inverter (DC-coupled HV battery)\u003c\/li\u003e\n\u003cli\u003eFour MPP trackers with up to 200% PV oversizing\u003c\/li\u003e\n\u003cli\u003eMax efficiency 98.2%, European efficiency 97.4%, battery-to-AC 98.0%\u003c\/li\u003e\n\u003cli\u003e80 A whole-home backup port with sub-4 ms transfer\u003c\/li\u003e\n\u003cli\u003eAI-driven AFCI 3.0 arc-fault detection\u003c\/li\u003e\n\u003cli\u003eIP66, operating range -35 to +60 degrees Celsius\u003c\/li\u003e\n\u003cli\u003eSupports on\/off-grid parallel operation\u003c\/li\u003e\n\u003cli\u003eCompatible with the Goodwe Lynx Home U HV battery stack, scalable to 108 kWh per inverter\u003c\/li\u003e\n\u003cli\u003eCompliant with AS\/NZS 4777.2:2020\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGW20K-ETA-G20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 kW \/ 20 kVA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMPPTs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 (1\/1\/2\/2 strings)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMPPT range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 to 950 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax efficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e98.2%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackup transfer time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLess than 4 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP66\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e38 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Manual:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.goodwe.com.au\/Ftp\/EN\/Downloads\/ZUO\/GW_ESA-5-30kW_User-Manual-AU-C.pdf\" target=\"_blank\"\u003eDownload from Goodwe Australia (PDF)\u003c\/a\u003e\u003c\/p\u003e\n","brand":"Goodwe","offers":[{"title":"Default Title","offer_id":42535122763851,"sku":"12171","price":2359.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0022\/7698\/2859\/files\/hero-2.png?v=1780222709","url":"https:\/\/solaroutlet.com.au\/products\/solar-hybrid-inverter-goodwe-esa-20kw-3-phase-4-mppt-w-wifi-3-x-cts-gw20k-eta-g20","provider":"Solar Outlet","version":"1.0","type":"link"}