{"product_id":"battery-goodwe-esa-g21-5-12kwh-battery-module-gw5-1-bat-d-g21","title":"Battery Goodwe ESA G21 5.12kWh Battery Module (GW5.1-BAT-D-G21)","description":"\u003ch1 data-v-e35031f0=\"\" class=\"font-600 md:text-lg\" style=\"border-color: var(--un-default-border-color, #e5e7eb); border-style: solid; border-width: 0px; box-sizing: border-box; margin: 0px; line-height: 1.75rem; caret-color: rgb(28, 33, 40); color: rgb(28, 33, 40);\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eShipping information\u003c\/font\u003e\u003c\/h1\u003e\u003cdiv\u003e\u003cstrong\u003e\u003cfont size=\"4\" face=\"Arial\"\u003e\u003cbr\u003e\u003c\/font\u003e\u003c\/strong\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cstrong\u003e\u003cfont size=\"4\" face=\"Arial\"\u003e\u003cfont color=\"#0039f3\"\u003e(Consult for stock before purchase)\u003c\/font\u003e\u003cbr\u003e\u003c\/font\u003e\u003c\/strong\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cfont size=\"4\" face=\"Arial\"\u003e\u003cbr\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eNSW 2759\u003c\/font\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eVIC 3175\u003c\/font\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eQLD 4132\u003c\/font\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eSA 5059\u003c\/font\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eWA 6155\u003c\/font\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eQLD 4818\u003c\/font\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cfont face=\"Arial\" size=\"4\"\u003e\u003cb\u003eDescription\u003c\/b\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv\u003e\n\u003cp data-start=\"68\" data-end=\"434\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eThe GoodWe ESA G21 GW5.1-BAT-D-G21 is a next-generation 5.12kWh lithium iron phosphate (LFP) battery module designed specifically for GoodWe ESA G21 hybrid inverter systems. Built for modern residential and small commercial solar energy storage applications, this advanced battery module delivers reliable performance, flexible scalability, and long-term durability.\u003c\/font\u003e\u003c\/p\u003e\n\u003cp data-start=\"436\" data-end=\"840\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eIts stackable modular design allows multiple battery units to be combined, enabling homeowners and installers to easily expand storage capacity as energy requirements grow. Engineered with low self-discharge technology and advanced LFP chemistry, the ESA G21 battery module provides excellent safety, long cycle life, and dependable daily energy storage performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/p\u003e\n\u003cp data-start=\"842\" data-end=\"1050\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eThe battery features an IP65-rated enclosure, making it suitable for indoor or sheltered outdoor installations while offering strong protection against dust and moisture. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/p\u003e\n\u003chr data-start=\"1052\" data-end=\"1055\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"1057\" data-end=\"1072\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eKey Features\u003c\/font\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1074\" data-end=\"1493\"\u003e\n\u003cli data-section-id=\"19cpvq0\" data-start=\"1074\" data-end=\"1091\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eBrand: GoodWe\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"p3ohqm\" data-start=\"1092\" data-end=\"1126\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eModel: ESA G21 GW5.1-BAT-D-G21\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"spqcmf\" data-start=\"1127\" data-end=\"1156\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eBattery Capacity: 5.12kWh\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"ws30dc\" data-start=\"1157\" data-end=\"1213\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eBattery Type: Lithium Iron Phosphate (LFP \/ LiFePO4)\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"vdrojj\" data-start=\"1214\" data-end=\"1250\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eStackable modular battery design\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"rwa3pw\" data-start=\"1251\" data-end=\"1302\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eCompatible with GoodWe ESA G21 hybrid inverters\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1vpry6y\" data-start=\"1303\" data-end=\"1339\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eExpandable energy storage system\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"mqweuz\" data-start=\"1340\" data-end=\"1369\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eLow self-discharge design\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1cpqwbx\" data-start=\"1370\" data-end=\"1409\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eLong cycle life and enhanced safety\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"afjg9m\" data-start=\"1410\" data-end=\"1435\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eIP65-rated protection\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"q3kt4q\" data-start=\"1436\" data-end=\"1493\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eSuitable for indoor or sheltered outdoor installation\u003c\/font\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1495\" data-end=\"1498\"\u003e\n\u003ch2 data-section-id=\"1djar1c\" data-start=\"1500\" data-end=\"1531\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003ePerformance \u0026amp; Energy Storage\u003c\/font\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1533\" data-end=\"1821\"\u003e\n\u003cli data-section-id=\"baqc88\" data-start=\"1533\" data-end=\"1577\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eStores excess solar energy for later use\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"15foppu\" data-start=\"1578\" data-end=\"1619\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eHelps maximise solar self-consumption\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"a2s7lj\" data-start=\"1620\" data-end=\"1659\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eReduces grid electricity dependence\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1arcukk\" data-start=\"1660\" data-end=\"1715\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eReliable daily charging and discharging performance\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"11iz5ff\" data-start=\"1716\" data-end=\"1770\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eDesigned for long-term energy storage applications\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1tc3x9g\" data-start=\"1771\" data-end=\"1821\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eStable power delivery for hybrid solar systems\u003c\/font\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1823\" data-end=\"2015\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eThe LFP battery chemistry offers excellent thermal stability, improved safety, and long operational lifespan compared to traditional battery technologies. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/p\u003e\n\u003chr data-start=\"2017\" data-end=\"2020\"\u003e\n\u003ch2 data-section-id=\"kazu0h\" data-start=\"2022\" data-end=\"2052\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eModular \u0026amp; Expandable Design\u003c\/font\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2054\" data-end=\"2292\"\u003e\n\u003cli data-section-id=\"1f7noej\" data-start=\"2054\" data-end=\"2110\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eStackable architecture for flexible system expansion\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"98zwtl\" data-start=\"2111\" data-end=\"2182\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eMultiple battery modules can be combined for larger storage systems\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1bour4o\" data-start=\"2183\" data-end=\"2243\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eEasy future upgrades without replacing the entire system\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"bxb85b\" data-start=\"2244\" data-end=\"2292\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eIdeal for growing residential energy demands\u003c\/font\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2294\" data-end=\"2450\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eThe modular ESA platform allows flexible system sizing depending on household or commercial energy usage requirements. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/p\u003e\n\u003chr data-start=\"2452\" data-end=\"2455\"\u003e\n\u003ch2 data-section-id=\"1cgu054\" data-start=\"2457\" data-end=\"2484\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eTechnical Specifications\u003c\/font\u003e\u003c\/h2\u003e\n\u003ch3 data-section-id=\"6ybnqj\" data-start=\"2486\" data-end=\"2497\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eBattery\u003c\/font\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2499\" data-end=\"2638\"\u003e\n\u003cli data-section-id=\"gk3by2\" data-start=\"2499\" data-end=\"2524\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eRated Energy: 5.12kWh\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"lgjn31\" data-start=\"2525\" data-end=\"2548\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eUsable Energy: 5kWh\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"18oyahb\" data-start=\"2549\" data-end=\"2585\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eBattery Chemistry: LFP (LiFePO4)\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1a8hyce\" data-start=\"2586\" data-end=\"2608\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eCommunication: CAN\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"mqweuz\" data-start=\"2609\" data-end=\"2638\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eLow self-discharge design\u003c\/font\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1auwj4u\" data-start=\"2640\" data-end=\"2657\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eEnvironmental\u003c\/font\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2659\" data-end=\"2833\"\u003e\n\u003cli data-section-id=\"169jbjg\" data-start=\"2659\" data-end=\"2686\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eProtection Rating: IP65\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"c62luz\" data-start=\"2687\" data-end=\"2769\"\u003e\n\u003cfont size=\"4\" face=\"Arial\"\u003eOperating Temperature:\u003c\/font\u003e\u003cul data-start=\"2714\" data-end=\"2769\"\u003e\n\u003cli data-section-id=\"lwk6dd\" data-start=\"2714\" data-end=\"2737\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eCharge: +2°C to +55°C\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"4v8k7d\" data-start=\"2740\" data-end=\"2769\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eDischarge: -20°C to +55°C\u003c\/font\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"12ae1tq\" data-start=\"2770\" data-end=\"2807\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eMaximum Operating Altitude: 4000m\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1qxplfw\" data-start=\"2808\" data-end=\"2833\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eNoise Emission: ≤29dB\u003c\/font\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"tsjdab\" data-start=\"2835\" data-end=\"2858\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eDimensions \u0026amp; Weight\u003c\/font\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2860\" data-end=\"2930\"\u003e\n\u003cli data-section-id=\"at6nik\" data-start=\"2860\" data-end=\"2898\"\u003e\n\u003cfont size=\"4\" face=\"Arial\"\u003eDimensions:\u003c\/font\u003e\u003cul data-start=\"2876\" data-end=\"2898\"\u003e\u003cli data-section-id=\"3nzvzm\" data-start=\"2876\" data-end=\"2898\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003e800 × 326 × 270 mm\u003c\/font\u003e\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1thhe2y\" data-start=\"2899\" data-end=\"2930\"\u003e\n\u003cfont size=\"4\" face=\"Arial\"\u003eWeight:\u003c\/font\u003e\u003cul data-start=\"2911\" data-end=\"2930\"\u003e\u003cli data-section-id=\"1o77fkn\" data-start=\"2911\" data-end=\"2930\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eApprox. 57.5 kg\u003c\/font\u003e\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2932\" data-end=\"2969\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003e\u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/p\u003e\n\u003chr data-start=\"2971\" data-end=\"2974\"\u003e\n\u003ch2 data-section-id=\"14bu82z\" data-start=\"2976\" data-end=\"2992\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eCompatibility\u003c\/font\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2994\" data-end=\"3010\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eCompatible with:\u003c\/font\u003e\u003c\/p\u003e\n\u003cul data-start=\"3012\" data-end=\"3097\"\u003e\n\u003cli data-section-id=\"e9mz68\" data-start=\"3012\" data-end=\"3047\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eGoodWe ESA G21 Hybrid Inverters\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1i7n6sx\" data-start=\"3048\" data-end=\"3097\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eGoodWe ESA Residential Energy Storage Systems\u003c\/font\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3099\" data-end=\"3109\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eIdeal for:\u003c\/font\u003e\u003c\/p\u003e\n\u003cul data-start=\"3111\" data-end=\"3257\"\u003e\n\u003cli data-section-id=\"djhdj6\" data-start=\"3111\" data-end=\"3148\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eResidential solar battery systems\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1q4pc3y\" data-start=\"3149\" data-end=\"3189\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eHybrid solar + battery installations\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"c1fnoz\" data-start=\"3190\" data-end=\"3216\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eBackup power solutions\u003c\/font\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"dd69l\" data-start=\"3217\" data-end=\"3257\"\u003e\u003cfont size=\"4\" face=\"Arial\"\u003eSmart home energy management systems\u003c\/font\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n\u003ch2 data-start=\"99\" data-end=\"191\"\u003e\u003c\/h2\u003e\n\u003cp data-start=\"82\" data-end=\"398\" style=\"font-weight: 400;\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Goodwe","offers":[{"title":"Default Title","offer_id":49953211580645,"sku":null,"price":2000.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/8222\/3589\/files\/57_78dbbda5-6541-4cb2-a51b-4bc7b40e5570.png?v=1783384341","url":"https:\/\/sunesolar.com.au\/products\/battery-goodwe-esa-g21-5-12kwh-battery-module-gw5-1-bat-d-g21","provider":"My Store 2","version":"1.0","type":"link"}