{"product_id":"marstek-venus-a-stackable-single-battery-2-12kwh","title":"MARSTEK Venus A Stackable Single Battery 2.12kWh","description":"\u003cp data-end=\"562\" data-start=\"153\"\u003e\u003cstrong\u003eAVAILABLE FROM US FROM DECEMBER 2025\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp data-end=\"562\" data-start=\"153\"\u003e The \u003cstrong data-end=\"175\" data-start=\"156\"\u003eMarstek VENUS A\u003c\/strong\u003e is a so-called “all-in-one” AC-coupled energy storage system (balcony\/home battery) with integrated inverter and battery. \u003cbr data-end=\"346\" data-start=\"343\"\u003eIt is designed to store solar energy from a PV system, support critical consumption during power outages, and optimize energy use with smart control. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan data-testid=\"webpage-citation-pill\" class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e \u003c\/p\u003e\n\n\u003cp data-end=\"690\" data-start=\"613\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003cdiv class=\"_tableContainer_1rjym_1\"\u003e\n\n\u003cdiv class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-end=\"2524\" data-start=\"692\"\u003e\n\n\u003cthead data-end=\"721\" data-start=\"692\"\u003e\n\n\u003ctr data-end=\"721\" data-start=\"692\"\u003e\n\n\u003cth data-col-size=\"sm\" data-end=\"702\" data-start=\"692\"\u003eFeature\u003c\/th\u003e\n\n\u003cth data-col-size=\"lg\" data-end=\"721\" data-start=\"702\"\u003e Value \/ explanation \u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/thead\u003e\n\n\u003ctbody data-end=\"2524\" data-start=\"732\"\u003e\n\n\u003ctr data-end=\"833\" data-start=\"732\"\u003e\n\n\u003ctd data-col-size=\"sm\" data-end=\"746\" data-start=\"732\"\u003e\u003cstrong data-end=\"745\" data-start=\"734\"\u003eDesign\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd data-col-size=\"lg\" data-end=\"833\" data-start=\"746\"\u003e All-in-one (battery + inverter integrated) \u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan data-testid=\"webpage-citation-pill\" class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e \n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-end=\"990\" data-start=\"834\"\u003e\n\n\u003ctd data-col-size=\"sm\" data-end=\"854\" data-start=\"834\"\u003e\u003cstrong data-end=\"853\" data-start=\"836\"\u003eMPPT inputs\u003c\/strong\u003e\u003c\/td\u003e\n\n \u003ctd data-col-size=\"lg\" data-end=\"990\" data-start=\"854\"\u003e4 independent MPPT channels (so you can connect multiple solar panels or strings) \u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan data-testid=\"webpage-citation-pill\" class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e \n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-end=\"1091\" data-start=\"991\"\u003e\n\n\u003ctd data-col-size=\"sm\" data-end=\"1016\" data-start=\"991\"\u003e \u003cstrong data-end=\"1015\" data-start=\"993\"\u003eMaximum PV input\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd data-end=\"1091\" data-start=\"1016\" data-col-size=\"lg\"\u003e Up to ~ 2.4 kW solar panel power \u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan data-testid=\"webpage-citation-pill\" class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e \n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-end=\"1206\" data-start=\"1092\"\u003e\n\n\u003ctd data-col-size=\"sm\" data-end=\"1131\" data-start=\"1092\"\u003e \u003cstrong data-end=\"1130\" data-start=\"1094\"\u003eBasic battery capacity (starting)\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd data-col-size=\"lg\" data-end=\"1206\" data-start=\"1131\"\u003e 2.12 kWh (usable capacity) \u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan data-testid=\"webpage-citation-pill\" class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e \n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-end=\"1372\" data-start=\"1207\"\u003e\n\n\u003ctd data-col-size=\"sm\" data-end=\"1241\" data-start=\"1207\"\u003e \u003cstrong data-end=\"1240\" data-start=\"1209\"\u003eExpandability \/ modular\u003c\/strong\u003e\n\u003c\/td\u003e\n\n \u003ctd data-col-size=\"lg\" data-end=\"1372\" data-start=\"1241\"\u003eCan be expanded up to a maximum of 12.72 kWh by connecting multiple modules (or units) \u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan data-testid=\"webpage-citation-pill\" class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e \n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-end=\"1530\" data-start=\"1373\"\u003e\n\n\u003ctd data-col-size=\"sm\" data-end=\"1416\" data-start=\"1373\"\u003e \u003cstrong data-end=\"1415\" data-start=\"1375\"\u003eAC power (on-grid \/ auxiliary power)\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd data-col-size=\"lg\" data-end=\"1530\" data-start=\"1416\"\u003e 1.2 kW continuous, with peak power up to ~ 1.44 kW (for shorter load) \u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan data-testid=\"webpage-citation-pill\" class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e \n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-end=\"1724\" data-start=\"1531\"\u003e\n\n\u003ctd data-col-size=\"sm\" data-end=\"1575\" data-start=\"1531\"\u003e \u003cstrong data-end=\"1574\" data-start=\"1533\"\u003eSwitching delay (EPS \/ backup)\u003c\/strong\u003e\n\u003c\/td\u003e\n\n \u003ctd data-col-size=\"lg\" data-end=\"1724\" data-start=\"1575\"\u003e\u0026lt; 15 ms switchover in case of mains failure (so that important equipment can continue to operate briefly) \u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan data-testid=\"webpage-citation-pill\" class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e \n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-end=\"1899\" data-start=\"1725\"\u003e\n\n\u003ctd data-col-size=\"sm\" data-end=\"1764\" data-start=\"1725\"\u003e \u003cstrong data-end=\"1763\" data-start=\"1727\"\u003eBattery cell type \/ lifespan\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd data-end=\"1899\" data-start=\"1764\" data-col-size=\"lg\"\u003e LFP (lithium iron phosphate) cells, \u0026gt; 6000 charge\/discharge cycles, designed for 15 years of use \u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan data-testid=\"webpage-citation-pill\" class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e \n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-end=\"2017\" data-start=\"1900\"\u003e\n\n\u003ctd data-col-size=\"sm\" data-end=\"1929\" data-start=\"1900\"\u003e \u003cstrong data-end=\"1928\" data-start=\"1902\"\u003eProtection \/ environment\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd data-col-size=\"lg\" data-end=\"2017\" data-start=\"1929\"\u003e IP65 housing (dust and splash resistant) \u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-end=\"2192\" data-start=\"2018\"\u003e\n\n\u003ctd data-col-size=\"sm\" data-end=\"2042\" data-start=\"2018\"\u003e \u003cstrong data-end=\"2041\" data-start=\"2020\"\u003eTemperature range\u003c\/strong\u003e\n\u003c\/td\u003e\n\n \u003ctd data-col-size=\"lg\" data-end=\"2192\" data-start=\"2042\"\u003eOperation possible in temperature range from ~ –20 °C to +55 °C (or similar according to specifications) \u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan data-testid=\"webpage-citation-pill\" class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e \n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-end=\"2369\" data-start=\"2193\"\u003e\n\n\u003ctd data-col-size=\"sm\" data-end=\"2225\" data-start=\"2193\"\u003e \u003cstrong data-end=\"2224\" data-start=\"2195\"\u003eCommunication \u0026amp; integration\u003c\/strong\u003e\n\u003c\/td\u003e\n\n\u003ctd data-col-size=\"lg\" data-end=\"2369\" data-start=\"2225\"\u003e Support for WiFi, Ethernet, Bluetooth, possible anti-feed-in function, smart meter connection \u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan data-testid=\"webpage-citation-pill\" class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e \n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-end=\"2524\" data-start=\"2370\"\u003e\n\n\u003ctd data-col-size=\"sm\" data-end=\"2405\" data-start=\"2370\"\u003e \u003cstrong data-end=\"2404\" data-start=\"2372\"\u003ePrice indication at launch\u003c\/strong\u003e\n\u003c\/td\u003e\n\n \u003ctd data-col-size=\"lg\" data-end=\"2524\" data-start=\"2405\"\u003eApproximately €499 for the base unit (2.12 kWh) in Germany at launch \u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan data-testid=\"webpage-citation-pill\" class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e \n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003ch2 data-end=\"2570\" data-start=\"2531\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\n\u003cul data-end=\"3543\" data-start=\"2572\"\u003e\n\n\u003cli data-end=\"2727\" data-start=\"2572\"\u003e\n\n\u003cp data-end=\"2727\" data-start=\"2574\"\u003e \u003cstrong data-end=\"2601\" data-start=\"2574\"\u003eIncrease self-consumption\u003c\/strong\u003e\u003cbr data-end=\"2604\" data-start=\"2601\"\u003e The VENUS A can store excess solar energy so you can use it later instead of feeding it back into the grid. \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-end=\"2889\" data-start=\"2729\"\u003e\n\n\u003cp data-end=\"2889\" data-start=\"2731\"\u003e \u003cstrong data-end=\"2755\" data-start=\"2731\"\u003eBackup \/ emergency power\u003c\/strong\u003e\u003cbr data-end=\"2758\" data-start=\"2755\"\u003e In the event of a power failure, the unit can continue to supply essential loads (within the power limits) thanks to the \u0026lt; 15 ms changeover. \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-end=\"3037\" data-start=\"2891\"\u003e\n\n\u003cp data-end=\"3037\" data-start=\"2893\"\u003e \u003cstrong data-end=\"2913\" data-start=\"2893\"\u003eExtensibility\u003c\/strong\u003e\u003cbr data-end=\"2916\" data-start=\"2913\"\u003e Thanks to its modular nature, you can start with a smaller capacity and expand later as your needs grow. \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-end=\"3323\" data-start=\"3039\"\u003e\n\n\u003cp data-end=\"3323\" data-start=\"3041\"\u003e \u003cstrong data-end=\"3061\" data-start=\"3041\"\u003eSmart control\u003c\/strong\u003e \u003cbr data-end=\"3064\" data-start=\"3061\"\u003eAs with many modern storage solutions, the VENUS A is expected to use smart algorithms (AI) to optimize charge\/discharge timing based on consumption, solar yield and electricity prices. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003cspan data-testid=\"webpage-citation-pill\" class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\"\u003e\u003c\/span\u003e\u003c\/span\u003e \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-end=\"3543\" data-start=\"3325\"\u003e\n\n\u003cp data-end=\"3543\" data-start=\"3327\"\u003e \u003cstrong data-end=\"3376\" data-start=\"3327\"\u003eCompatibility with existing PV installations\u003c\/strong\u003e\u003cbr data-end=\"3379\" data-start=\"3376\"\u003e Because it is an inverter + battery in one system, it can be easier to fit into balcony or smaller PV projects where space or modularity is desired.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Marstek Energy","offers":[{"title":"Default Title","offer_id":55723587535196,"sku":"MARSTEK Venus A Stackable Single Battery 2.12kWh","price":425.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/9077\/0780\/files\/Screenshot2025-10-14124105.png?v=1760439251","url":"https:\/\/www.beesmartwholesale.com\/en\/products\/marstek-venus-a-stackable-single-battery-2-12kwh","provider":"BeeSmart Wholesale","version":"1.0","type":"link"}