{"product_id":"sistema-di-accumulo-ac-plug-in-marstek-venus-e-3-0-5-12-kwh-2-5-kw-lifepo4","title":"Marstek Venus E 3.0 plug-in AC battery storage system 5.12 kWh 2.5 kW LiFePO4","description":"\u003cstyle\u003e.lk{font-size:16px;line-height:1.7;color:#0e1b4d;max-width:920px}.lk h2{font-size:26px;line-height:1.3;margin:6px 0 14px;color:#0e1b4d;font-weight:700}.lk p{font-size:16px;line-height:1.7;margin:0 0 15px}.lk h3{font-size:20px;line-height:1.35;margin:28px 0 12px;color:#0e1b4d;font-weight:700;border-left:5px solid #73aa02;padding-left:12px}.lk .cs{display:flex;flex-wrap:wrap;gap:14px;margin:0 0 20px}.lk .c{flex:1 1 250px;min-width:240px;padding:15px 17px;border:1px solid #d7e0ea;border-top:4px solid #73aa02;border-radius:6px;background:#fff}.lk .c b{display:block;font-size:16px;color:#0e1b4d;margin-bottom:6px}.lk .c span{font-size:15px;line-height:1.6;color:#3b4557}.lk .tw{overflow-x:auto;margin:0 0 18px}.lk table{width:100%;border-collapse:collapse;border:1px solid #d7e0ea}.lk th{text-align:left;padding:11px 14px;font-size:15px;background:#0e1b4d;color:#fff}.lk td{padding:10px 14px;border-bottom:1px solid #d7e0ea;font-size:15px}.lk td:first-child{font-weight:600;color:#0e1b4d;width:46%}.lk tr:nth-child(even) td{background:#f7fafc}.lk a.d{display:flex;align-items:center;gap:14px;padding:13px 16px;border:1px solid #d7e0ea;border-radius:6px;background:#fff;text-decoration:none;color:#0e1b4d;margin:0 0 10px}.lk a.d i{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:6px;background:#73aa02;color:#fff;font-size:13px;font-weight:700;font-style:normal}.lk a.d span{font-size:16px;font-weight:600;line-height:1.4}.lk a.d small{display:block;font-size:14px;font-weight:400;color:#5a6b7a}.lk .bd{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 18px}.lk .b{display:inline-block;padding:7px 13px;border-radius:999px;background:#0e1b4d;color:#fff;font-size:14px;font-weight:600}.lk .b.g{background:#73aa02}\u003c\/style\u003e\u003cdiv class=\"litio-keno lk\"\u003e\u003cdiv class=\"litio-iva-notice\" style=\"margin:0 0 18px;padding:12px 15px;border-left:4px solid #73aa02;border-radius:4px;background:#f4f7fb;color:#0e1b4d;font-size:14px;line-height:1.5;\"\u003e\u003cstrong style=\"font-weight:bold;color:#0e1b4d;\"\u003eVAT note\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eBusinesses and non-Italian private customers: purchase with 22% VAT. The 10% rate is reserved for private customers resident in Italy \u0026mdash; \u003ca href=\"\/en\/pages\/iva-acquisti-aziendali\" style=\"color:#0e1b4d;text-decoration:underline;\"\u003efind out more\u003c\/a\u003e.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eForeign companies entitled to 0% VAT: please write to \u003ca href=\"mailto:info@litio.store\" style=\"color:#0e1b4d;text-decoration:underline;\"\u003einfo@litio.store\u003c\/a\u003e.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv class=\"bd\"\u003e\u003cspan class=\"b g\"\u003eDelivery in 10-20 days\u003c\/span\u003e\u003cspan class=\"b\"\u003eAll-in-one system\u003c\/span\u003e\u003cspan class=\"b\"\u003eMarstek\u003c\/span\u003e\u003c\/div\u003e\u003ch2\u003eMarstek Venus E 3.0 plug-in AC battery storage system 5.12 kWh 2.5 kW LiFePO4\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eMarstek Venus E 3.0\u003c\/strong\u003e is a \u003cstrong\u003e5.12 kWh\u003c\/strong\u003e plug-in AC storage system for homes that already have solar and want to keep the energy they generate without rebuilding the installation. AC coupling needs a single cable: it plugs into the household grid like any appliance and remains \u003cstrong\u003e100% compatible with any existing inverter\u003c\/strong\u003e. The third generation cuts volume by 38.5%, uses a die-cast aluminium housing and adds dual RJ45 ports for RS485 and Ethernet.\u003c\/p\u003e\u003cp\u003eIt suits families and small businesses that want to \u003cstrong\u003eeliminate grid feed-in\u003c\/strong\u003e, take advantage of dynamic tariffs and keep a backup socket of up to 2.5 kVA available during outages. AI mode schedules charging against real-time energy prices, while the LiFePO4 cells deliver over 6,000 cycles at 90% depth of discharge. It works down to -20 °C, is IP65 rated and stays below 30 dB.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cdiv class=\"cs\"\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003e5.12 kWh always on hand\u003c\/b\u003e\u003cspan\u003e100 Ah LiFePO4 battery at 51.2 V with 90% depth of discharge: more than 4.6 kWh usable per cycle, for over 6,000 cycles.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003eInstalled in minutes\u003c\/b\u003e\u003cspan\u003eAC coupling needs one cable with a household plug: no DC-side work and no need to replace the existing inverter.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003eBackup up to 2.5 kVA\u003c\/b\u003e\u003cspan\u003eThe dedicated backup socket powers lights, routers and the fridge during outages, with 3.5 kVA peak for 10 seconds.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv class=\"c\"\u003e\u003cb\u003eStable communication and open API\u003c\/b\u003e\u003cspan\u003eDual RJ45 port with RS485 and Ethernet, plus Wi-Fi and an open API for Home Assistant and ioBroker.\u003c\/span\u003e\u003c\/div\u003e\u003c\/div\u003e\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\u003cdiv class=\"tw\"\u003e\u003ctable\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eFeature\u003c\/th\u003e\u003cth\u003eValue\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eProduct code\u003c\/td\u003e\u003ctd\u003eVENUS-E 3.0\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eRated capacity\u003c\/td\u003e\u003ctd\u003e5.12 kWh (5120 Wh)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eCapacity in ampere-hours\u003c\/td\u003e\u003ctd\u003e100 Ah\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eBattery rated voltage\u003c\/td\u003e\u003ctd\u003e51.2 V\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eCell chemistry\u003c\/td\u003e\u003ctd\u003eLiFePO4\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eCycle life\u003c\/td\u003e\u003ctd\u003e\u0026gt; 6,000 cycles at 25 °C\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eDepth of discharge (DoD)\u003c\/td\u003e\u003ctd\u003e90 %\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eAC input power (charging)\u003c\/td\u003e\u003ctd\u003e2.5 kW\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eAC output power\u003c\/td\u003e\u003ctd\u003e0.8 kW standard \/ 2.5 kW (Premium version)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eGrid voltage and frequency\u003c\/td\u003e\u003ctd\u003e230 V (187-253 V), 50 Hz\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMaximum input current\u003c\/td\u003e\u003ctd\u003e10.9 A\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eGrid connection\u003c\/td\u003e\u003ctd\u003eHousehold plug, Euro 16 A 3-pin\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eBackup power\u003c\/td\u003e\u003ctd\u003e2.5 kVA continuous, 3.5 kVA peak for 10 s\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eMaximum efficiency (battery to AC)\u003c\/td\u003e\u003ctd\u003e\u0026gt; 93.5 %\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003ePower factor\u003c\/td\u003e\u003ctd\u003e\u0026gt; 0.99 (adjustable ±0.8)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eHarmonic distortion (THDi)\u003c\/td\u003e\u003ctd\u003e\u0026lt; 3 %\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eIngress protection\u003c\/td\u003e\u003ctd\u003eIP65\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eProtection class\u003c\/td\u003e\u003ctd\u003eI (overvoltage category DC II \/ AC III)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eCooling\u003c\/td\u003e\u003ctd\u003eNatural convection, fanless\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eNoise level\u003c\/td\u003e\u003ctd\u003e\u0026lt; 30 dB\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eOperating temperature\u003c\/td\u003e\u003ctd\u003e-20 °C to +55 °C\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eCommunication\u003c\/td\u003e\u003ctd\u003eWi-Fi, RS485 and Ethernet (dual RJ45 port)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eDimensions (L×D×H)\u003c\/td\u003e\u003ctd\u003e480 × 153 × 624 mm\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eWeight\u003c\/td\u003e\u003ctd\u003e60 kg\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eCertifications\u003c\/td\u003e\u003ctd\u003eEN 50549-1, IEC 62040, IEC 62477\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eWarranty\u003c\/td\u003e\u003ctd\u003e10 years\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eDocumentation\u003c\/h3\u003e\u003ca class=\"d\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0746\/1575\/0952\/files\/MARSTEK_VENUS_E_3.0_PPT_EU_EN.pdf?v=1776130070\" target=\"_blank\" rel=\"noopener\"\u003e\u003ci\u003ePDF\u003c\/i\u003e\u003cspan\u003eMarstek Venus E 3.0 - Product Introduction EU (PDF)\u003csmall\u003eOfficial manufacturer document\u003c\/small\u003e\u003c\/span\u003e\u003c\/a\u003e\u003ca class=\"d\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0746\/1575\/0952\/files\/MARSTEK_VENUS_E3.0_Brochure_EU_EN.pdf?v=1776130081\" target=\"_blank\" rel=\"noopener\"\u003e\u003ci\u003ePDF\u003c\/i\u003e\u003cspan\u003eMarstek Venus E 3.0 - Brochure EU (PDF)\u003csmall\u003eOfficial manufacturer document\u003c\/small\u003e\u003c\/span\u003e\u003c\/a\u003e\u003ca class=\"d\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0746\/1575\/0952\/files\/43A212010001_BIE5_01_140mmx210mm_120g_80g_VENUS-E_3.0_2025.05.08.29_compressed.pdf?v=1758512012\" target=\"_blank\" rel=\"noopener\"\u003e\u003ci\u003ePDF\u003c\/i\u003e\u003cspan\u003eMarstek Venus E 3.0 - User Manual (PDF)\u003csmall\u003eOfficial manufacturer document\u003c\/small\u003e\u003c\/span\u003e\u003c\/a\u003e\u003cp style=\"font-size:16px;\"\u003eInstallation and wiring must be carried out by qualified personnel in accordance with the applicable standards and the electrical design of the system.\u003c\/p\u003e\u003c\/div\u003e","brand":"Marstek","offers":[{"title":"IVA 10%","offer_id":55084662227281,"sku":"VENUS-E-3.0-IVA10","price":1361.25,"currency_code":"EUR","in_stock":true},{"title":"IVA 22%","offer_id":55084662260049,"sku":"VENUS-E-3.0-IVA22","price":1509.75,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2510\/0896\/files\/1_8_7c5516ee-a80b-47e1-bab8-35ea0718a0f0.jpg?v=1790429530","url":"https:\/\/litio.store\/en\/products\/sistema-di-accumulo-ac-plug-in-marstek-venus-e-3-0-5-12-kwh-2-5-kw-lifepo4","provider":"litio.store","version":"1.0","type":"link"}