{"product_id":"victron-multiplus-ii-12-3000-120-50-2x120v-ul-458","title":"Victron MultiPlus-II 12\/3000\/120-50 2x120V Inverter\/Charger — UL 458 Marine\/RV (Split-Phase 120\/240V)","description":"\u003cp\u003e\u003cstrong\u003eThe Victron MultiPlus-II 12\/3000\/120-50 2x120V is the split-phase inverter\/charger for North American RVs, marine, and backup-power systems\u003c\/strong\u003e — outputs both 120V and split-phase 240V for whole-coach AC, RV park 50A connections (50A-30A pedestal connectivity), and US household 240V appliances. 3000VA pure sine, 120A multi-stage charger, 50A AC transfer switch, UL 458 certified for mobile\/marine use.\u003c\/p\u003e\n\n\u003cp\u003eThe 2x120V split-phase output is the key feature — most US RVs with 50A shore power, and most US homes, require split-phase 240V (two 120V legs 180° out of phase). This MultiPlus-II provides that directly without needing an external autotransformer.\u003c\/p\u003e\n\n\u003ch2\u003eWhy the MultiPlus-II 12\/3000 2x120V\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSplit-phase 120V\/240V output\u003c\/strong\u003e — 50A shore power emulation, household 240V appliances supported\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3000VA \/ 2400W pure sine inverter\u003c\/strong\u003e — enough for most RV \/ off-grid AC loads\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e120A multi-stage charger\u003c\/strong\u003e — fast charging from shore or generator\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e50A AC transfer switch\u003c\/strong\u003e — automatic shore\/generator transfer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePowerControl + PowerAssist\u003c\/strong\u003e — boost limited shore (16A\/30A) for high-draw moments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in current sensor\u003c\/strong\u003e — supports ESS (energy storage system) self-consumption mode for grid-tied solar+battery systems\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUL 458 certified\u003c\/strong\u003e — legal for mobile and marine use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVE.Bus networking\u003c\/strong\u003e — parallel or 3-phase capable with additional MultiPlus units\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-stage adaptive charging\u003c\/strong\u003e — bulk, absorption, float, equalization with profiles for AGM, Gel, Flooded, LiFePO4\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eMultiPlus-II vs MultiPlus — which one?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eChoose the MultiPlus-II (this product)\u003c\/strong\u003e if:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eYou need split-phase 2x120V output (this is the 2x120V variant)\u003c\/li\u003e\n  \u003cli\u003eYou're building a grid-tied solar + battery system with self-consumption mode (ESS)\u003c\/li\u003e\n  \u003cli\u003eYou want the newer hardware generation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eChoose the original MultiPlus\u003c\/strong\u003e if you only need single 120V output, you're not doing grid-tie ESS, and you want the slightly cheaper option.\u003c\/p\u003e\n\n\u003ch2\u003eWhat it powers\u003c\/h2\u003e\n\u003cp\u003e3000VA \/ 2400W continuous is enough for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRV air conditioner (one mid-size unit)\u003c\/li\u003e\n  \u003cli\u003eMicrowave + coffee maker simultaneously\u003c\/li\u003e\n  \u003cli\u003eMid-size refrigerator + lighting + electronics\u003c\/li\u003e\n  \u003cli\u003e120V power tools (intermittent duty)\u003c\/li\u003e\n  \u003cli\u003eHousehold 240V appliances like 240V well pump, dryer (intermittent), water heater (low-end)\u003c\/li\u003e\n  \u003cli\u003eWhole-RV \"normal living\" load\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003cth\u003eNominal DC input voltage\u003c\/th\u003e\n\u003ctd\u003e12V (operating range 9.5–17V)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eContinuous AC output\u003c\/th\u003e\n\u003ctd\u003e2400W (3000VA)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003ePeak AC output\u003c\/th\u003e\n\u003ctd\u003e6000W\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eAC output waveform\u003c\/th\u003e\n\u003ctd\u003ePure sine wave\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eAC output voltage\u003c\/th\u003e\n\u003ctd\u003e2x 120V (split-phase 120V\/240V)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eCharger output current\u003c\/th\u003e\n\u003ctd\u003e120A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eAC transfer switch\u003c\/th\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eStandards\u003c\/th\u003e\n\u003ctd\u003eUL 458 (mobile\/marine certified)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eESS (grid-tie) capable\u003c\/th\u003e\n\u003ctd\u003eYes (with appropriate utility approval)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eNetworking\u003c\/th\u003e\n\u003ctd\u003eVE.Bus (parallel and 3-phase capable)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eBattery chemistry\u003c\/th\u003e\n\u003ctd\u003eAGM, Gel, Flooded, LiFePO4 (configurable)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eCooling\u003c\/th\u003e\n\u003ctd\u003eVariable-speed temperature-controlled fan\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eOperating temperature\u003c\/th\u003e\n\u003ctd\u003e-40°C to +65°C (full power up to 40°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eManufacturer SKU\u003c\/th\u003e\n\u003ctd\u003ePMP122305102\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e5 years (manufacturer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eRecommended applications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e50A RV \/ motorhome\u003c\/strong\u003e — split-phase 50A shore power emulation for the whole coach\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMarine\u003c\/strong\u003e — yacht with 240V US shore connection and 240V equipment\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOff-grid home\u003c\/strong\u003e — split-phase residential 240V from a 12V battery bank\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrid-tied home with battery backup\u003c\/strong\u003e — ESS mode for self-consumption\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMobile commercial\u003c\/strong\u003e — large surveillance trailers, food trucks needing 240V equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eEvery Jonsson Tech order ships within 5 days nationwide from our Houston, Texas warehouse. Free pre-purchase system design consultation — send us your shore power type (30A vs 50A), expected loads, and grid\/off-grid intent to \u003cstrong\u003esupport@jonssontech.net\u003c\/strong\u003e or call \u003cstrong\u003e346-574-9652\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Victron Energy","offers":[{"title":"Default Title","offer_id":46106626261211,"sku":"PMP122305102","price":1088.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/3200\/9947\/files\/inverter.jpg?v=1728467412","url":"https:\/\/www.jonssontech.net\/products\/victron-multiplus-ii-12-3000-120-50-2x120v-ul-458","provider":"Jonsson Tech LLC ","version":"1.0","type":"link"}