{"product_id":"sma-sunny-island-x-51kw-inverter-charger-si50-20","title":"SMA Sunny Island X 51kW Inverter Charger","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe SMA Sunny Island X 51kW Inverter Charger is a robust three-phase battery inverter for on-grid and off-grid sites, offering 51 kW DC\/50 kW AC, smart energy management, wide battery compatibility, IP65 protection and up to 10-year warranty—monitored via Sunny Portal.\u003c\/p\u003e\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eSMA Sunny Island X 51kW Inverter Charger\u003cbr\u003eThe SMA Sunny Island X 51kW Inverter Charger is SMA’s next-generation three-phase battery inverter for dependable on-grid and off-grid power. Built for demanding sites, it delivers up to 51 kW DC (50 kW AC nominal) with high efficiency and intelligent energy management—ideal for large residential, farm, SME and C\u0026amp;I projects.\u003cbr\u003eSMA Sunny Island X - Datasheet\u003cbr\u003eWhy installers choose it\u003cbr\u003eHigh, sustained output: 50 kW rated AC power with overload headroom (up to 52 kW\/30 min; 60 kW\/3 s) keeps critical loads online.\u003cbr\u003eWide battery compatibility: Works with many approved lithium batteries via Modbus TCP or CAN, supported by an integrated DC-DC converter.\u003cbr\u003eSmart energy control: Self-consumption optimisation, peak-load shaving and multi-use functions are built in for on-grid systems.\u003cbr\u003eProven reliability: Operates from −25 °C to +60 °C (derating from 45 °C), IP65 \/ NEMA 4X enclosure, and made in Germany with up to 10-year warranty (5+5*).\u003cbr\u003eFlexible system design—on grid or off grid\u003cbr\u003eThe SMA Sunny Island X 51kW Inverter Charger integrates cleanly into diverse topologies. Use the Sunny Island X Connection Box to incorporate generators and manage AC distribution off-grid, including blackstart, diesel-off mode and generator start\/stop. For larger on-grid systems, scale with the SMA Data Manager M (up to 50 devices) or run Sunny Island X as the system manager (up to 11 devices). Design and commission confidently with Sunny Design and monitor everything in Sunny Portal powered by ennexOS.\u003cbr\u003eBuilt for demanding sites\u003cbr\u003eA robust thermal design maintains nominal output even at high ambient temperatures (to 45 °C), while active cooling and protective features (short-circuit handling, residual-current monitoring) support uptime. The inverter handles unbalanced loads, supports 400 V three-phase grids (adjustable), and communicates via Modbus TCP, Speedwire and Wi-Fi for straightforward integration with PV inverters, meters and site controllers. Typical acoustic emission is 69 dB(A).\u003cbr\u003eKey specs at a glance\u003cbr\u003ePower \u0026amp; efficiency: 50 kW AC rated; 51 kW DC max; 98.0% max \/ 97.2% EU efficiency (SI50).\u003cbr\u003eBattery window: 200–980 V DC, up to 150 A input.\u003cbr\u003eGrid: 400 V, 50\/60 Hz, power factor adjustable.\u003cbr\u003eEnvironment \u0026amp; enclosure: −25 °C to +60 °C, IP65 \/ NEMA 4X.\u003cbr\u003eDimensions \u0026amp; weight: approx. 772×837×444 mm, 104 kg.\u003cbr\u003eWarranty: Up to 10 years (5 + 5*) with registration.\u003cbr\u003eWith its high output, broad battery compatibility and integrated energy functions, the SMA Sunny Island X 51kW Inverter Charger streamlines complex projects and delivers the reliable performance your customers expect.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufacturer\u003c\/li\u003e\n\u003cli\u003eSMA Solar\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CCL Solar","offers":[{"title":"Default Title","offer_id":54058157965641,"sku":"SI50-20","price":11673.32,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0570\/2248\/0534\/files\/rsz_836c3a7ad9bf457ab6f1d0a72b0b85b9.jpg?v=1774024302","url":"https:\/\/solarboss.ie\/products\/sma-sunny-island-x-51kw-inverter-charger-si50-20","provider":"Solarboss","version":"1.0","type":"link"}