{"product_id":"inversor-cargador-sma-si4-4m-13-3-3kva-48v","title":"HV Inverter Charger SMA Sunny Boy Storage 3.7kW SBS3.7-10 Single-phase","description":"\u003ch2\u003eProduct description\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSMA Sunny Boy Storage 3.7kW SBS3.7-10 Single-Phase HV Charger Inverter\u003c\/strong\u003e is a high-voltage battery inverter designed for new or existing self-consumption systems with AC coupling. Its multistring architecture with three independent battery inputs allows connection of up to three HV batteries from different manufacturers or parallel inputs for larger capacity banks. With 3.68 kW nominal AC power, max. efficiency of 97.5%, and IP65 protection rating, it offers silent operation through natural convection and the reliability of SMA. It includes a 3.68 kW \u003cem\u003eSecure Power Supply\u003c\/em\u003e (SPS) emergency output and can be expanded with external switching equipment to provide \u003cstrong\u003eautomatic backup\u003c\/strong\u003e for the entire home.\u003c\/p\u003e\n\n\u003ch3\u003eMain features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNominal AC power 3.68 kW\u003c\/strong\u003e (3.7 kW) single-phase at 230 V; overload 4.6 kW up to 60 s.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3 independent HV battery inputs\u003c\/strong\u003e (multistring), parallelizable for greater capacity.\u003c\/li\u003e\n  \u003cli\u003eBattery range: \u003cstrong\u003e100–550 Vdc\u003c\/strong\u003e (V\u003cem\u003enom\u003c\/em\u003e 360 V); \u003cstrong\u003e10 A\u003c\/strong\u003e max. per input; total I\u003csub\u003eSC\u003c\/sub\u003e 40 A.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax. efficiency 97.5%\u003c\/strong\u003e (European efficiency ~96.8%).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSPS 3.68 kW\u003c\/strong\u003e (max. 16 A) with manual switching; option for \u003cstrong\u003eautomatic backup\u003c\/strong\u003e with external equipment.\u003c\/li\u003e\n  \u003cli\u003eConnectivity: \u003cstrong\u003eWLAN\/Ethernet (Speedwire)\u003c\/strong\u003e, Webconnect, \u003cstrong\u003eModbus SMA\/SunSpec\u003c\/strong\u003e, Modbus-RTU (RS-485) and \u003cstrong\u003eCAN\u003c\/strong\u003e for the battery.\u003c\/li\u003e\n  \u003cli\u003eEnclosure \u003cstrong\u003eIP65\u003c\/strong\u003e, −25…+60 °C, 535×730×198 mm, 26 kg; typical noise 39 dB(A); convection cooling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdvantages or benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple modernization\u003c\/strong\u003e: add HV storage to any existing photovoltaic installation via AC coupling.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eScalable and flexible\u003c\/strong\u003e: connect up to three HV batteries (or parallelize inputs) to grow with your energy needs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSupply continuity\u003c\/strong\u003e: the SPS function powers critical loads up to 3.68 kW; automatic backup (optional) maintains the home during outages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTotal self-consumption control\u003c\/strong\u003e: dynamic feed-in limitation (0–100%), integration with meters, and load management.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReliability and low maintenance\u003c\/strong\u003e: fanless design, IP65, and high-quality electronics “Made in Germany”.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePurpose or applications\u003c\/h3\u003e\n\u003cp\u003eIdeal for homes and small businesses seeking to maximize self-consumption with high-voltage batteries without replacing their current photovoltaic inverter. The single-phase SBS3.7-10 \u003cem\u003ebattery inverter\u003c\/em\u003e is perfect for time-of-use tariffs, basic emergency backup, and projects where AC coupling simplicity is prioritized.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003eNominal AC power\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3.68 kW (3.7 kVA)\u003c\/strong\u003e · 230 V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOverload (60 s)\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e4.6 kW\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMax. efficiency \/ EU\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e97,5 %\u003c\/strong\u003e \/ ~96.8 %\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eAC voltage \/ range\u003c\/td\u003e\n\u003ctd\u003e230 V~ \/ 172.5–264.5 V · 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eBattery inputs\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e3 × HV\u003c\/strong\u003e independent, parallelizable\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eBattery range (Vdc)\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e100–550 V\u003c\/strong\u003e (V\u003cem\u003enom\u003c\/em\u003e 360 V)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eI\u003csub\u003eDC\u003c\/sub\u003e max. \/ I\u003csub\u003eSC\u003c\/sub\u003e total\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e10 A per input\u003c\/strong\u003e \/ \u003cstrong\u003e40 A\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eBackup\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eSPS 3.68 kW\u003c\/strong\u003e manual · Automatic backup (optional)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eWLAN, Ethernet\/Speedwire, Webconnect, Modbus (SMA\/SunSpec), Modbus-RTU, CAN\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eProtection \/ noise\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eIP65\u003c\/strong\u003e \/ 39 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eDimensions \/ weight\u003c\/td\u003e\n\u003ctd\u003e535×730×198 mm \/ \u003cstrong\u003e26 kg\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e−25…+60 °C · altitude ≤ 3000 m · RH 100 %\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibilities\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDirect compatibility:\u003c\/strong\u003e SMA-approved HV lithium batteries (official list), \u003cstrong\u003eSMA Energy Meter\u003c\/strong\u003e and \u003cstrong\u003eSunny Home Manager 2.0\u003c\/strong\u003e for feed-in control and load management, SMA inverters with Webconnect for power coordination.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible accessories (not included):\u003c\/strong\u003e automatic transfer switch (ENWITEC) for full backup, DC\/AC Type II protections, cabling and IP65 enclosures, Modbus\/SunSpec meters.\u003c\/p\u003e\n\u003cp\u003eWith its multistring architecture, full connectivity, and \u003cstrong\u003ebackup\u003c\/strong\u003e capability, the \u003cstrong\u003eSMA Sunny Boy Storage 3.7kW SBS3.7-10 Inverter Charger\u003c\/strong\u003e is the most flexible and robust way to add HV battery storage to your self-consumption system.\u003c\/p\u003e","brand":"SMA","offers":[{"title":"Default Title","offer_id":51503290515797,"sku":"SMAINVE020","price":756.45,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/0252\/6805\/files\/SMA-SBS-1.png?v=1762629402","url":"https:\/\/aurensol.net\/en\/products\/inversor-cargador-sma-si4-4m-13-3-3kva-48v","provider":"Aurensol","version":"1.0","type":"link"}