{"product_id":"inversor-sma-sunny-boy-4-0kw","title":"SMA Sunny Boy 4kW Single-Phase Solar Inverter SB4.0-1AV-41","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSMA Sunny Boy 4kW Single-Phase Solar Inverter SB4.0-1AV-41\u003c\/strong\u003e offers the perfect combination of power, design flexibility, and connectivity for residential self-consumption projects. With 4 kW (4 kVA) output, \u003cstrong\u003emaximum efficiency of 97%\u003c\/strong\u003e, and IP65 enclosure, this transformerless string inverter operates with natural convection, ensuring silent operation and low maintenance. It comes standard with WLAN, Ethernet (Speedwire), Webconnect, and Modbus (SMA\/SunSpec), allowing you to monitor and optimize your installation from Sunny Portal and Sunny Places with proactive alerts via the \u003cstrong\u003eSMA Smart Connected\u003c\/strong\u003e service.\u003c\/p\u003e\n\u003ch3\u003eMain Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eNominal power: \u003cstrong\u003e4 kW (4 kVA)\u003c\/strong\u003e single-phase at 230 V; maximum output current \u003cstrong\u003e≈ 17.4 A\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003eInput architecture: \u003cstrong\u003e2 independent MPPTs (A\/B)\u003c\/strong\u003e with \u003cstrong\u003e2 strings per MPPT\u003c\/strong\u003e; maximum input voltage 600 V.\u003c\/li\u003e\n  \u003cli\u003eWide MPP window: \u003cstrong\u003e≈150–500 V\u003c\/strong\u003e (Vmp), suitable for strings with different orientations.\u003c\/li\u003e\n  \u003cli\u003eInput current: \u003cstrong\u003eI\u003csub\u003emax\u003c\/sub\u003e 15 A\u003c\/strong\u003e per input and \u003cstrong\u003e15 A\u003c\/strong\u003e per string; permissible I\u003csub\u003eSC\u003c\/sub\u003e up to 18 A per string.\u003c\/li\u003e\n  \u003cli\u003eEfficiency: \u003cstrong\u003e97% max.\u003c\/strong\u003e (EU ~96.6%); cos φ = 1 with adjustment 0.8 ind…0.8 cap.\u003c\/li\u003e\n  \u003cli\u003eProtection \u003cstrong\u003eIP65\u003c\/strong\u003e, convection cooling (no fans), and typical noise level \u0026lt; 25 dB.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAdvantages or Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMore usable energy\u003c\/strong\u003e: high performance and \u003cem\u003eOptiTrac Global Peak\u003c\/em\u003e shade management to increase daily production.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGreat flexibility\u003c\/strong\u003e: dual MPPT with two inputs per tracker to combine roofs with different inclinations or orientations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuick installation\u003c\/strong\u003e: 435×470×176 mm, ~17.5 kg, and SUNCLIX connectors; guided commissioning from a browser.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTotal monitoring\u003c\/strong\u003e: native connection to Sunny Portal\/Places and \u003cstrong\u003eSmart Connected\u003c\/strong\u003e service with automatic notifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurability\u003c\/strong\u003e: sealed IP65 design and passive cooling for less maintenance and longer service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePurpose or Applications\u003c\/h3\u003e\n\u003cp\u003eIdeal for single-family homes and small businesses with photovoltaic generators up to ~7.5 kWp seeking to maximize self-consumption, limit grid feed-in when necessary, and have clear data for energy decision-making.\u003c\/p\u003e\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\u003e4 kW (4 kVA)\u003c\/strong\u003e · 230 V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMax. efficiency \/ EU\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e97%\u003c\/strong\u003e \/ ~96.6%\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMax. output current\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e≈ 17.4 A\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMPPT \/ strings\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e2 MPPT (A\/B)\u003c\/strong\u003e · 2 strings per MPPT\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMPP range (Vmp)\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e≈150–500 V\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMax. input voltage (Voc)\u003c\/td\u003e\n\u003ctd\u003e600 V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eI\u003csub\u003emax\u003c\/sub\u003e \/ I\u003csub\u003eSC\u003c\/sub\u003e per string\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e15 A\u003c\/strong\u003e \/ \u003cstrong\u003e18 A\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eTopology \/ cooling\u003c\/td\u003e\n\u003ctd\u003eTransformerless \/ Natural convection\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eIP65\u003c\/strong\u003e, RCM and integrated DC\/AC protections\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eDimensions \/ weight\u003c\/td\u003e\n\u003ctd\u003e435×470×176 mm \/ ~17.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eWLAN, Ethernet (Speedwire), Modbus SMA\/SunSpec, Webconnect\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 25 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e−40…+60 °C (derating \u0026gt;45 °C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCompatibilities\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDirect compatibility:\u003c\/strong\u003e SMA Energy Meter and Sunny Home Manager 2.0 for feed-in control and self-consumption optimization; monitoring in Sunny Portal\/Sunny Places with \u003cstrong\u003eSMA Smart Connected\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAccessories (not included):\u003c\/strong\u003e TS4-R optimizers, SMA smart plug, type II DC\/AC protections, SUNCLIX wiring, and Modbus\/SunSpec meters.\u003c\/p\u003e\n\u003cp\u003eReliable, silent, and highly connectable, the \u003cstrong\u003eSMA Sunny Boy 4kW Single-Phase Solar Inverter SB4.0-1AV-41\u003c\/strong\u003e is a safe bet to maximize residential self-consumption with total control and minimal maintenance.\u003c\/p\u003e","brand":"SMA","offers":[{"title":"Default Title","offer_id":51503259156821,"sku":"SMAINVE012","price":744.05,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/0252\/6805\/files\/SMA-SUNNYBOY-3_704356cd-6166-4858-b9ed-8fef95d1a59e.png?v=1762628846","url":"https:\/\/aurensol.net\/en\/products\/inversor-sma-sunny-boy-4-0kw","provider":"Aurensol","version":"1.0","type":"link"}