{"product_id":"solis-125kw-three-phase-grid-tied-inverter-with-tigo-mlrsd-transmitter-s5-gc125k-us-rss","title":"Solis 125kW Three Phase Grid-Tied Inverter w\/ Tigo MLRSD Transmitter S5-GC125K-US-RSS","description":"\u003ch2\u003e\u003cstrong\u003eSolis 125kW Three Phase Grid-Tied String Inverter w\/ Tigo MLRSD Transmitter S5-GC125K-US-RSS\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Solis S5-GC125K-US-RSS is a 125kW three-phase grid-tied string inverter designed for high-capacity photovoltaic systems operating on 480V three-phase utility service. It combines high power density, 10 independent MPPTs, advanced string monitoring, integrated safety functions, and robust outdoor construction in a transformerless inverter platform.\u003c\/p\u003e\n\u003cp\u003eThe 125kW model supports up to 1000VDC maximum input voltage, a wide 180–1000V MPPT operating range, and 10 MPPTs with up to 20 input strings. Each MPPT supports up to 32A maximum input current, helping accommodate modern higher-current PV modules. \u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Technology\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e125kW Three-Phase Output\u003c\/strong\u003e\u003cbr\u003eDelivers 125kW rated AC output power for large-scale grid-tied photovoltaic installations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTigo Rapid Shutdown Transmitter Configuration\u003c\/strong\u003e\u003cbr\u003eThe \u003cstrong\u003e-\u003c\/strong\u003eRSS suffix identifies the inverter configuration with a Tigo MLRSD transmitter for compatible module-level rapid shutdown systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e10 Independent MPPTs\u003c\/strong\u003e\u003cbr\u003eProvides 10 MPPT trackers and support for up to 20 PV input strings, allowing flexible array design across multiple orientations and operating conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e32A Input per MPPT\u003c\/strong\u003e\u003cbr\u003eEach MPPT supports up to\u003cstrong\u003e \u003c\/strong\u003e32A maximum input current, while Solis highlights string-current support up to 16A per string for compatibility with higher-current modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1000VDC Maximum Input\u003c\/strong\u003e\u003cbr\u003eSupports PV system voltages up to 1000VDC, with a rated voltage of 720V for the 125kW model.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWide 180–1000V MPPT Range\u003c\/strong\u003e\u003cbr\u003eA broad operating window helps provide design flexibility across different string lengths and module types.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e98.8% Maximum Efficiency\u003c\/strong\u003e\u003cbr\u003eHigh conversion efficiency helps maximize energy delivered from the PV array to the utility grid.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e98.2% CEC Efficiency\u003c\/strong\u003e\u003cbr\u003eCEC-rated efficiency of 98.2% supports strong real-world energy conversion performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u0026gt;1.5 DC\/AC Ratio Support\u003c\/strong\u003e\u003cbr\u003eSolis specifies support for DC\/AC ratios greater than 1.5, allowing substantial DC array oversizing where appropriate.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntelligent String Monitoring\u003c\/strong\u003e\u003cbr\u003eIntegrated string monitoring helps identify underperforming strings and simplifies system diagnostics.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSmart I-V Curve Scanning\u003c\/strong\u003e\u003cbr\u003eBuilt-in I\/V curve scanning provides additional diagnostic capability for PV array performance analysis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated AFCI\u003c\/strong\u003e\u003cbr\u003eArc-fault circuit interruption is built into the inverter to proactively reduce fire risk associated with PV DC arcing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated PID Recovery\u003c\/strong\u003e\u003cbr\u003eNighttime PID recovery functionality helps mitigate potential-induced degradation in compatible PV arrays.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eType II DC \u0026amp; AC Surge Protection\u003c\/strong\u003e\u003cbr\u003eIncludes Type II surge protection on both DC and AC sides.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNEMA 4X Enclosure\u003c\/strong\u003e\u003cbr\u003eRugged enclosure supports demanding outdoor installation environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eC5 Anti-Corrosion Level\u003c\/strong\u003e\u003cbr\u003eSolis identifies the platform with C5 anti-corrosion protection, supporting use in harsh environmental conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eBest Uses\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLarge Rooftop PV Systems\u003c\/strong\u003e\u003cbr\u003eIdeal for high-capacity rooftop solar installations requiring 480V three-phase interconnection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDistributed String-Inverter Architectures\u003c\/strong\u003e\u003cbr\u003eWell suited for projects using multiple high-power string inverters instead of a centralized inverter architecture.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSystems Requiring Tigo Rapid Shutdown\u003c\/strong\u003e\u003cbr\u003eThe RSS configuration is designed for projects using compatible Tigo module-level rapid shutdown devices.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eComplex PV Arrays\u003c\/strong\u003e\u003cbr\u003eTen MPPTs and twenty string inputs provide flexibility for arrays with different orientations, roof sections, or operating conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigher-Current PV Modules\u003c\/strong\u003e\u003cbr\u003eSupports up to 32A per MPPT and string currents up to 16A, making it suitable for many modern high-current modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eProduct Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eSolis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eS5-GC(75-125)K-US\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel \/ SKU\u003c\/td\u003e\n\u003ctd\u003eS5-GC125K-US-RSS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003eS5-GC125K-US\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRSS Configuration\u003c\/td\u003e\n\u003ctd\u003eTigo MLRSD Transmitter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInverter Type\u003c\/td\u003e\n\u003ctd\u003eThree-Phase Grid-Tied Transformerless String Inverter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated AC Output Power\u003c\/td\u003e\n\u003ctd\u003e125 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum AC Output Power\u003c\/td\u003e\n\u003ctd\u003e125 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Apparent Power\u003c\/td\u003e\n\u003ctd\u003e125 kVA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Grid Voltage\u003c\/td\u003e\n\u003ctd\u003e3Φ \/ PE, 480 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Grid Frequency\u003c\/td\u003e\n\u003ctd\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Output Current\u003c\/td\u003e\n\u003ctd\u003e150.4 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Factor\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;0.99; Adjustable 0.8 Leading to 0.8 Lagging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHDi\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;3%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum DC Input Voltage\u003c\/td\u003e\n\u003ctd\u003e1000 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated DC Voltage\u003c\/td\u003e\n\u003ctd\u003e720 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStart-Up Voltage\u003c\/td\u003e\n\u003ctd\u003e195 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT Voltage Range\u003c\/td\u003e\n\u003ctd\u003e180–1000 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of MPPTs\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Input Strings\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Input Current\u003c\/td\u003e\n\u003ctd\u003e10 × 32 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Short-Circuit Current\u003c\/td\u003e\n\u003ctd\u003e10 × 50 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Efficiency\u003c\/td\u003e\n\u003ctd\u003e98.8%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCEC Efficiency\u003c\/td\u003e\n\u003ctd\u003e98.2%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Reverse-Polarity Protection\u003c\/td\u003e\n\u003ctd\u003eIntegrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Surge Protection\u003c\/td\u003e\n\u003ctd\u003eType II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Surge Protection\u003c\/td\u003e\n\u003ctd\u003eType II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGround-Fault Monitoring\u003c\/td\u003e\n\u003ctd\u003eIntegrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnti-Islanding Protection\u003c\/td\u003e\n\u003ctd\u003eIntegrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eString Monitoring\u003c\/td\u003e\n\u003ctd\u003eIntegrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/V Curve Scanning\u003c\/td\u003e\n\u003ctd\u003eIntegrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSunSpec PLC Signal for Rapid Shutdown\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated AFCI\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated PID Recovery\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Switch\u003c\/td\u003e\n\u003ctd\u003eIntegrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTopology\u003c\/td\u003e\n\u003ctd\u003eTransformerless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNight Self-Consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;2 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e0–100%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-22°F to 140°F (-30°C to 60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°F to 176°F (-40°C to 80°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Rating\u003c\/td\u003e\n\u003ctd\u003eNEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eIntelligent Redundant Cooling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Operating Altitude\u003c\/td\u003e\n\u003ctd\u003e13,120 ft (4,000 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (W × H × D)\u003c\/td\u003e\n\u003ctd\u003e41.9 × 22.3 × 13.6 in \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e217.6 lb \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Connection\u003c\/td\u003e\n\u003ctd\u003eMC4 Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Connection\u003c\/td\u003e\n\u003ctd\u003eOT Terminal, Maximum 350 MCM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eLCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eRS485, Ethernet; Optional Wi-Fi and Cellular\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance – 125K Model\u003c\/td\u003e\n\u003ctd\u003eUL 1741, IEEE 1547, UL 1699B, UL 1998, UL 1741SA, California Rule 21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eAbout Solis:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSolis develops photovoltaic string inverters and monitoring solutions for distributed and large-scale solar energy systems. Its S5 platform combines high power density, multi-MPPT architecture, intelligent diagnostics, integrated safety protection, remote monitoring, and flexible communications for modern PV installations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eHigh-Power 125kW String Inverter with Tigo Rapid Shutdown Integration\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Solis S5-GC125K-US-RSS combines 125kW three-phase output, 10 MPPTs, 20 PV string inputs, 1000VDC architecture, 98.8% maximum efficiency, integrated AFCI and PID recovery, Type II surge protection, intelligent string monitoring, and a factory Tigo rapid shutdown transmitter configuration in a rugged NEMA 4X inverter designed for high-capacity grid-tied PV systems.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy Buy From US Solar Supplier\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUS Solar Supplier is an American-founded company based in Kentucky dedicated to offering top-quality solar components from trusted manufacturers. We provide competitive pricing, dependable inventory, and products backed by warranties you can trust.\u003c\/p\u003e\n\u003cp\u003eOur inventory is updated daily with the latest solar technologies, and our experienced team is ready to assist with product selection, system design, and installation guidance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eNeed Assistance?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eHave questions before you order? Call \u003cstrong\u003e1-800-230-7004\u003c\/strong\u003e to speak with our knowledgeable support team. We’re here to help with product details, compatibility questions, or purchasing support.\u003c\/p\u003e","brand":"Solis","offers":[{"title":"Default Title","offer_id":52469771043114,"sku":"USSSP202-1175","price":9075.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/3408\/1340\/files\/S5-GC125K-US-RSS_USSS.webp?v=1788534193","url":"https:\/\/ussolarsupplier.com\/products\/solis-125kw-three-phase-grid-tied-inverter-with-tigo-mlrsd-transmitter-s5-gc125k-us-rss","provider":"US Solar Supplier","version":"1.0","type":"link"}