{"product_id":"tigo-ei-11-4kw-energy-storage-hybrid-inverter-tsi-11-4k-us","title":"Tigo EI 11.4kW Energy Storage Hybrid Inverter - TSI-11.4K-US","description":"\u003ch6\u003eDescription\u003c\/h6\u003e\n\u003cli\u003e\n\u003cstrong\u003e11.4kW Hybrid Solar Inverter: \u003c\/strong\u003e- Storage-ready for future battery expansion\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 200% DC Oversizing: \u003c\/strong\u003e- Maximize array design flexibility (2:1 DC\/AC ratio)\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple MPPTs (3-4): \u003c\/strong\u003e- Optimized energy harvest across complex roof layouts\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003e50V Low Start-Up Voltage: \u003c\/strong\u003e- Earlier and longer daily production\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Revenue-Grade Meter (RGM): \u003c\/strong\u003e- Accurate production and consumption tracking\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule-Level Monitoring and Rapid Shutdown: \u003c\/strong\u003e- When paired with Tigo TS4 MLPE\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in Wi-Fi and Ethernet: \u003c\/strong\u003e(optional cellular) - Always-connected energy intelligence\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Commissioning: \u003c\/strong\u003e- less than 10 minutes using the Tigo EI App\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight Design: \u003c\/strong\u003e- Approx. 45 lbs for easier installation\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eNEMA 4X \/ IP65 Rated: \u003c\/strong\u003e- Suitable for indoor or outdoor use\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated CCA and RSS: \u003c\/strong\u003e- Safety and compliance built in\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmergency Stop (E-Stop) Button: \u003c\/strong\u003e- Enhanced system safety\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003eTigo Access Point (TAP) Compatible\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC Output Power: \u003c\/strong\u003e11.4 kW\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhase: \u003c\/strong\u003eSingle-Phase\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eInverter Type: \u003c\/strong\u003eTransformerless String Inverter\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC\/AC Ratio: \u003c\/strong\u003eUp to 2:1\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPPTs: \u003c\/strong\u003e3-4\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eStarting Voltage: \u003c\/strong\u003e50V\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunications: \u003c\/strong\u003eEthernet, Wi-Fi, Optional Cellular\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Rating: \u003c\/strong\u003eNEMA 4X (IP65)\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications: \u003c\/strong\u003eUL 1741 (CEC Listed)\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eTigo TSB Batteries: \u003c\/strong\u003eCompatible exclusively with Tigo TSB Batteries\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003e1, 2, or 4 batteries per inverter: \u003c\/strong\u003eSupports 1, 2, or 4 batteries per inverter\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003eOne inverter per battery bank\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003eWorks with or without optimizers or batteries\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003eParallel inverter operation supported (battery limits apply)\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003eNet Metering Compatible\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-Islanding Protection: \u003c\/strong\u003e- No export during grid outages\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackup Power Capable: \u003c\/strong\u003ewhen paired with Tigo ATS + Tigo Battery\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eoff-grid configurations: \u003c\/strong\u003eSupports off-grid configurations (internet connection required for full warranty)\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs this inverter compatible with net metering?: \u003c\/strong\u003eYes. Net metering is utility-tracked and fully supported, with monitoring available through the Tigo portal.\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan it operate during a grid outage?: \u003c\/strong\u003eYes, when paired with a Tigo ATS and Tigo Lithium Battery.\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo I need Tigo optimizers to use this inverter?: \u003c\/strong\u003eNo. The inverter works with or without optimizers. Without optimizers, monitoring is at the string level.\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan I use third-party batteries?: \u003c\/strong\u003eNo. Only Tigo TSB batteries are supported.\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs rapid shutdown included?: \u003c\/strong\u003eYes, when paired with Tigo TS4 MLPE.\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003eResidential solar + storage systems\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003eHomeowners planning future battery upgrades\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003eInstallers seeking fast commissioning and flexible design\u003c\/li\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cli\u003eProjects requiring module-level monitoring and rapid shutdown compliance\u003c\/li\u003e\u003ch6\u003eSpecifications\u003c\/h6\u003e\n\u003cli\u003eAC Output Power: 11.4 kW\u003c\/li\u003e\n\u003cli\u003ePhase: Single-Phase\u003c\/li\u003e\n\u003cli\u003eInverter Type: Transformerless String Inverter\u003c\/li\u003e\n\u003cli\u003eDC\/AC Ratio: Up to 2:1\u003c\/li\u003e\n\u003cli\u003eMPPTs: 3-4\u003c\/li\u003e\n\u003cli\u003eStarting Voltage: 50V\u003c\/li\u003e\n\u003cli\u003eCommunications: Ethernet, Wi-Fi, Optional Cellular\u003c\/li\u003e\n\u003cli\u003eEnclosure Rating: NEMA 4X (IP65)\u003c\/li\u003e\n\u003cli\u003eCertifications: UL 1741 (CEC Listed)\u003c\/li\u003e\u003ch6\u003eData Sheets\u003c\/h6\u003e\n\u003cli\u003eDownload the 68 B7289 E9 D267 Cfd 229 D81 Cb 002 00081 00 4.5 Data Sheet EI Inverter 20250826 EN: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0850\/1801\/8067\/files\/68b7289e9d267cfd229d81cb_002-00081-00_4.5_Datasheet_EI_Inverter_20250826_-_EN.pdf?v=1756994616\" rel=\"noopener noreferrer\" target=\"_blank\" title=\"68 B7289 E9 D267 Cfd 229 D81 Cb 002 00081 00 4.5 Data Sheet EI Inverter 20250826 EN\"\u003ehere\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eDownload the instructions: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0850\/1801\/8067\/files\/Tigo_EI_Battery-Quick-Start-Guide.pdf?v=1770316255\" rel=\"noopener noreferrer\" target=\"_blank\" title=\"Tigo TSB-10-US EI Lithium Battery with Enclosure 10kWh | 701-2010H0-0002\"\u003ehere\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eDownload the 647 F4 E0 F6 D5 E415085 F05 C70 EI US Inverter QSG 002 00119 00 3.0 20230504 1: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0850\/1801\/8067\/files\/647f4e0f6d5e415085f05c70_EI_US_inverter_QSG_002-00119-00_3.0_20230504_1.pdf?v=1756994616\" rel=\"noopener noreferrer\" target=\"_blank\" title=\"647 F4 E0 F6 D5 E415085 F05 C70 EI US Inverter QSG 002 00119 00 3.0 20230504 1\"\u003ehere\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eDownload the 67118 F71 D9 E3 B31 A033 Cd 543 002 00149 00 1.5 IO M EI Residential US 200 A 20240930 EN: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0850\/1801\/8067\/files\/67118f71d9e3b31a033cd543_002-00149-00_1.5_IO_M_EI_Residential_US_200A_20240930_-_EN.pdf?v=1756994616\" rel=\"noopener noreferrer\" target=\"_blank\" title=\"67118 F71 D9 E3 B31 A033 Cd 543 002 00149 00 1.5 IO M EI Residential US 200 A 20240930 EN\"\u003ehere\u003c\/a\u003e\n\u003c\/li\u003e","brand":"Tigo","offers":[{"title":"Default Title","offer_id":43519203147850,"sku":"sku-52282806108435","price":2520.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/7367\/5850\/files\/Tigo_3_8kW_Energy_Storage_Hybrid_Inverter_3_8KW_BackUp_EthernetWiFi__26828.jpg?v=1776309402","url":"https:\/\/totalpowersupply.com\/products\/tigo-ei-11-4kw-energy-storage-hybrid-inverter-tsi-11-4k-us","provider":"Total Power Supply","version":"1.0","type":"link"}