{"product_id":"tigo-ei-11-4kw-energy-storage-hybrid-inverter-tsi-11-4k-us-ethernet-wifi","title":"Tigo EI 11.4kW Energy Storage Hybrid Inverter | TSI-11.4K-US","description":"\u003cdiv id=\"cpd-p-8764660252825\" style=\"margin:-32px -32px 0;font-family:'Nunito Sans',sans-serif;font-size:16px;color:#1d1d1d\"\u003e\n\n\u003cp style=\"margin:48px 32px 20px 32px\"\u003e\u003cstrong style=\"font-family:'Montserrat',sans-serif;font-size:15px;color:#191970;text-transform:uppercase;letter-spacing:1px\"\u003e⚠ Before You Buy\u003c\/strong\u003e\u003cbr\u003e\nThe Tigo EI TSI-11.4K-US requires a compatible battery bank and solar panels — it is not a standalone unit. Confirm battery compatibility with your system design before ordering.\u003c\/p\u003e\n\n\u003cstyle\u003e\n@media (max-width: 749px) {\n  #cpd-p-8764660252825 { margin: 0 !important; padding: 0 16px !important; }\n  #cpd-p-8764660252825 \u003e p:first-child { margin: 24px 0 20px 0 !important; }\n  #cpd-p-8764660252825 .cpd-inner { margin: 0 !important; }\n}\n#cpd-p-8764660252825 .cpd-acc-item{border:1px solid #e0e0e0!important;border-radius:8px!important;margin-bottom:10px!important;overflow:hidden!important}\n#cpd-p-8764660252825 .cpd-acc-trigger{display:flex!important;justify-content:space-between!important;align-items:center!important;width:100%!important;background:#f7f8fc!important;border:none!important;padding:16px 20px!important;cursor:pointer!important;font-family:'Montserrat',sans-serif!important;font-weight:800!important;font-size:14px!important;color:#191970!important;text-transform:uppercase!important;letter-spacing:1px!important;text-align:left!important}\n#cpd-p-8764660252825 .cpd-acc-trigger:hover{background:#eef0f8!important}\n#cpd-p-8764660252825 .cpd-acc-icon{font-size:18px!important;color:#7DF9FF!important;transition:transform 0.25s!important}\n#cpd-p-8764660252825 .cpd-acc-body{display:none!important;padding:20px 22px!important;background:#fff!important;line-height:1.7!important}\n#cpd-p-8764660252825 .cpd-acc-body.open{display:block!important}\n#cpd-p-8764660252825 .cpd-acc-trigger.open .cpd-acc-icon{transform:rotate(45deg)!important}\n#cpd-p-8764660252825 table.cpd-specs{width:100%!important;border-collapse:collapse!important;font-size:14px!important}\n#cpd-p-8764660252825 table.cpd-specs tr:nth-child(even){background:#f7f8fc!important}\n#cpd-p-8764660252825 table.cpd-specs td{padding:10px 14px!important;border-bottom:1px solid #eee!important}\n#cpd-p-8764660252825 table.cpd-specs td:first-child{font-weight:700!important;color:#191970!important;width:45%!important}\n\u003c\/style\u003e\n\n\u003cdiv class=\"cpd-inner\" style=\"margin:0 32px\"\u003e\n\n  \u003cdiv class=\"cpd-acc-item\"\u003e\n  \u003cbutton class=\"cpd-acc-trigger\" onclick=\"cpdT('cpd-p-8764660252825',this)\"\u003eOverview \u003cspan class=\"cpd-acc-icon\"\u003e+\u003c\/span\u003e\u003c\/button\u003e\n  \u003cdiv class=\"cpd-acc-body\"\u003e\n    \u003cp\u003eThe Tigo EI TSI-11.4K-US is an 11.4kW hybrid inverter with built-in Ethernet and Wi-Fi, powered by Tigo's Energy Intelligence platform. Where most hybrid inverters report on energy flows, the EI platform actively optimizes how your system allocates solar, battery, and grid power in real time — improving self-consumption rates and managing backup reserves automatically.\u003c\/p\u003e\n    \u003cp\u003eTigo is primarily known for module-level power electronics (MLPE) — their optimizers are on millions of rooftops. The EI inverter extends that same granular energy intelligence to the system level. At 11.4kW output with split-phase 120\/240V, it covers the same load range as the MidNite TheOne, with the Tigo differentiator being its software intelligence layer and connectivity-first design.\u003c\/p\u003e\n    \u003cp\u003eUse our \u003ca href=\"\/pages\/build-your-system\" style=\"color:#191970;font-weight:700\"\u003eBuild Your System guide\u003c\/a\u003e to confirm this unit fits your array and battery design before ordering.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"cpd-acc-item\"\u003e\n  \u003cbutton class=\"cpd-acc-trigger\" onclick=\"cpdT('cpd-p-8764660252825',this)\"\u003eSpecifications \u003cspan class=\"cpd-acc-icon\"\u003e+\u003c\/span\u003e\u003c\/button\u003e\n  \u003cdiv class=\"cpd-acc-body\"\u003e\n    \u003ctable class=\"cpd-specs\"\u003e\n      \u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eTigo EI TSI-11.4K-US\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eContinuous Output\u003c\/td\u003e\n\u003ctd\u003e11,400W\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240V split-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBattery Compatibility\u003c\/td\u003e\n\u003ctd\u003eHigh-voltage and standard lithium\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eConnectivity\u003c\/td\u003e\n\u003ctd\u003eBuilt-in Ethernet and Wi-Fi\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMonitoring Platform\u003c\/td\u003e\n\u003ctd\u003eTigo Energy Intelligence\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL listed\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eTigo\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"cpd-acc-item\"\u003e\n  \u003cbutton class=\"cpd-acc-trigger\" onclick=\"cpdT('cpd-p-8764660252825',this)\"\u003eWhat's Included \u0026amp; What You'll Need \u003cspan class=\"cpd-acc-icon\"\u003e+\u003c\/span\u003e\u003c\/button\u003e\n  \u003cdiv class=\"cpd-acc-body\"\u003e\n    \u003cp\u003e\u003cstrong style=\"color:#191970\"\u003eShips with:\u003c\/strong\u003e\u003c\/p\u003e\n    \u003cul style=\"margin:8px 0 16px 20px\"\u003e\n      \u003cli\u003eTigo EI TSI-11.4K-US hybrid inverter unit\u003c\/li\u003e\n      \u003cli\u003eMounting hardware and communication cables\u003c\/li\u003e\n      \u003cli\u003eInstallation manual\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cp\u003e\u003cstrong style=\"color:#191970\"\u003eWhat you'll need:\u003c\/strong\u003e\u003c\/p\u003e\n    \u003cul style=\"margin:8px 0 16px 20px\"\u003e\n      \u003cli\u003eCompatible battery bank (sold separately)\u003c\/li\u003e\n      \u003cli\u003eSolar panels (sold separately)\u003c\/li\u003e\n      \u003cli\u003eLicensed solar\/electrical installer\u003c\/li\u003e\n      \u003cli\u003eElectrical permit and utility interconnection agreement\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"cpd-acc-item\"\u003e\n  \u003cbutton class=\"cpd-acc-trigger\" onclick=\"cpdT('cpd-p-8764660252825',this)\"\u003eShipping \u0026amp; Returns \u003cspan class=\"cpd-acc-icon\"\u003e+\u003c\/span\u003e\u003c\/button\u003e\n  \u003cdiv class=\"cpd-acc-body\"\u003e\n    \u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Free standard shipping to all 48 continental U.S. states. Ships LTL freight — inspect all units before signing delivery receipts. Typical transit 5–10 business days.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eReturns:\u003c\/strong\u003e 30-day return window. Uninstalled, original condition only. Contact \u003ca href=\"mailto:support@chargeprodirect.com\" style=\"color:#191970;font-weight:700\"\u003esupport@chargeprodirect.com\u003c\/a\u003e for warranty claims.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"cpd-acc-item\"\u003e\n  \u003cbutton class=\"cpd-acc-trigger\" onclick=\"cpdT('cpd-p-8764660252825',this)\"\u003eFrequently Asked Questions \u003cspan class=\"cpd-acc-icon\"\u003e+\u003c\/span\u003e\u003c\/button\u003e\n  \u003cdiv class=\"cpd-acc-body\"\u003e\n    \u003cp\u003e\u003cstrong\u003eWhat is Tigo Energy Intelligence and how does it work?\u003c\/strong\u003e\u003cbr\u003eTigo EI is an onboard energy management platform that optimizes how your system allocates solar production, battery storage, and grid power in real time. It handles self-consumption optimization, backup reserve management, and time-of-use scheduling automatically without manual reprogramming.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eDoes the Tigo EI work with Tigo optimizers?\u003c\/strong\u003e\u003cbr\u003eYes — the EI inverter is designed to work natively with Tigo module-level optimizers for enhanced module-level monitoring and rapid shutdown compliance. Using Tigo optimizers with this inverter gives you a fully integrated Tigo ecosystem from module to system level.\u003c\/p\u003e\n    \u003cp\u003e\u003cstrong\u003eWhat batteries are compatible?\u003c\/strong\u003e\u003cbr\u003eThe TSI-11.4K-US supports high-voltage and standard lithium battery banks. Confirm your battery's communication protocol is on Tigo's compatibility list before purchasing.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"background:linear-gradient(135deg,#191970,#0d0d4a)!important;border-radius:10px!important;padding:28px!important;margin:28px 0 0!important;text-align:center!important\"\u003e\n    \u003cp style=\"font-family:'Montserrat',sans-serif!important;font-weight:800!important;font-size:16px!important;color:#fff!important;margin:0 0 6px!important\"\u003eNeed the right inverter to pair with this?\u003c\/p\u003e\n    \u003cp style=\"font-size:14px!important;color:rgba(255,255,255,0.8)!important;margin:0 0 18px!important\"\u003eSize your battery bank and confirm panel compatibility in 6 steps.\u003c\/p\u003e\n    \u003ca href=\"\/pages\/build-your-system\" style=\"display:inline-block!important;background:#7DF9FF!important;color:#191970!important;font-family:'Montserrat',sans-serif!important;font-weight:800!important;font-size:14px!important;text-transform:uppercase!important;letter-spacing:1px!important;padding:14px 32px!important;border-radius:6px!important;text-decoration:none!important\"\u003eBuild Your System →\u003c\/a\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\u003cscript\u003efunction cpdT(id,btn){var b=btn.nextElementSibling;var o=b.classList.contains('open');var w=document.getElementById(id);w.querySelectorAll('.cpd-acc-body').forEach(function(x){x.classList.remove('open')});w.querySelectorAll('.cpd-acc-trigger').forEach(function(x){x.classList.remove('open')});if(!o){b.classList.add('open');btn.classList.add('open')}}\u003c\/script\u003e\n\u003c\/div\u003e","brand":"Tigo","offers":[{"title":"Default Title","offer_id":47851483332761,"sku":"sku-52282806108435","price":2329.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/4944\/1433\/files\/Tigo_3_8kW_Energy_Storage_Hybrid_Inverter_3_8KW_BackUp_EthernetWiFi__26828.jpg?v=1779715579","url":"https:\/\/chargeprodirect.com\/products\/tigo-ei-11-4kw-energy-storage-hybrid-inverter-tsi-11-4k-us-ethernet-wifi","provider":"Charge Pro Direct","version":"1.0","type":"link"}