{"product_id":"foxess-5-7-us-8kwh-battery-hub-foxess-5-7-us-8kwh-battery-hub","title":"FoxESS 5.7-US + 8kWh Battery + Hub - FoxESS 5.7-US + 8kWh Battery + Hub","description":"\u003ch2\u003eFoxESS 5.7-US 8kWh hub bundle — whole-home backup kit\u003c\/h2\u003e\n\u003cp data-start=\"337\" data-end=\"784\"\u003e\u003cstrong data-start=\"337\" data-end=\"375\"\u003eFoxESS 5.7-US + 8kWh Battery + Hub\u003c\/strong\u003e is a powerful, intelligent, and future-ready energy storage system designed for homeowners and small commercial users who want reliable backup power, improved energy efficiency, and greater control over electricity usage. Built with advanced lithium battery technology and a high-performance inverter hub, this system supports stable energy storage, seamless power distribution, and long-term sustainability.\u003c\/p\u003e\n\u003cp data-start=\"786\" data-end=\"1121\"\u003eAs energy costs continue to rise and grid reliability becomes uncertain, investing in a robust battery and inverter solution ensures uninterrupted power and smarter energy management. This integrated system is engineered to work efficiently with renewable energy sources while offering exceptional performance, safety, and scalability.\u003c\/p\u003e\n\u003cp\u003eThe \u003ca href=\"https:\/\/www.portlandiaelectric.supply\/products\/foxess-5-7-us-8kwh-battery-hub-foxess-5-7-us-8kwh-battery-hub\" target=\"_self\" title=\"\"\u003eFoxESS 5.7-US 8kWh hub bundle\u003c\/a\u003e combines the H1-5.7-US split-phase hybrid inverter, one ECS4000-H2 (≈7.95–8.0 kWh) high-voltage battery, and the FOX Hub G2 energy gateway for fast UPS-like transfer and clean whole-home backup. (See official US H1\/AC1, ECS4000, and FOX Hub G2 datasheets.)\u003c\/p\u003e\n\u003ch2\u003eWhat’s included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eH1-5.7-US hybrid inverter, 120\/240 V split-phase, 5.7 kW AC output (Type 4X). \u003csup\u003e[datasheet]\u003c\/sup\u003e\n\u003c\/li\u003e\n\u003cli\u003eECS4000-H2 battery stack: CM4000 + 1×CS4000 ≈7.95 kWh usable, 90% DoD, LFP. \u003csup\u003e[datasheet]\u003c\/sup\u003e\n\u003c\/li\u003e\n\u003cli\u003eFOX Hub G2 gateway: 200 A busbar, 48 kW rated, ~20 ms transfer, Type 3R. \u003csup\u003e[datasheet]\u003c\/sup\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSeamless on\/off-grid transition (~20 ms) with whole-home wiring through \u003cstrong\u003eFoxESS 5.7-US 8kWh hub bundle\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eHigh-voltage LFP stack with 90% DoD and modular expansion up to 27.8 kWh.\u003c\/li\u003e\n\u003cli\u003eParallel up to 4 inverters; built-in Wi-Fi\/LAN monitoring.\u003c\/li\u003e\n\u003cli\u003eOutdoor-ready enclosures: inverter Type 4X; hub Type 3R.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ccaption\u003e\n\u003cstrong\u003eFoxESS 5.7-US 8kWh hub bundle\u003c\/strong\u003e — technical data\u003c\/caption\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eAC output (inverter)\u003c\/th\u003e\n\u003ctd\u003e5.7 kW nominal, split-phase 120\/240 V. \u003csup\u003e[H1\/AC1 V4.2]\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBattery energy (initial)\u003c\/th\u003e\n\u003ctd\u003e≈7.95–8.0 kWh (ECS4000-H2: 115.2 V, 90% DoD). \u003csup\u003e[ECS4000]\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExpandable\u003c\/th\u003e\n\u003ctd\u003eUp to 7 modules in series (max 27.8 kWh). \u003csup\u003e[ECS4000]\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGateway rating\u003c\/th\u003e\n\u003ctd\u003e200 A busbar, 48 kW rated AC, ~20 ms switchover. \u003csup\u003e[Hub G2]\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnclosure ratings\u003c\/th\u003e\n\u003ctd\u003eInverter Type 4X; Hub Type 3R. \u003csup\u003e[H1\/AC1, Hub G2]\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertifications\u003c\/th\u003e\n\u003ctd\u003eUL1741\/1741SB, IEEE 1547 (inverter); UL9540\/1973\/9540A (battery). \u003csup\u003e[H1\/AC1, ECS4000]\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eChoose the \u003cstrong\u003eFoxESS 5.7-US 8kWh hub bundle\u003c\/strong\u003e for clean installation, rapid transfer, and modular storage that grows with your needs.\u003c\/p\u003e\n\u003ch2 data-start=\"1128\" data-end=\"1195\"\u003eWhat Makes FoxESS 5.7-US + 8kWh Battery + Hub a Reliable Choice?\u003c\/h2\u003e\n\u003cp data-start=\"1197\" data-end=\"1460\"\u003eThe \u003cstrong data-start=\"1201\" data-end=\"1239\"\u003eFoxESS 5.7-US + 8kWh Battery + Hub\u003c\/strong\u003e is designed with a strong focus on efficiency, durability, and user convenience. The system combines a 5.7kW inverter with an 8kWh high-capacity battery, enabling users to store surplus energy and use it whenever needed.\u003c\/p\u003e\n\u003cp data-start=\"1462\" data-end=\"1726\"\u003eThe hub plays a critical role by managing energy flow between solar panels, battery storage, and household loads. This intelligent coordination ensures minimal energy loss, optimized charging cycles, and stable power delivery during outages or peak demand periods.\u003c\/p\u003e\n\u003ch2 data-start=\"1733\" data-end=\"1802\"\u003eHigh-Capacity Battery Performance and Intelligent Power Management\u003c\/h2\u003e\n\u003cp data-start=\"1804\" data-end=\"2070\"\u003eThis system features an advanced lithium-ion battery that delivers consistent performance and a long operational lifespan. The 8kWh capacity is ideal for covering essential household loads, reducing dependency on the grid, and supporting energy-efficient lifestyles.\u003c\/p\u003e\n\u003cp data-start=\"2072\" data-end=\"2391\"\u003eThe inverter hub ensures seamless energy conversion and real-time monitoring. With smart energy distribution, users can prioritize critical appliances, improve self-consumption of stored power, and enhance overall system efficiency. The design emphasizes thermal stability, electrical safety, and long-term reliability.\u003c\/p\u003e\n\u003ch2 data-start=\"2398\" data-end=\"2451\"\u003eKey Features of FoxESS 5.7-US + 8kWh Battery + Hub\u003c\/h2\u003e\n\u003cp data-start=\"2453\" data-end=\"2601\"\u003eThe \u003cstrong data-start=\"2457\" data-end=\"2495\"\u003eFoxESS 5.7-US + 8kWh Battery + Hub\u003c\/strong\u003e offers a range of features that make it suitable for both residential and light commercial installations:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"2605\" data-end=\"2650\"\u003eHigh-efficiency inverter with stable output\u003c\/li\u003e\n\u003cli data-start=\"2653\" data-end=\"2699\"\u003eScalable battery design for future expansion\u003c\/li\u003e\n\u003cli data-start=\"2702\" data-end=\"2747\"\u003eIntelligent hub for seamless energy control\u003c\/li\u003e\n\u003cli data-start=\"2750\" data-end=\"2792\"\u003eCompatible with \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Renewable_energy\" target=\"_blank\" title=\"\" rel=\"noopener\"\u003erenewable energy\u003c\/a\u003e systems\u003c\/li\u003e\n\u003cli data-start=\"2795\" data-end=\"2839\"\u003eAdvanced safety protections and monitoring\u003c\/li\u003e\n\u003cli data-start=\"2842\" data-end=\"2888\"\u003eCompact, modern design for easy installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2890\" data-end=\"2999\"\u003eThese features ensure users gain maximum value, energy savings, and peace of mind over the system’s lifespan.\u003c\/p\u003e\n\u003ch2 data-start=\"3006\" data-end=\"3059\"\u003eInstallation Flexibility and Long-Term Scalability\u003c\/h2\u003e\n\u003cp data-start=\"3061\" data-end=\"3277\"\u003eInstallation is straightforward due to the system’s modular structure and compact form factor. The battery and hub can be configured to suit different energy requirements, making it adaptable for growing power needs.\u003c\/p\u003e\n\u003cp data-start=\"3279\" data-end=\"3543\"\u003eScalability is a major advantage, allowing users to add additional battery capacity in the future without replacing the entire system. This flexibility makes the solution future-proof and cost-effective, especially for users planning long-term energy independence.\u003c\/p\u003e\n\u003ch2 data-start=\"3550\" data-end=\"3608\"\u003eBenefits of Choosing FoxESS 5.7-US + 8kWh Battery + Hub\u003c\/h2\u003e\n\u003cp data-start=\"3610\" data-end=\"3699\"\u003eChoosing the \u003cstrong data-start=\"3623\" data-end=\"3661\"\u003eFoxESS 5.7-US + 8kWh Battery + Hub\u003c\/strong\u003e provides multiple long-term benefits:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"3703\" data-end=\"3758\"\u003eReduced electricity bills through stored energy usage\u003c\/li\u003e\n\u003cli data-start=\"3761\" data-end=\"3799\"\u003eReliable backup power during outages\u003c\/li\u003e\n\u003cli data-start=\"3802\" data-end=\"3851\"\u003eImproved energy independence and sustainability\u003c\/li\u003e\n\u003cli data-start=\"3854\" data-end=\"3902\"\u003eEfficient power management with smart controls\u003c\/li\u003e\n\u003cli data-start=\"3905\" data-end=\"3953\"\u003eDurable system built for long-term performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3955\" data-end=\"4076\"\u003eThis solution empowers users to take control of their energy consumption while contributing to a more sustainable future.\u003c\/p\u003e","brand":"FoxESS","offers":[{"title":"Default Title","offer_id":42531241099398,"sku":"PES-ESS-AIO-0014","price":8453.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/5188\/6982\/files\/DC12_900x_c6fe9d00-3355-4da7-b6b8-964282e44b0b.jpg?v=1761479345","url":"https:\/\/www.portlandiaelectric.supply\/products\/foxess-5-7-us-8kwh-battery-hub-foxess-5-7-us-8kwh-battery-hub","provider":"Portlandia Electric Supply","version":"1.0","type":"link"}