{"product_id":"renogy-cabin-solution-2560w-19-2kwh","title":"Renogy Cabin Solution | 2560W 19.2kWh Off-Grid Power System","description":"\u003cp\u003eIf you're building a full-time off-grid setup - not a weekend retreat - you need storage that can absorb a full day of solar production and carry real loads through the night. This system delivers 19.2kWh of battery capacity, 2560W of solar input, and a 3500W inverter\/charger, all wired as a 48V bank. It's designed for cabins and rural homes that have settled on their load requirements and want a complete, matched system rather than components sourced from four different vendors. The batteries are AGM, not lithium. Read the note at the bottom before you decide.\u003c\/p\u003e\n\n\u003ch2\u003eRenogy Cabin Solution 19.2kWh Key Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e19.2kWh total battery capacity across eight 12V 200Ah AGM batteries wired in a 48V configuration - enough reserve to cover a cloudy day or high-demand evening without generator backup\u003c\/li\u003e\n  \u003cli\u003e2560W solar array using eight 320W N-Type panels at 22.2% efficiency - a full production array, not a starter setup\u003c\/li\u003e\n  \u003cli\u003e3500W pure sine wave inverter\/charger handles most cabin loads including refrigerators, well pumps, and power tools\u003c\/li\u003e\n  \u003cli\u003eBuilt-in 80A MPPT charge controller accepts up to 4400W of PV at 150V input - solar capacity can grow without swapping hardware\u003c\/li\u003e\n  \u003cli\u003e48V architecture keeps current lower at high wattages, which reduces heat, improves efficiency, and allows more reasonable wire sizing\u003c\/li\u003e\n  \u003cli\u003eBT-2 Bluetooth monitoring module included - no separate purchase required to track state of charge and system performance\u003c\/li\u003e\n  \u003cli\u003eN-Type panels carry a 10-year material\/workmanship warranty and a 25-year power output guarantee\u003c\/li\u003e\n  \u003cli\u003eAll breakers, combiner box, PV wiring, battery interconnects, and inverter cables are included in the box\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\u003cth colspan=\"2\"\u003eSolar Panels - 320W N-Type Monocrystalline (x8)\u003c\/th\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTotal Array Wattage\u003c\/td\u003e\n\u003ctd\u003e2560W\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003e22.2%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eVoc \/ Vmp\u003c\/td\u003e\n\u003ctd\u003e43.82V \/ 37.85V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eIsc \/ Imp\u003c\/td\u003e\n\u003ctd\u003e8.92A \/ 8.46A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMax System Voltage\u003c\/td\u003e\n\u003ctd\u003e1000VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDimensions (per panel)\u003c\/td\u003e\n\u003ctd\u003e64.6 x 34.7 x 1.4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eWeight (per panel)\u003c\/td\u003e\n\u003ctd\u003e32.9 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCE, ISO, UL\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePanel Warranty\u003c\/td\u003e\n\u003ctd\u003e10-year material\/workmanship, 25-year power output\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\u003cth colspan=\"2\"\u003eBattery Bank - 12V 200Ah AGM (x8)\u003c\/th\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBank Configuration\u003c\/td\u003e\n\u003ctd\u003e48V, 400Ah total\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTotal Usable Energy\u003c\/td\u003e\n\u003ctd\u003e19.2kWh (at 50% DOD: 9.6kWh usable)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCycle Life\u003c\/td\u003e\n\u003ctd\u003e500 cycles at 50% DOD\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eInternal Resistance\u003c\/td\u003e\n\u003ctd\u003e~3.5mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMax Charge Current\u003c\/td\u003e\n\u003ctd\u003e60A per battery\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDimensions (per battery)\u003c\/td\u003e\n\u003ctd\u003e20.6 x 9.4 x 8.8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eWeight (per battery)\u003c\/td\u003e\n\u003ctd\u003e127.9 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\u003cth colspan=\"2\"\u003e48V 3500W All-in-One Inverter\/Charger\u003c\/th\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eContinuous Output\u003c\/td\u003e\n\u003ctd\u003e3500W\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eWaveform\u003c\/td\u003e\n\u003ctd\u003ePure Sine Wave\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAC Input \/ Output\u003c\/td\u003e\n\u003ctd\u003e85-140VAC in \/ 100-120VAC out (adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePeak Efficiency\u003c\/td\u003e\n\u003ctd\u003eGreater than 95%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBuilt-in MPPT\u003c\/td\u003e\n\u003ctd\u003e80A, 150V max PV input, 4400W max array\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMax AC Charge Current\u003c\/td\u003e\n\u003ctd\u003e40A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e17.51 x 12.99 x 4.88 in \/ 22.38 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eRKIT2500CB-C43D8-A28-US\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e320W N-Type Monocrystalline Panel x8\u003c\/li\u003e\n  \u003cli\u003e40Ft 10AWG Adaptor Kit (Pair) x4\u003c\/li\u003e\n  \u003cli\u003e5-String Combiner Box x1\u003c\/li\u003e\n  \u003cli\u003e16A 1P DC Breaker x4\u003c\/li\u003e\n  \u003cli\u003eDC Breaker Box x1\u003c\/li\u003e\n  \u003cli\u003e50A 1P DC Breaker x1\u003c\/li\u003e\n  \u003cli\u003e16Ft 10AWG Tray Cables x1\u003c\/li\u003e\n  \u003cli\u003e8Ft 8AWG PV Wire x2\u003c\/li\u003e\n  \u003cli\u003e160A 2P DC MCCB x1\u003c\/li\u003e\n  \u003cli\u003e48V 3500W All-in-One PSW Inverter Charger x1\u003c\/li\u003e\n  \u003cli\u003e12V 200Ah AGM Battery x8\u003c\/li\u003e\n  \u003cli\u003e12in 1AWG Interconnect Cable x8\u003c\/li\u003e\n  \u003cli\u003e8Ft 1AWG Inverter Cables (Pair) x2\u003c\/li\u003e\n  \u003cli\u003eBT-2 Bluetooth Module x1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eA Note on Battery Chemistry\u003c\/h2\u003e\n\u003cp\u003eThis system uses AGM lead-acid batteries. That is not a flaw, but it is a fact worth understanding before you commit $7,699.\u003c\/p\u003e\n\u003cp\u003eAGM performs well in temperature extremes without the low-temp cutoff protection that lithium requires. The chemistry is mature and the batteries are straightforward to maintain. Upfront cost per kilowatt-hour is lower than LiFePO4.\u003c\/p\u003e\n\u003cp\u003eThe cycle life is the limiting factor. AGM at 50% depth of discharge gives you roughly 500 cycles. LiFePO4 at 80% DOD gives you 3,000 to 5,000 cycles. In daily use, AGM may need replacement in 2 to 4 years. LiFePO4 in the same application could run 10 years or longer.\u003c\/p\u003e\n\u003cp\u003eAt 127.9 lbs per battery and eight batteries in this kit, that replacement is not a minor job. Calculate what AGM replacement costs look like over a 10-year horizon versus buying a lithium-based system now. If this is a permanent installation with daily cycling, the math often favors lithium on total cost of ownership. If you're working within a budget now and plan to upgrade later, AGM gets you a functional system today.\u003c\/p\u003e","brand":"Renogy","offers":[{"title":"Default Title","offer_id":48497001169151,"sku":"RKIT2500CB-C43D8-A28-US","price":8449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0815\/5450\/5983\/files\/800x800_fixed.jpg?v=1779892701","url":"https:\/\/homesteadheavy.com\/products\/renogy-cabin-solution-2560w-19-2kwh","provider":"Homestead Heavy","version":"1.0","type":"link"}