{"product_id":"eg4-solar-charge-controller-mppt-500vdc-100a-mppt100-48hv","title":"EG4 Solar Charge Controller MPPT | 500VDC 100A | MPPT100-48HV","description":"\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"9dac5f6c-31e5-46cc-bf08-0bef698ac27d\" data-message-model-slug=\"gpt-5-5\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003ch1 data-section-id=\"gkpbct\" data-start=\"0\" data-end=\"62\"\u003e\u003cstrong\u003e\u003cspan\u003eMaximize Solar Charging Performance for 48V Battery Systems\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cspan\u003eThe EG4 MPPT100-48HV is a simple, reliable solar charge controller designed to help you get more usable power from your solar array. It converts higher-voltage solar input into the lower, steady voltage needed to safely charge a 48V battery bank, making it a strong option for expanding or improving a new or existing solar system.\u003c\/span\u003e\u003c\/div\u003e\n\u003ch2 data-start=\"373\" data-end=\"389\"\u003e\u003cstrong\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-start=\"391\" data-end=\"536\"\u003e\u003cspan\u003e\u003cstrong data-start=\"391\" data-end=\"422\"\u003eMaximizes Solar Harvesting:\u003c\/strong\u003e Uses MPPT technology to pull the most available power from your solar panels for more efficient battery charging.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-start=\"538\" data-end=\"678\"\u003e\u003cspan\u003e\u003cstrong data-start=\"538\" data-end=\"564\"\u003eHigh-Voltage PV Input:\u003c\/strong\u003e Supports up to 500VDC open-circuit voltage, helping reduce the need for combiner boxes in certain system designs.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-start=\"680\" data-end=\"786\"\u003e\u003cspan\u003e\u003cstrong data-start=\"680\" data-end=\"706\"\u003eFast Battery Charging:\u003c\/strong\u003e Delivers up to 100A of charging current, with adjustable settings from 0A–100A.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-start=\"788\" data-end=\"893\"\u003e\u003cspan\u003e\u003cstrong data-start=\"788\" data-end=\"825\"\u003eDesigned for 48V Battery Systems:\u003c\/strong\u003e Built for 48V nominal battery banks with a 48–62VDC charging range.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-start=\"895\" data-end=\"997\"\u003e\u003cspan\u003e\u003cstrong data-start=\"895\" data-end=\"919\"\u003eBuilt-In Protection:\u003c\/strong\u003e Includes PV array DC disconnect and battery breakers for added system safety.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-start=\"999\" data-end=\"1133\"\u003e\u003cspan\u003e\u003cstrong data-start=\"999\" data-end=\"1029\"\u003eEG4 Battery Communication:\u003c\/strong\u003e Communicates with EG4 batteries through the RS485 BMS port when used with non-EG4 compatible inverters.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"1135\" data-end=\"1148\"\u003e\u003cspan\u003e\u003cstrong data-start=\"1135\" data-end=\"1148\"\u003eUse Cases\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1150\" data-end=\"1434\"\u003e\u003cspan\u003eThe EG4 MPPT100-48HV is ideal for adding more solar charging capability to off-grid, backup power, cabin, RV, and battery-based solar systems. It can also be used to expand an existing system where additional PV input is needed to support faster charging and better energy production.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1 data-start=\"1436\" data-end=\"1450\"\u003e\u003cstrong\u003e\u003cspan\u003eTech Specs\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong data-start=\"1452\" data-end=\"1465\"\u003ePV Input:\u003c\/strong\u003e Up to 500VDC\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong data-start=\"1546\" data-end=\"1572\"\u003eMax PV String Current:\u003c\/strong\u003e 22A\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong data-start=\"1685\" data-end=\"1705\"\u003eBattery Voltage:\u003c\/strong\u003e 48V nominal\u003c\/span\u003e\u003cbr data-start=\"1717\" data-end=\"1720\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong data-start=\"1720\" data-end=\"1747\" data-is-only-node=\"\"\u003eCharging Voltage Range:\u003c\/strong\u003e 48–62VDC\u003c\/span\u003e\u003cbr data-start=\"1822\" data-end=\"1825\"\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong data-start=\"1825\" data-end=\"1843\"\u003eCommunication:\u003c\/strong\u003e RS485 BMS port\u003c\/span\u003e\u003cbr data-start=\"1858\" data-end=\"1861\"\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong data-start=\"1861\" data-end=\"1876\"\u003eProtection:\u003c\/strong\u003e Built-in PV disconnect and battery breaker\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Signature Solar","offers":[{"title":"Default Title","offer_id":51916543525185,"sku":"1570006","price":440.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0272\/2601\/3761\/files\/9546996e-33dd-4dd8-b2dd-25d65ad493b8__02276.jpg?v=1783020052","url":"https:\/\/backupgeneratorstore.com\/products\/eg4-solar-charge-controller-mppt-500vdc-100a-mppt100-48hv","provider":"Backup Generator Store","version":"1.0","type":"link"}