{"product_id":"big-battery-growatt-3k-inverter","title":"Big Battery | Growatt 3K Inverter","description":"\u003ch1\u003eBig Battery | Growatt 3K Inverter\u003c\/h1\u003e\n\u003cp\u003eThe Big Battery Growatt 3K Inverter is a compact \u003cstrong\u003e48V off-grid inverter\/charger\u003c\/strong\u003e combining a 3,000W pure sine wave inverter, integrated MPPT solar charge controller, AC transfer switch, and battery charger in one unit. It supports up to \u003cstrong\u003e4,000W of PV input\u003c\/strong\u003e, provides 80A maximum PV charging, and can be configured for off-grid or solar-input priority. Up to six units can operate in parallel for systems up to 18kW, while CAN and RS485 communication support compatible battery BMS integration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKEY FEATURES\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3,000W Pure Sine Wave Output\u003c\/strong\u003e – Delivers clean AC power for compatible appliances, electronics, and off-grid loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6,000VA Surge Capacity\u003c\/strong\u003e – Handles short-duration startup and surge loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e48V Battery System\u003c\/strong\u003e – Designed for compatible 48VDC lithium battery systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated MPPT Solar Controller\u003c\/strong\u003e – Built-in solar charge controller supports up to 4,000W of PV array power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e80A Maximum PV Charge Current\u003c\/strong\u003e – Supports high-current solar battery charging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e250VDC Maximum PV Open-Circuit Voltage\u003c\/strong\u003e – Supports higher-voltage PV string configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e120V AC Output\u003c\/strong\u003e – Provides 100\/110\/120VAC selectable output at 50\/60Hz in battery mode.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated AC Transfer Switch\u003c\/strong\u003e – Automatically switches between utility\/input power and inverter output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower \u0026amp; Solar Priority Modes\u003c\/strong\u003e – Configurable operating modes help manage solar, grid, and battery power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPS Functionality\u003c\/strong\u003e – Typical transfer time of approximately 10ms helps maintain connected loads during power interruptions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParallel Expansion\u003c\/strong\u003e – Supports up to 6 units in parallel for systems up to 18kW.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSplit-Phase \u0026amp; 3-Phase Capability\u003c\/strong\u003e – Six units are required for supported split-phase or 3-phase configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCAN\/RS485 BMS Communication\u003c\/strong\u003e – Supports communication with compatible lithium battery management systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional WiFi Monitoring\u003c\/strong\u003e – Supports remote system monitoring with compatible WiFi hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLCD Display\u003c\/strong\u003e – Provides system operating, charging, and fault information.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design\u003c\/strong\u003e – Weighs approximately 26.5 lb for easier installation in space-constrained systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable for Off-Grid \u0026amp; Backup Power\u003c\/strong\u003e – Designed for homes, cabins, campers, RVs, and other mid-sized energy systems. \u003ca href=\"https:\/\/bigbattery.com\/products\/growatt-3k-inverter\/\"\u003e\u003c\/a\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBig Battery \/ Growatt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGrowatt 3K Inverter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSPF 3000TL LVM-ES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eINV001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOff-Grid Inverter \/ Charger\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3,000VA \/ 3,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurge Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6,000VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWaveform\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePure Sine Wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePeak Efficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Output Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 \/ 110 \/ 120VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 \/ 60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransfer Time – Typical\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransfer Time – Maximum\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Input Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePC Input Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e95–140VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHome Appliance Input Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e65–140VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Charge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum PV Array Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum PV Charge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum PV Open-Circuit Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMPPT Trackers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStrings per MPPT\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParallel Capability\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes, up to 6 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Parallel System Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 18kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e3-Phase \/ Split-Phase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes, 6 units required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCAN \/ RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWiFi Monitoring\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandby Power Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0°C to 50°C \/ 32°F to 122°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-15°C to 60°C \/ 5°F to 140°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5%–95%, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e26.5 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDepth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.3 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e19.1 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