400V High Voltage LiFePO4 Battery 24kWh–64kWh | Stackable Solar Energy Storage System for Home

Free Shipping & Free Tax The price listed is the final price. Free shipping, customs duties and tax are included, so you don’t need to pay any additional fees. This product is shipped from China, with an estimated delivery time of 45–60 working days after shipment. 400V High Voltage LiFePO4 Battery for Home Solar Storage Reliable, scalable energy storage designed for modern residential solar systems. ✅ Stackable Capacity 24kWh – 64kWh ✅ Safe LiFePO4 Battery Technology ✅ 6000+ Cycle Life ✅ Intelligent BMS Protection ✅ Perfect for Home Solar Energy Storage Reliable High Voltage Solar Battery for Residential Energy Storage The BetterESS 400V High Voltage LiFePO4 Battery System is designed to provide reliable, efficient, and scalable energy storage for residential solar power systems. With its stackable modular design, the system allows flexible expansion from 24kWh to 64kWh, making it ideal for households looking to increase energy independence and maximize solar self-consumption. High Voltage System The 400V high voltage design reduces current loss and improves system efficiency compared with traditional low-voltage batteries. Modular & Scalable Flexible stackable modules allow capacity expansion from 24kWh to 64kWh to meet growing energy needs. Long Lifespan Built with premium LiFePO4 cells offering 6000+ cycles and a 10+ year service life. Intelligent Battery Management Advanced BMS provides real-time monitoring and multiple protections for voltage, current and temperature. Designed for Multiple Energy Applications 🏡 Residential Solar Storage Store excess solar energy during the day and power your home at night. ⚡ Home Backup Power Keep essential appliances running during power outages. 🌞 Off-Grid Solar Systems Reliable power solution for remote locations and off-grid living. 💰 Energy Cost Optimization Store low-cost electricity and use it during peak tariff hours. Technical Specification Parameter Specification Model 3P-HV-DC400V-1P8S-314 Rate Power 4200W High Voltage Side - Work voltage (VDC) 350~450 High Voltage Side - Rated voltage (VDC) 400 High Voltage Side - Max continuous output power (W) 4200 Battery Type LFP Number of battery strings 8 Battery capacity 314AH Rated voltage (VDC) 25.6 Minimum full-load voltage (VDC) 22.4 Max full-load voltage (VDC) 28.8 Working Voltage (VDC) 20~30 Battery size 610.0×250.0×390.0 mm BCMU - Number of voltage detection channels 8 BCMU - Number of temperature detection channels 8 Battery current detection -375A~+375A, ≤±1% Safety & EMC standards IEC60730, IEC62477, IEC61000-6-1/3 Max number of parallel units 16 Switching time 6ms Operating mode Charging / Discharging / Standby / Shutdown (Sleep) / Maintenance Isolation method High-frequency isolation Cooling method Natural cooling Protection Over-temperature, Over-current, Short-circuit, Over-charge, Over-discharge, Cell over-voltage Protection grade Can achieve IP65 or higher when integrated with the complete machine Operating temperature -20°C~50°C, No derating Storage temperature -40°C~70°C Relative humidity 5%~95%, no cooling Operating altitude 4000m MAX, >2000m derating Communication interface CAN, 232, 485 【Compatible inverter】 Growatt, Goodwe, SofarSolar, Deye, Voltronic, Victron, SRNE, Megarevo, PYLONTECH, Luxpowertek, Sorortec, SMA, GINLONG, MUST, TBB, STUDER, etc. (Contact us for compatibility with other inverters..)