48V 400Ah LiFePO4 Lithium Battery,Auto Fire Suppression,WiFi & Bluetooth, 48V Server Rack Battery with 3U Rack Mount Kit, 20.48kWh,6000+ Cycles,for Solar Energy Storage, Off-Grid, Backup Power
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Why This Deal Is Worth It
I have spent enough time digging through spec sheets to know that most solar batteries are a headache of hidden costs and compatibility nightmares. The VPauexii unit stands out because it actually includes the rack and all the cabling, which saves you an entire weekend of tracking down parts at the hardware store. That is roughly six months of school lunches saved in labor and hardware costs alone. Unlike the cheaper batteries I have tried that require constant manual monitoring, this one uses built-in software to talk to your inverter directly. It handles the heavy lifting of energy management so you are not constantly checking an app to see if your home is actually backed up. This is for the busy parent or homeowner managing a remote property who is terrified of the power going out during a storm. If you are tired of paying for expensive grid energy during peak hours, this battery solves the problem of unreliable power by acting as a silent, automated generator that simply works. The one thing to know is that while this is plug-and-play, it is physically heavy. You will need a second pair of hands to get it onto the rack safely. Do not try to lift this solo, or you will be nursing a back injury instead of enjoying your energy independence.
Thomas Brooks
Premium Durability & BIFL Expert
About this item
- 【30-Day Free Return & 5-Year Warranty】: Shop with Confidence, Backed by Our Promise.Your purchase is protected by our ironclad promise: 30-day free returns, 30-day Price Protection Promise,a 5-year warranty, and a guaranteed expert solution within 12 hours. We handle any issue, so you can enjoy true peace of mind. It's engineered with the same dependable quality trusted in our golf cart battery line!Add to Cart now to experience risk-free shopping!
- 【All-Inclusive Kit with FREE Rack — Save $300+】Get a complete plug-and-play solution for a seamless setup. This kit includes everything: a 3U Stacking Mount kit (a $300+ value), pre-assembled cables, grounding wires, terminal covers, and a clear manual. Designed for rapid deployment—just unbox, connect, and power up. Eliminate extra costs and technical guesswork, saving time and labor. Ideal for technicians and remote site managers seeking a truly worry-free installation.
- 【Works with 99% of Inverters】: VPauexii 48V battery is engineered for seamless compatibility with the vast majority of inverters (99%+), eliminating complex specs and brand limitations. It establishes instant closed-loop communication with major brands like EG4,Victron, Sol-Ark, GodWe, DEYE,SUNGOLDPOWER and more via CAN/RS485 ports, enabling intelligent operation and maximizing battery lifespan. A required communication & power cable is included for easy setup—just connect and power up.
- 【Auto Fire Device】: The VPauexii 48V server rack battery features a built-in auto-extinguishing safety system with a 12g aerosol fire retardant canister. It activates automatically within milliseconds at temperatures exceeding 170°C (338°F), effectively suppressing thermal runaway and preventing fires without any human intervention. Ensure complete safety for your home and family.
- 【Standard 3U Rack Design】: This 48V 100AH lithium battery features a standard 3U rack design for maximum space efficiency and server density. Weighing only 99 lbs with compact dimensions (17.4"W x 18.8"D x 5.22"H), it supports vertical installation and Horizontal orientation(Engineered for stacking) and can be easily handled by one person. Scale your system by paralleling up to 15 units for a total capacity of 76.8kWh to meet diverse power needs.
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