【UL】Vatrer 48V (51.2V) 100Ah WiFi Bluetooth Server Rack Lithium Solar Battery EU

Reliable Energy Storage When Your Home Needs It Most

In a solar-powered home or off-grid setup, the most important moment for a battery is not during the day when the sun is shining, but in the evening when electricity is still needed. Lighting, routers, refrigerators, and household electronics all rely on stored energy after solar production stops. The Vatrer 48V 100Ah server rack battery is designed to handle these real-life situations by providing 5120Wh of energy storage, allowing solar energy generated during the day to be stored and used later when demand rises. As a home energy storage battery, it gives households greater flexibility and helps reduce reliance on the electrical grid while keeping essential appliances running smoothly.

Grade-A LiFePO4 Cells for Long-Term Solar Storage

Many traditional lead-acid batteries degrade quickly when used in daily solar charge cycles, which can lead to frequent replacements. The Vatrer 48V 100Ah LiFePO4 solar battery addresses this concern by using EV-grade LiFePO4 cells. With over 5000 charge cycles, this Vatrer LiFePO4 battery is designed to operate reliably for years, helping homeowners avoid the inconvenience and cost of replacing batteries too often.

Smart BMS Protection That Works Even in Cold Conditions

To maintain safe and stable performance, the Vatrer 48V 100Ah battery with WiFi includes a 100A Smart Battery Management System (BMS) that continuously monitors the battery's internal conditions. This system automatically protects the battery from issues such as overcharging, overdischarging, overcurrent, and short circuits, helping maintain long-term stability for the entire solar power system. The battery also includes low-temperature protection. Charging automatically stops when temperatures drop below 32°F, and discharging pauses below -4°F. This coordinated protection helps prevent internal damage and ensures the battery remains reliable across different environments.

WiFi and Bluetooth Monitoring for Smarter Energy Management

The Vatrer battery integrates an intelligent monitoring system that combines WiFi communication, Bluetooth connectivity, and a built-in touch display. The WiFi communication module allows users to remotely monitor the 48V lithium battery system, adjust system settings, perform OTA firmware updates, and manage multiple batteries in larger storage installations. This remote capability is especially useful for off-grid homes or vacation properties.

Gradually Expand Your Energy System Over Time

Energy needs rarely stay the same forever. As households add appliances, electric vehicles, or additional solar panels, energy storage requirements can grow as well. This Vatrer 48V 100Ah battery supports parallel expansion of up to 10 units, allowing users to gradually increase their storage capacity without replacing the original system. When fully expanded, the battery system can reach 51.2kWh of total storage capacity, this modular expansion capability provides flexibility for homeowners planning long-term renewable energy solutions.

Multiple Charging Options for Off-Grid Energy Systems

The Vatrer 48V 100Ah lithium solar battery supports multiple charging methods so it can adapt to different energy conditions. It can be charged using a 58.4V 20A LiFePO4 charger, which typically brings the battery to full capacity in around five hours. In solar systems, it can also store energy directly from solar panels connected through an MPPT controller, capturing renewable power throughout the day. For backup situations, the battery can be charged through a generator with a DC-DC charger, providing an additional energy source when solar production is limited. This flexibility allows the battery to remain operational across a wide range of energy environments.

Flexible Installation for Different Power System Layouts

The Vatrer lithium solar battery with WiFi is designed with a standard server rack form factor, allowing it to fit neatly into common energy storage racks used in residential and off-grid solar systems. At the same time, the battery supports both horizontal placement and vertical rack mounting, making it easier to adapt to different installation environments. This allows installers to easily integrate the battery into solar storage cabinets, off-grid distribution rooms, or backup power systems without complex installation adjustments.

One Battery for Solar, RV, and Off-Grid Power

Energy storage today supports many types of applications beyond residential solar systems. The Vatrer 48V 100Ah server rack lithium battery is designed to operate reliably across multiple environments, including home solar systems, RV electrical setups, marine applications, off-grid cabins, and mobile energy systems. This battery provides stable power output, a long cycle life, and intelligent monitoring that helps you manage your energy more effectively.