Vatrer 48V 100Ah WiFi Server Rack LiFePO4 Battery
- 48 V system
- 4,000-5,999 Wh
- Low-temperature cut-off
- 3-year warranty
A 5.12 kWh, 51.2 V server rack LiFePO4 battery with a touchscreen, Bluetooth and WiFi monitoring, CAN and RS485 ports and parallel expansion to ten units.
$870
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Usability
5.0 out of 10Strengths
- Remote WiFi monitoring and OTA updates
- Bluetooth app and touchscreen at the rack
- Closed-loop CAN and RS485 ports
- Expands in parallel without rewiring
- Front breaker cuts the whole battery
Drawbacks
- No heatercharging stops near freezing
- Continuous current only matches its capacity
- Warranty depreciates after the second year
- Two more warranty years only after a review
- No IP rating for damp spaces
- Manual and page differ on weight and box contents
Specs
- Capacity4,000-5,999 Wh
- AC OutputNot applicable
- System Voltage48 V
- Panel PowerNot applicable
- Charge CurrentNot applicable
- Safety ListingUL 1973 listed
- Cell TypeNot applicable
- Low-Temp ChargingLow-temperature cut-off
- Warranty3 Years
- MonitoringBluetooth built in
- Weight100.8 lb
At a glance
- 442 x 450 x 155 mm
- M8 terminals
- WiFi antenna in the box
- 16 cells in series
- Vatrer Power is the brand of Shenzhen Vatrer Power Source Technology Co., Ltd., a company based in Shenzhen, China, that its own blog says was founded in 2021.
- The VATRER trademark is registered at the USPTO to Guangdong Zhongju Power Technology Co., Ltd. of Huizhou, and no US company is named behind the brand.
- It sells with a cart at vatrerpower.com, which also runs Canadian, European, Japanese and Australian stores.
- In the US it also sells on Amazon through the VATRER POWER brand store and on Walmart.com as the marketplace seller VATRER POWER.
The Vatrer 48V 100Ah WiFi server rack battery (SKU D-WF-LM512100, model LM512100 on its Intertek authorization) is a 51.2 V, 100 Ah LiFePO4 battery of 16 cells in series storing 5,120 Wh.
Its BMS is rated 100 A continuous charge and discharge, with a 58.4 V charge cut-off, a 40 V discharge cut-off and a 20 to 50 A standard charging current. By the manual it charges at 0 to 55°C and discharges at −20 to 60°C; the page gives charging as 32 to 113°F, with a charge cut-off near 32°F.
It has CAN, two RS485 ports, RS232, Bluetooth and WiFi with OTA firmware updates, a touchscreen, a front breaker and M8 terminals, and up to 10 run in parallel for 51.2 kWh. It measures 442 x 450 x 155 mm (17.4 x 17.7 x 6.1 in) and weighs 45.7 kg (100.8 lb) by the manual, 102.5 lb by the page.
The manual's box holds the battery, two connectors, power, ground and network cables, a WiFi antenna, terminal covers, screws and the manual; the page lists two 6 AWG cables and two mounting brackets. The same 5,120 Wh rack sells with Bluetooth only (D-LM512100-HEI-6) at $929.99.
A wall-mounted IP65 version (51.2V-100AH-BG-D, 113.63 lb, up to 30 in parallel) sells at $899.99.
