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LiFePO4 lithium battery 0.64 kWh - Wattuneed W12V50Ah 12.8 V 50 Ah – Bluetooth communication
Wattuneed lithium battery for 12 V solar batteries, designed for energy storage for self-consumption, back-up and isolated sites. LiFePO4 chemistry with integrated BMS and Bluetooth monitoring to check voltage, current and temperature. Recommended for replacing an AGM/GEL battery while maintaining a 12 V installation.
- Specifications: 0.64 kWh (12.8 V, 50 Ah). Charging current 50 A. DoD up to 90%; 3,000 cycles at 85% DoD and 4,500 cycles at 50% DoD.
- Cells: LiFePO4 (Lithium Iron Phosphate) chemistry, suitable for cyclic energy storage applications.
- BMS + communication: integrated BMS with Bluetooth for real-time monitoring (overall voltage, charge/discharge current, temperature).
- Compatibility + scalability: It allows direct replacement of 12 V AGM/GEL batteries without modifying the original charge/discharge structure.
Wattuneed Lithium battery: Power and reliability for your projects
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Important notice for our customers in Belgium: An environmental contribution of € 14.45 excluding VAT will be applied to the purchase of each Wattuneed 12.8V 50Ah lithium battery. More information at the bottom of the page. |
Product benefits
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- Longer service life
Service life at 85% depth of discharge (DoD) >/= 3000
Service life at 50% depth of discharge (DoD) LiFePO4 battery >/= 4500
3-year warranty
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- Super-safe Lithium technology (LifePO4)
Stable chemical composition - LiFePO4, no gas, no danger of explosion or fire.
An integrated battery management system (BMS) prevents premature failure due to environmental influences or misuse.
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- Standard size design
Perfect AGM/GEL battery replacement without changing the original charge/discharge structure.
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- Low weight
More than half the weight of AGM/GEL batteries
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- Greater usable capacity
Depth of discharge up to 90%, i.e. around 40% greater than AGM/GEL batteries.
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- Wider operating temperature range
Range -10°C...+55°C
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- Low self-discharge
Only about 3% per month for storage / non-use
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- BMS protection
Every W12V50Ah has an integrated battery management system that protects the battery from extreme conditions. It displays overall voltage, charge/discharge current and battery temperature.
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Important notice for our customers in Belgium:
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Bluethooth connection
XiaoXiangElectric (Play Store):
Step 1:
Click on the following link to download the application: Download the application here
Bat Check Apple APP STORE
Step 1:
Scan the QR-CODE or click on the following link to download the application: Download the application here

Comparative table of price per useful kWh over the life of the battery at a glance!
Battery comparison
There are several storage technologies: Gel or AGM batteries, lithium batteries, OPzS and OPsV. It's not easy to choose the right technology for your needs. Each technology has its own characteristics (size, power, cost, number of cycles and lifespan, etc.). Use this table to quickly compare the price per useful kWh over the lifetime of the batteries.
C10 = examination of a charge or discharge in 10 hours.
C24 = examination of a charge or discharge in 24 hours.
Data sheet
- Voltage
- 12V
- Technology
- Lithium
- Battery capacity
- 50 Ah
- Width
- 195 mm
- Height
- 170 mm
- Thickness
- 132 mm
- Load current
- 50 A
- Weight
- 4,5 kg
Specific References
- UPC
- 768563821011
- EAN13
- 0768563821011
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LiFePO4 lithium battery 0.64 kWh - Wattuneed W12V50Ah 12.8 V 50 Ah – Bluetooth communication — Lithium battery
LiFePO4 lithium battery 0.64 kWh - Wattuneed W12V50Ah 12.8 V 50 Ah – Bluetooth communication by Wattuneed is available in our Lithium battery catalog. Technical specifications: voltage: 12V, technology: Lithium, battery capacity: 50 Ah, width: 195 mm, height: 170 mm, thickness: 132 mm, load current: 50 A, weight: 4,5 kg. Product weight: 5.0 kg. Reference: Wattuneed-12-8V-50ah.
