Description
The V-TAC VT-14033 LiFePO4 battery is a modern and efficient solution for energy storage in residential or commercial photovoltaic systems. With a generous capacity of 14.33kWh and advanced LiFePO4 technology, this battery offers high safety, extended service life and consistent performance in daily operation.
The ultra-slim design and wall-mounting allow for elegant integration into technical spaces without taking up much room. The battery features CAN communication for extended compatibility with modern hybrid inverters and can operate in self-consumption, energy backup or off-grid applications.
With over 8,000 charge cycles and high charge/discharge efficiency, the VT-14033 is an ideal choice for users seeking energy independence and long-term reliability.
Compatible with a wide range of hybrid inverters from leading manufacturers, including Deye, Growatt, SOFAR, Solis, Victron Energy, KSTAR, Sol-Ark, LuxPowerTek, Aiswei, Sorotec, and TBB Power. Compatibility may vary depending on the inverter model and firmware version.
Key features
✅ High storage capacity: 14.33kWh
✅ Safe and stable LiFePO4 technology
✅ Over 8,000 charge cycles
✅ Ultra-slim design for wall mounting
✅ CAN communication for integration with hybrid inverters
✅ High charging and discharging current
✅ Stable operation across a wide temperature range
| General specifications |
| Model |
VT-14033 |
| Brand |
V-TAC |
| Battery type |
LiFePO4 (Lithium Iron Phosphate) |
| Rated capacity |
280Ah |
| Nominal energy |
14.33kWh |
| Nominal voltage |
51.2V |
| Charge / Discharge |
| Standard charging current |
130A |
| Standard discharge current |
130A |
| Maximum charging current |
140A |
| Maximum discharge current |
140A |
| Charging voltage |
57.6V |
| Final discharge voltage |
43.2V |
| Performance and protection |
| Service life |
≥8000 cycles @25°C, DOD90% |
| Communication |
CAN |
| Protection |
IP20 |
| Internal resistance |
16mΩ |
| Dimensions and temperature |
| Dimensions |
660 x 154 x 900 mm / 116.5 kg |
| Chamber temperature |
0°C ~ 60°C |
| Unloading temperature |
-20°C ~ 60°C |
Advantages
- Ideal for residential and commercial photovoltaic systems
- Compatible with numerous hybrid inverters
- Sleek and compact design
- Low long-term cost due to high cycle count
- Thermal stability and high safety compared to other battery technologies
- Low maintenance
Download the technical data sheet
Download the manual
