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V-TAC is an international company with offices in Bulgaria, Dubai, UK, Hungary, Poland, Romania, India, Hong Kong, and Ireland.
Certificates





| AC Input | |
|---|---|
| AC Input Power: | 1800W Max, 10A |
| AC Input Voltage: | 220–240V~, 50Hz/60Hz |
| PV & Car Charging | |
|---|---|
| PV Charge: | 400W Max., 13-45V ⎓ 12A |
| Car Charging Input: | 12V/24V battery supported, 8A by default |
| Input Charging Power | |
|---|---|
| AC Charging Power: | 1380W Max. |
| PV / Car Charging Power: | 400W Max. |
| AC + PV Charging Power: | 1380W Max. |
| AC Sockets | |
|---|---|
| AC Socket x 3 (Inverter mode): | Pure sine-wave, total 1800W (peak 3000W), 220-240V~, 50Hz/60Hz, 12A |
| AC Socket (Bypass mode): | 220-240V~, 50Hz/60Hz, 1800W Max., 10A Max. |
| Additional ports | |
|---|---|
| USB-A1/A2: | 5V⎓ 3A, 9V⎓2A, 12V⎓1.5A, 18W Max. |
| USB-A3/A4: | 5V⎓2.4A, 12W Max. |
| USB-C1/C2: | 5/9/12/15V⎓3A, 20V⎓5A, 100W Max. |
| CAR CHARGER: | 12.6V⎓10A, 126W Max. |
| DC5521 OUTPUT x 2: | 12.6V⎓3A |
| Notes | |
|---|---|
| Shared Power: | Car charge and DC5521 share power, 126W Max. |
| Inverter mode: | AC output comes from the battery, not the grid. |
| Bypass mode: | AC output comes from the grid, not the battery. |
| 1229Wh, 51.2V, 24Ah |
| Cylindrical Steel-Cased LiFePO4 Cell |
| 3000 Cycles |
| Expandable Battery: NO |
| Optimal operating temperature: | 20°C~30°C |
| Discharge temperature range: | -20°C~45°C |
| Charge temperature range: | 0°C~45°C |
| Storage ambient temperature: | -20°C~45°C (20°C~30°C preferred) |




