
Voltronic Power Battery Datasheet — VOLTRONIC-LIO-II-4810
Discover the Voltronic Power LIO II-4810 with 5 kWh usable energy and lithium iron phosphate technology for efficient energy storage.
SKU: VOLTRONIC-LIO-II-4810 | Last Updated: 2026-03-27
⚡Electrical Specifications
| Inner Resistance | <20ΜΩ |
| Certifications | UN38.3, IEC 62619, EN 61000-6-3 EN 61000-6-1, UKCA |
| Standard Charge Method | 0.2C CC (Constant Current) charge to FC, CV (Constant Voltage) charge till charge current decline to <0.05C |
| Battery Cell Technology | Lithium Iron Phosphate |
| Applicable Inverter Rating | ≤ 5.6 kW / 6 kW – 12 kW / 6 kW – 12 kW / 6 kW – 12 kW |
| Usable Energy | 5 kWh / 10 kWh / 15 kWh / 20 kWh |
| Rated Discharging Current | 150 A / 150 A / 150 A / 150 A |
| Peak Discharging Current | 192 A, 1 min / 192 A, 1 min / 192 A, 1 min / 192 A, 1 min |
| Nominal Voltage | 51.2 V |
| Operating Voltage | 40 – 56 VDC |
| Charging Current | 100 A Max, 30 A Default |
| Dimension, D x W x H (mm) without feet | 185 x 540 x 420 / 185 x 540 x 840 / 185 x 540 x 1260 / 185 x 540 x 1680 |
| Net Weight (kg) | 48 / 96 / 144 / 192 |
| Weight | 48 / 96 / 144 / 192 |
| Operation Temperature (Charge) | 0°C–50°C |
| Storage Temperature | < 18 months: -20°C–25°C / < 3 months: 25°C–45°C / < 1 month: 45°C–60°C / < 1 month: 45°C–60°C |
| IP Protection | IP20 |
| Communication | RS485 port (RJ45), CAN |
| Full Charge Voltage (FC) | 56 V ± 0.1 V |
| Full Discharge Voltage (FD) | 42 V |
| Protection | BMS |
🔧Mechanical Specifications
🌡️Environmental Specifications
| Operation Temperature | Charge: 0°C~50°C Discharge: 0°C~50°C |
📏Dimensions
Width540
Height420
Depth185
Weight48 / 96 / 144 / 192
✅Certifications
IEC 62619EN 61000-6-3EN 61000-6-1UKCAUN38.3