Built-in Active Cell Balancing, ensuring
Built-in Active Cell Balancing, ensuring optimal performance and longevity of the battery pack

Discover the Voltronic Power LIO II-4810E with Lithium Iron Phosphate technology, 51.
In stock
Introducing the Voltronic Power LIO II-4810E, a cutting-edge energy storage system designed for efficiency and reliability. With advanced Lithium Iron Phosphate technology, this system offers a nominal voltage of 51.2V and a robust capacity of 100Ah, ensuring optimal performance in various conditions. The LIO II-4810E is ideal for residential energy storage, commercial backup power, and renewable energy integration, providing a reliable and efficient power solution.
Specifications last updated 27 March 2026
| 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 |
| Nominal Voltage | 51.2 V |
| Battery Capacity | 100Ah |
| Max. Continuous Charging / Discharging Current | 50A/100A @ 25°C |
| Max. Charging Voltage | 57.6 V |
| Max. Discharging Voltage | 43.2 V |
| Max. Parallel Unit | 15 |
| Dimension, D X W X H (mm) | 140 x 450 x 500 |
| Net Weight (kg) | 43 |
| BMS Communication | RS485, RS232, CAN |
| Safety Standard | EN IEC 61000-6-3, EN IEC 61000-6-1, EN IEC 61000-3-2, IEC 61000-3-3, IEC 62619, UN38.3 |
| Operation Temperature | Charge: 0°C~50°C Discharge: 0°C~50°C |
|---|---|
| Operation Temperature (Charge) | 0°C~45°C |
| Operation Temperature (Discharge) | -20°C~60°C (>45°C derating) |
| Operation Humidity | 5% ~ 95% RH (non-condensing) |
| Operation Air Pressure | 61 kPa~ 113 kPa |
| Lifecycle | 4000 cycles @ 80% DOD |
| IP Protection | IP65 |








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Read: Lead-Acid vs Lithium-Ion UPS Batteries: Cost, Lifespan & TCO Compared →The LIO II-4810E features a nominal voltage of 51.2 V and a battery capacity of 100Ah. It supports a maximum continuous charging current of 50A and a discharging current of 100A at 25°C.
Yes, the LIO II-4810E is designed to be compatible with various solar panel systems and can be paralleled with up to 15 units for increased capacity.
The dimensions of the LIO II-4810E are 140 x 450 x 500 mm, and it weighs 43 kg. It has an IP65 protection rating, making it dust-tight and protected against water jets.
The LIO II-4810E should be installed in a location that maintains an operation temperature between 0°C and 45°C for charging and -20°C to 60°C for discharging. Ensure proper ventilation and avoid direct sunlight.
The LIO II-4810E comes with a warranty that covers 4000 cycles at 80% Depth of Discharge (DOD), ensuring long-term reliability and performance.
The LIO II-4810E is certified with CE and UN38.3 standards, ensuring compliance with international safety and transportation regulations.
The LIO II-4810E operates efficiently within a temperature range of 0°C to 45°C for charging and -20°C to 60°C for discharging. It supports humidity levels from 5% to 95% RH (non-condensing).
The LIO II-4810E offers high efficiency with its Lithium Iron Phosphate technology, a long lifecycle of 4000 cycles, and robust IP65 protection, making it ideal for various energy storage applications.