Overview
The LiitoKala Lii-52S 26700 5000mAh is a high-energy lithium rechargeable battery designed for demanding power systems. With a nominal voltage of 3.7V and more than 1000 charge cycles, this cell offers strong discharge capability, excellent stability, and consistent performance across a wide range of applications.
Main Features
- 5000mAh high capacity for extended runtime and energy storage
- 3.7V nominal voltage, discharge cutoff at 2.5V/cell
- Low internal resistance (<20mΩ) ensures efficient current flow
- Continuous discharge current 3C, maximum up to 5C
- Compatible with multi-cell configurations (3S–20S)
- Long cycle life: over 1000 cycles at 80% DOD
- Excellent thermal and electrical safety design
- Reliable under varying environmental conditions
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | LiitoKala |
| Model | Lii-52S |
| Type | Lithium 26700 |
| Capacity | 5000mAh |
| Nominal Voltage | 3.7V |
| Charge Voltage | 4.20V per cell |
| Discharge Cut-off Voltage | 2.50V per cell |
| Internal Resistance | <20mΩ |
| Continuous Discharge Current | 3C |
| Maximum Discharge Current | 5C |
| Cycle Life | >1000 cycles (DOD 80%) |
| Dimensions | 26.5 × 70.5 mm |
| Weight | Approx. 100g ±1g |
| Charging Temperature | 0–45°C |
| Discharging Temperature | -20–60°C |
| Storage Temperature | -20–45°C |
Applications
Primary Uses
Engineered for electric vehicles, e-bikes, scooters, and golf carts, providing dependable power with a high continuous discharge capability.
Extended Benefits
Ideal for solar storage, energy backup, and industrial-grade power tools, supporting high-load demands with long-term durability.
Compatibility / Upgrade
Easily integrates into custom battery packs and LiitoKala BMS systems, suitable for 3S to 20S series configurations in professional or DIY energy solutions.
Product FAQ
What type of chemistry does the LiitoKala Lii-52S use?
The Lii-52S uses a lithium-based chemistry optimized for high capacity and discharge performance at 3.7V nominal voltage.
How many charge cycles can this battery achieve?
It supports over 1000 cycles at 80% depth of discharge, maintaining excellent capacity retention.
Can this battery be used in solar energy storage systems?
Yes, it’s suitable for solar power storage, inverters, and other renewable applications requiring reliable 26700 lithium cells.
What is the safe charging voltage for the Lii-52S?
The standard charging voltage is 4.20V per cell using a lithium-compatible smart charger.
Can multiple LiitoKala Lii-52S cells be connected together?
Yes, they can be configured in series or parallel (3S–20S) to create custom voltage and capacity packs for different power systems.
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