Overview
The LiitoKala Lii-VTC5A is a high-performance 18650 Li-ion rechargeable battery built for high-drain devices. With a 2600mAh typical capacity, 30A maximum continuous discharge, and low internal resistance, it delivers dependable power output and stable voltage under heavy load.
Main Features
- High-drain 30A discharge suitable for demanding applications
- 2600mAh typical capacity ensures long runtime and stable energy delivery
- 3.7V nominal voltage with 4.2V charging limit
- Up to 1000 recharge cycles for extended lifespan
- ≤20mΩ internal resistance enhances current efficiency
- Integrated explosion-proof valve for operational safety
- Reliable performance across -20°C to 80°C temperature range
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | LiitoKala |
| Model | Lii-VTC5A |
| Type | Li-ion 18650 |
| Nominal Capacity | 2600mAh (2500–2600mAh) |
| Nominal Voltage | 3.7V |
| Charging Voltage | 4.2V |
| Working Voltage Range | 2.75–4.2V |
| Continuous Discharge Current | Max 30A |
| Recharge Cycles | Up to 1000 |
| Internal Resistance | ≤20mΩ |
| Operating Temperature | -20°C to 80°C |
| Size | 65.5mm x 18.5mm |
| Weight | 46g ±1g |
| Rechargeable | Yes |
Applications
Primary Uses:
The Lii-VTC5A is ideal for high-drain flashlights, vape mods, RC models, and power tools, offering efficient energy delivery and stable voltage under load.
Extended Benefits:
Also suitable for e-bikes, solar storage units, and portable power systems, providing consistent power and fast recovery characteristics.
Compatibility / Upgrade:
Fully compatible with LiitoKala smart chargers and BMS-equipped packs, serving as a durable upgrade for most 18650-based systems.
Product FAQ
What makes the Lii-VTC5A suitable for high-drain devices?
Its 30A continuous discharge rating and low internal resistance allow it to handle high current loads safely and efficiently.
Is this a protected or unprotected battery?
It is an unprotected high-drain cell, intended for devices that include built-in safety circuits or BMS modules.
How long can this cell last?
The Lii-VTC5A supports up to 1000 full recharge cycles, maintaining stable capacity and performance.
Can it replace other 18650 cells like the 25R?
Yes, it can be used as a direct performance upgrade in devices compatible with standard unprotected 18650 cells.
Does it require a specific charger?
It should be charged with a dedicated Li-ion charger, such as the LiitoKala Lii-500, ensuring correct voltage cutoff and safety.






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