# Rechargeable Li-ion Battery 18650 4000 mAh 3.6V, No name ARB-L18 (039-625)

**URL:** https://aio.lv/en/product--no-name-039-625--11879549
**Data updated:** 2026-03-09 20:46 (EET)
**Category:** Batteries
**Manufacturer:** No name
**Manufacturer code:** 039-625
**EAN:** 6942870311098
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 32.49 €
**Prices and availability valid until:** 2026-08-01 23:59
**Price without VAT (21%):** 26.85 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--no-name-039-625--11879549

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.07.2026 | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

Rechargeable Li-ion 18650 cell No name ARB-L18 (039-625) with 4000 mAh nominal capacity and 3.6 V nominal voltage. Designed as a single 18650-format battery for flashlights, power banks, portable electronics and DIY battery packs. Provides high-capacity energy storage for extended run time; requires compatible charger and protection circuitry when used in multi-cell setups.

## Long description

Rechargeable Li-ion Battery 18650 4000 mAh 3.6V No name ARB-L18 is a single-cell 18650-format lithium-ion cell offering a nominal capacity of 4000 mAh and a nominal voltage of 3.6 V. It is designed for devices and projects that require a compact, high-capacity cylindrical cell. The cell is intended to be used with a compatible charger and, when assembled into multi-cell packs, with appropriate protection and balancing circuitry to ensure safe operation.
Advantages
The 18650 4000 mAh cell provides extended run time compared with lower-capacity 18650 cells while maintaining standard dimensions for broad device compatibility. Its nominal 3.6 V voltage makes it suitable for many portable electronics and flashlight designs that accept a single 18650 cell. The cell’s high capacity is useful for reducing the frequency of charging in everyday use or in DIY battery pack applications where energy density is important.
Suitable for
 Flashlights and torches that accept 18650 cells
 Power banks and portable charging devices (with proper battery management)
 Portable electronics and gadgets designed for single 18650 cells
 DIY battery packs and custom power solutions (use with protection circuitry)
 Hobbyist and maker applications requiring high-capacity cylindrical cells
Key specifications
 Cell type: Lithium-ion (Li-ion), cylindrical 18650 format
 Nominal capacity: 4000 mAh
 Nominal voltage: 3.6 V
 Typical uses: single-cell devices, multi-cell packs with protection
 Form factor: 18 mm diameter × 65 mm length (standard 18650 dimensions)
How to use
Use the cell in devices that explicitly support 18650 lithium-ion batteries and match the nominal voltage and dimensions. Charge the cell only with a charger that is compatible with lithium-ion chemistry and the 18650 form factor; follow charger manufacturer instructions. When assembling two or more cells into a multi-cell pack, always include appropriate battery protection, balance charging, and monitoring circuitry to prevent overcharge, over-discharge, and cell imbalance. Insert the cell with correct polarity and ensure secure mechanical and electrical connections in holders or battery packs.
Usage recommendations
Store and operate the battery within manufacturer-recommended temperature ranges for lithium-ion cells. Avoid deep discharges and prolonged storage at full charge. Replace the cell if it shows signs of physical damage, swelling, excessive heating, or a significant drop in capacity. For safety and performance, use a dedicated Li-ion charger and, for multi-cell configurations, a proper protection circuit module (PCM) or battery management system (BMS).

## FAQ

### How much does the No name ARB-L18 18650 4000 mAh 3.6V battery cost, and is it available for purchase?

The price is 32.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 156 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 21.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All No name products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized No name service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11879549/67297532_large.webp