# Battery charger everActive UC-4000 for AA/AAA household batteries, 4-slot, 100–240V, black

**URL:** https://aio.lv/en/product--everactive-uc-4000--1892138
**Data updated:** 2026-01-21 10:51 (EET)
**Category:** Battery chargers
**Manufacturer:** everActive
**Manufacturer code:** UC-4000
**EAN:** 5903205770233
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 50.99 €
**Prices and availability valid until:** 2026-07-10 23:59
**Price without VAT (21%):** 42.14 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--everactive-uc-4000--1892138

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Monday | free |
| Pickup points | 18.06.2026 | 1.99 EUR |
| Courier delivery to door | 18.06.2026 | 4.99 EUR |

## Summary description

everActive UC-4000 is a household battery charger for AA and AAA rechargeable cells. It supports up to 4 batteries simultaneously, compatible with Li‑Ion technology and AAA/R03 1000 mAh cells, and includes an AC adapter. Designed for 100–240 V input and finished in black, it charges common household cells for everyday devices.

## Long description

The Everactive UC-4000 Household Battery AC charger is a multi-chemistry charging device intended for home use. It supports Lithium Iron Phosphate (LiFePO4), Lithium Polymer (LiPo), Lithium-Ion (Li-Ion) and Nickel-Metal Hydride (NiMH) battery chemistries. The charger operates at a charging voltage of 12V and provides up to 3A charging current. The unit's compact black housing fits typical household environments and accommodates standard AA and AAA cells, with capacity to hold multiple batteries simultaneously for convenient replenishment.
Advantages
The charger accepts several widely used battery technologies, allowing one device to service different types of rechargeable cells. A 12V/3A charging specification offers a balance between charging speed and thermal management suitable for everyday use. Its ability to handle AA and AAA sizes and multiple cells at once reduces the need for extra chargers and simplifies battery maintenance. The black enclosure provides a neutral appearance that integrates easily into home settings.
Suitable for
 Charging AA rechargeable batteries for remotes, toys and flashlights
 Charging AAA rechargeable batteries for small electronics and sensors
 Maintaining and recharging Li-Ion, LiPo or LiFePO4 cells used in hobby electronics and portable devices (within supported form factors)
 Household battery management where multiple cells require regular recharging
Key specifications
 Supported chemistries: LiFePO4, LiPo, Li-Ion, NiMH
 Charging voltage: 12V
 Charging current: 3A
 Compatible battery sizes: AA, AAA
 Number of batteries supported simultaneously: 21
 Colour: Black
How to use
Place the charger on a stable, non-flammable surface and connect it to a suitable mains outlet. Insert batteries according to their size and polarity markings; ensure correct orientation before starting charging. Select the appropriate chemistry or charging mode if the charger requires manual selection, and begin the charge cycle. Observe the charger's indicators to confirm charging status and wait until the cycle completes before removing batteries.
Usage recommendations
Use the Everactive UC-4000 in a well-ventilated area and avoid covering the device during operation. Only charge batteries of the types and sizes specified, and do not mix damaged or leaking cells with good ones. Follow manufacturer guidelines for individual battery chemistries—for example, use appropriate charge profiles for LiFePO4, LiPo and Li-Ion cells. Disconnect the charger from mains when not in use.

## Specifications

### Power

| Feature | Value |
|---|---|
| Charging voltage | 12 |
| Charging current | 3 A |

### Battery

| Feature | Value |
|---|---|
| Batteries included | No |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |
| Built-in display | Yes |

### Packaging content

| Feature | Value |
|---|---|
| Plug adapter | Yes |
| Quantity per pack | 1 pc(s) |

### Features

| Feature | Value |
|---|---|
| Number of batteries supported | 21 |
| Compatible battery sizes | AA, AAA |
| Compatible battery technologies | Lithium Iron Phosphate (LiFePo4), Lithium Polymer (LiPo), Lithium-Ion (Li-Ion), Nickel-Metal Hydride (NiMH) |
| Power protection features | Overcharge |
| Power source type | AC |
| Suitable for | Household battery |

## FAQ

### How much does the Battery charger everActive UC-4000 cost, and is it available for purchase?

The price is 50.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 15 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 Monday 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 everActive 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 everActive 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: number of batteries supported, product colour, compatible battery sizes, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/1892138/53778300_large.webp