# Single-use battery Energizer EN-639333

**URL:** https://aio.lv/en/product--energizer-7638900393330--242810
**Data updated:** 2025-12-28 21:11 (EET)
**Category:** Batteries
**Manufacturer:** Energizer
**Manufacturer code:** 7638900393330
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3.49 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 2.88 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--energizer-7638900393330--242810

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.06.2026 | free |
| Pickup points | 03.07.2026 | 1.89 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

The Energizer EN-639333 is a single-use alkaline battery (A27 size) with a height of 28.2 mm and a diameter of 8 mm. Weighing only 4.4 g, it is designed for reliable performance in various devices. Packaged in a convenient blister, this battery ensures long-lasting power for your gadgets.

## Long description

The Energizer EN-639333 is a single-use A27 (also called 27A) alkaline battery that delivers 12 V in a compact 28.2 mm × 8 mm metal cell. Weighing approximately 4.4 g and sold in a blister pack of two, this miniature battery is intended to provide dependable power for small electronic devices where a 12 V button-style cell is required.
Advantages
The A27 Energizer battery offers steady 12 V output in a very small form factor, compatible with a range of keyless entry systems, garage door openers and other remote controls. Its alkaline chemistry provides stable performance during typical single-use applications, and the compact size makes it easy to carry spares or store in a vehicle or toolbox.
Suitable for
Keyless entry remotes
Garage door openers
Small remote controls and wireless sensors
Other devices specified to use A27 / 27A batteries
Key specifications
Brand: Energizer
Model: EN-639333
Cell size: A27 (27A)
Chemistry: Alkaline
Voltage: 12 V
Dimensions: approx. 28.2 mm (height) × 8 mm (diameter)
Weight: approx. 4.4 g per cell
Quantity: 2 pcs per blister
MPN / EAN: 7638900393330
How to use
Install the Energizer A27 battery into the battery compartment of your device, observing the correct polarity (+ and −). Ensure contacts in the device are clean and dry before insertion. Replace both batteries in multi-cell compartments at the same time if recommended by the device manufacturer. Dispose of used single‑use alkaline batteries according to local regulations.
Usage recommendations
Store batteries in a cool, dry place and avoid direct sunlight or excessive heat. Remove batteries from a device if it will not be used for an extended period to prevent leakage. Use Energizer A27 batteries in devices that explicitly list A27/27A compatibility to ensure safe and reliable operation.

## Specifications

### Battery

| Feature | Value |
|---|---|
| Battery type | Single-use battery |
| Battery size(s) | A27 |
| Battery technology | Alkaline |
| Battery voltage | 12 V |
| Number of batteries included | 2 pc(s) |
| Battery capacity | 23 mAh |
| Product colour | Black, Silver |
| Heavy metals free | Hg (mercury) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.0044 kg |
| Height | 28.2 mm |
| Diameter | 8 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package type | Blister |

## FAQ

### How much does the Single-use battery Energizer EN-639333 cost, and is it available for purchase?

The price is 3.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 4312 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 30.06.2026 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: Cash payment, 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 Energizer 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 Energizer 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: battery type, battery technology, battery voltage, number of batteries included, weight, battery size(s), 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.

### Where can I download the instructions for Single-use battery Energizer EN-639333?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

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