# Single-use battery Energizer EN-639333

**URL:** https://aio.lv/en/product--energizer-en27b2--418620
**Data updated:** 2026-03-20 17:55 (EET)
**Category:** Batteries
**Manufacturer:** Energizer
**Manufacturer code:** EN27B2
**EAN:** 7638900393330
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 4.49 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 3.71 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--energizer-en27b2--418620

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.89 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

The Energizer EN-639333 is a single-use A27 alkaline battery, measuring 28.2 mm in height and 8 mm in diameter. Weighing only 4.4 g, it is designed for reliable performance in various devices. Packaged in a blister, this battery ensures easy handling and storage. Ideal for powering small electronics, it offers long-lasting energy and dependable quality from a trusted brand.

## Long description

The Energizer EN-639333 is a single-use A27 alkaline battery designed for compact electronic devices that require a 12 V power source. With dimensions of 28.2 mm height and 8 mm diameter and a weight of 4.4 g, this battery is intended for applications where small size and reliable, long-lasting energy are important. Supplied in a blister pack for convenient handling and storage, the cell is suitable for a variety of miniature devices including keyless entry systems and garage door openers.
Advantages
This A27 alkaline battery delivers consistent 12 V output and stable performance across a range of temperatures. Its compact cylindrical form factor and low weight make it easy to install in small housings and portable devices. The blister packaging protects the cell until use and simplifies storage. As a product from a recognized brand in portable power, it offers predictable single-use operation without the need for recharging.
Suitable for
Keyless entry remotes and car alarm fobs
Garage door openers and remote controls
Small wireless sensors and alarms
Compact electronic toys and LED indicators
Key specifications
Battery type: single-use alkaline cell
Nominal voltage: 12 V
Cell size: A27
Dimensions: 28.2 mm (height) × 8 mm (diameter)
Weight: 4.4 g per cell
Packaging: blister pack, 2 pieces included
How to use
Check the device’s battery compartment for the correct cell orientation and remove any depleted batteries before inserting the new A27 cell. Ensure the contact points are clean and dry, then place the battery with the correct polarity markings aligned to the device’s terminals. Close the compartment securely and verify device operation. Dispose of spent batteries according to local regulations for single-use alkaline cells.
Usage recommendations
Store unused batteries in a cool, dry place away from direct sunlight and metal objects that could cause short circuits. Replace all batteries in a device at the same time and use the specified A27 size to maintain optimal device performance. Do not attempt to recharge single-use alkaline cells; follow local guidelines for disposal or recycling.

## 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 4.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 60 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 10.07.2026 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 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

https://aio.lv/img/cache/product/418620/64048451_large.webp