# Extralink Power supply AD-55B 24V/27.6V 55W Grey Metal Housing

**URL:** https://aio.lv/en/product--extralink-ex14114--4641624
**Data updated:** 2025-12-29 17:36 (EET)
**Category:** UPS
**Manufacturer:** Extralink
**Manufacturer code:** EX.14114
**EAN:** 5903148914114
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 38.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 31.81 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--extralink-ex14114--4641624

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 25.06.2026 | free |
| Pickup points | 30.06.2026 | 1.99 EUR |
| Courier delivery to door | 30.06.2026 | 4.99 EUR |

## Summary description

The Extralink Power supply AD-55B provides a DC output voltage of 27.6V and a power output of 55W. It features a metal housing for durability and operates on an AC input voltage of 100-240V. Compact dimensions make it suitable for various applications.

## Long description

The Extralink Power supply AD-55B 24V/27.6V 55W is a buffer power supply designed to convert 230 V mains AC to DC and provide uninterrupted power to connected equipment. It accepts connection of an external battery so that, in the event of a mains outage, the unit can draw energy from the battery to maintain operation of the receiving device. The unit has a metal perforated housing for improved airflow and compact dimensions suitable for various installations.
Advantages
The perforated metal housing improves cooling by facilitating airflow. Screw terminals are clearly marked to simplify cable connections according to electrical practices. An adjustable potentiometer allows the installer to fine-tune the output voltage within the specified range. The device supports external battery connection for backup power, enabling continuity of operation during mains interruptions.
Suitable for
Powering surveillance cameras and access control panels
Supplying small network devices and routers
Providing backup power for alarm systems
Key specifications
Model: Extralink AD-55B (EX.14114)
Output voltage: 24 V / 27.6 V DC (adjustable)
Power output: 55 W
AC input voltage: 100–240 V
Housing: grey perforated metal
Weight: 0.466 kg
EAN: 5903148914114
How to use
Mount the unit in a well-ventilated location and connect the AC input to a suitable 100–240 V supply following local electrical regulations. Connect the DC output to the receiving device using the marked screw terminals. If backup is required, connect a compatible external battery to the designated terminals following polarity and battery manufacturer instructions. Use the onboard potentiometer to adjust the output voltage to the required level before placing the device into service.
Usage recommendations
Install the power supply in a dust-free, ventilated area and ensure secure, correct wiring. Use a battery with appropriate voltage and capacity for backup; verify polarity and secure connections. Periodically check terminal tightness and ventilation openings for dust buildup to maintain reliable operation.

## Specifications

| Feature | Value |
|---|---|
| DC output current | 2 A |
| AC input frequency | 50 - 60 |
| AC input voltage | 100 - 240 |
| DC output voltage | 27.6 V |

### Design

| Feature | Value |
|---|---|
| Product colour | Grey |
| Housing material | Metal |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.466 kg |
| Height | 38 mm |
| Width | 159 mm |
| Depth | 97 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 20 - 90 |
| Storage temperature (T-T) | -20 - 85 |
| Operating temperature (T-T) | -10 - 60 |
| Storage relative humidity (H-H) | 10 - 95 |

### Packaging content

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

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 2800 g |
| Package depth | 170 mm |
| Package height | 140 mm |
| Package width | 220 mm |
| Package type | Box |

## FAQ

### How much does the Power supply Extralink AD-55B cost, and is it available for purchase?

The price is 38.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 36 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 25.06.2026 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: 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 Extralink 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 Extralink 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: weight, product colour, 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/4641624/65772517_large.webp