# Power adapter for Yealink SIP-T27P T41P T42G T42U T53/T53W, 5V DC 1.2A

**URL:** https://aio.lv/en/product--yealink-psu-5v-dc-12a--11002872
**Data updated:** 2026-02-13 15:46 (EET)
**Category:** Electronics Accessories
**Manufacturer:** Yealink
**Manufacturer code:** PSU 5V DC, 1,2A
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

Replacement power adapter compatible with Yealink SIP-T27P, T41P, T42G, T42U and T53/T53W desk phones. Provides 5V DC at 1.2A output as specified, suitable for powering the listed models where external PSU is required. Compact design for desktop use, ensures stable power delivery and reliable operation of the IP phones.

## Long description

Replacement power adapter compatible with Yealink SIP-T27P, T41P, T42G, T42U and T53/T53W desk phones. This external power supply provides a 5V DC output at 1.2A, matching the voltage and current required by the listed Yealink models when an external adapter is used. The adapter has a compact rectangular housing suitable for desktop placement and delivers stable power to ensure consistent operation of the IP phones.
Advantages
The adapter supplies a regulated 5V DC output at 1.2A to meet the power requirements of supported Yealink phones, reducing the risk of undervoltage or instability. Its compact design saves desk space and simplifies cable routing. Built to provide steady output under typical office loads, the unit helps maintain reliable call connectivity and phone features. The product is a direct-replacement style adapter intended to integrate with the original power input of the specified phone models.
Suitable for
 Powering Yealink SIP-T27P desk phones
 Powering Yealink SIP-T41P desk phones
 Powering Yealink SIP-T42G and T42U desk phones
 Powering Yealink T53 and T53W desk phones requiring external 5V supply
 Replacing a lost or faulty external power supply for the listed models
Key specifications
 Output voltage: 5 V DC
 Output current: 1.2 A
 Output power: 6 W (nominal)
 Connector type: barrel DC plug compatible with specified Yealink phones
 Physical form factor: compact external desktop adapter
 Intended ambient use: indoor office/desk environments
How to use
Connect the barrel DC plug of the adapter into the power input jack on the rear of the Yealink phone model listed. Plug the mains end into a suitable AC outlet that matches the adapter input specification. Ensure the phone is powered off before connection if possible; after connecting, power on the phone and verify normal boot and feature operation. If the phone supports Power over Ethernet (PoE) and is currently PoE-powered, disconnect PoE first if you intend to use the external adapter instead.
Usage recommendations
Use the adapter with the specified Yealink models only and avoid exposure to liquids, extreme temperatures, or prolonged direct sunlight. Inspect the cable and connector for damage before use and replace the adapter if any wear, fraying, or abnormal heat is observed. For best performance, plug the adapter into a surge-protected outlet and avoid daisy-chaining multiple power strips.

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. 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 Yealink 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 Yealink 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

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