# Power Adapter MEAN WELL MPM-20-12 20W 12V 90-264V

**URL:** https://aio.lv/en/product--mean-well-mpm-20-12--3951471
**Data updated:** 2026-01-09 12:23 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** mean well
**Manufacturer code:** MPM-20-12
**EAN:** 4021087048835
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 30.49 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 25.20 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mean-well-mpm-20-12--3951471

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

The MEAN WELL MPM-20-12 is a compact power adapter with an input voltage range of 90-264V and an output power of 20W at 12V. It is designed for reliable performance in various applications. The adapter is RoHS compliant, ensuring it meets environmental standards. With a depth of 52.4 mm, height of 24 mm, and a lightweight design of 50 g, it is easy to integrate into different setups. Ideal for powering devices that require stable 12V input.

## Long description

The MEAN WELL MPM-20-12 is an AC-DC single-output medical encapsulated power supply that delivers 12 V DC at up to 1.8 A (20 W). With a universal input of 90–264 V AC and compact PCB through-hole format, this adapter is designed for reliable, space-saving integration in medical and industrial equipment. It meets RoHS requirements and features reinforced insulation (2 x MOPP) suitable for medical applications.
Advantages
The MPM-20-12 provides a stable 12 V output with short-circuit and overload protection in an encapsulated housing that simplifies PCB mounting. Its wide input range (90–264 V AC) allows use in different mains environments, while the small size (depth 52.4 mm, height 24 mm) and low weight (50 g) facilitate integration into compact designs. Reinforced isolation (2 x MOPP) supports safety compliance for medical devices.
Suitable for
 Powering medical devices with low power consumption
 Embedded systems and control boards on PCB
 Industrial equipment requiring a reliable 12 V rail
 Products needing reinforced isolation for patient-safe circuits
Key specifications
 Output voltage: 12 V DC
 Output current: 1.8 A (20 W)
 Input voltage: 90–264 V AC
 Mounting: PCB through-hole
 Safety isolation: 2 x MOPP (medical reinforced insulation)
 Dimensions: depth 52.4 mm, height 24 mm
 Weight: 50 g
 Compliance: RoHS
How to use
Install the adapter on the PCB using the designated through-hole pins and secure mechanical fastening points where applicable. Connect the AC mains input (90–264 V AC) according to the manufacturer’s wiring diagram and ensure correct polarity on the 12 V DC output. Verify proper ventilation and keep the surrounding area free of conductive debris. Test the output voltage under load before connecting sensitive equipment.
Usage recommendations
For medical applications, observe applicable standards and device-level safety requirements; maintain creepage and clearance distances on the PCB and follow MEAN WELL’s application notes for mounting, thermal management and protective circuitry to ensure long-term reliable operation.

## Specifications

| Feature | Value |
|---|---|
| Input voltage | 90 - 264 |
| Output voltage | 12 |
| Output power | 20 W |

### Certificates

| Feature | Value |
|---|---|
| Compliance certificates | RoHS |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.05 kg |
| Height | 24 mm |
| Depth | 52.4 mm |

### Logistics data

| Feature | Value |
|---|---|
| Quantity per pack | 240 pc(s) |

## FAQ

### How much does the Power Adapter MEAN WELL MPM-20-12 cost, and is it available for purchase?

The price is 30.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 23.07.2026 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. 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 mean well 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 mean well 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, 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 Power Adapter MEAN WELL MPM-20-12?

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/3951471/64239103_large.webp