# Power Adapter MEAN WELL DDR-120A-48

**URL:** https://aio.lv/en/product--mean-well-ddr-120a-48--4358414
**Data updated:** 2025-12-29 17:17 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** mean well
**Manufacturer code:** DDR-120A-48
**EAN:** 4021087051040
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 81.90 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 67.69 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mean-well-ddr-120a-48--4358414

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Thursday | free |
| Pickup points | 07.07.2026 | 1.89 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

The MEAN WELL DDR-120A-48 is a reliable 120W power adapter with an output voltage of 48V. It features a compact design with dimensions of 32mm width, 102mm depth, and 125.2mm height. This adapter complies with RoHS standards, ensuring environmental safety. It is ideal for various applications requiring stable power supply. Each pack contains 28 units, making it suitable for bulk purchases.

## Long description

The MEAN WELL DDR-120A-48 is an ultra-slim industrial DC-DC DIN-rail converter designed to deliver a stable 48V DC output from a 9–18V DC input. With a rated output power of 120W and a single output capable of 48V at 2.1A, this compact unit (32 mm × 102 mm × 125.2 mm) is RoHS compliant and intended for installations where space-saving, reliable power conversion on a DIN rail is required.
Advantages
The DDR-120A-48 provides efficient DC-DC conversion in a narrow housing suitable for DIN-rail mounting, offering a constant 48V output and built-in protections typical of industrial converters. Its compact footprint and compliance with RoHS make it appropriate for equipment racks and control cabinets where space and regulatory conformity matter.
Suitable for
 DIN-rail mounted control cabinets and automation panels
 Industrial equipment requiring 48V DC from 9–18V DC sources
 Telecommunications and networking devices with 48V input requirements
 Bulk installations and system integrators (sold in packs)
Key specifications
 Model: MEAN WELL DDR-120A-48 (DDR-120A-48)
 Input voltage: 9–18 V DC
 Output: 48 V DC, 2.1 A (single output)
 Rated power: 120 W
 Dimensions (W × D × H): 32 mm × 102 mm × 125.2 mm
 Mounting: DIN-rail
 RoHS: compliant
 Pack quantity: 28 units per pack
 Brand: mean well
 MPN: DDR-120A-48
 EAN: 4021087051040
How to use
Mount the converter on a standard DIN rail inside the equipment cabinet. Connect a suitable 9–18 V DC supply to the input terminals following the polarity markings, and connect the 48 V DC output to the load, ensuring the load current does not exceed 2.1 A. Verify wiring is secure and observe recommended clearance for ventilation. Follow all applicable electrical safety standards during installation and commissioning.
Usage recommendations
Use the DDR-120A-48 within the specified input range (9–18 V DC) and rated output current. Install in environments within the manufacturer's specified temperature and humidity ranges, provide adequate ventilation, and protect against overcurrent and short-circuit conditions using appropriate upstream fusing or protection devices.

## Specifications

| Feature | Value |
|---|---|
| Output voltage | 48 |
| Output power | 120 W |

### Certificates

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

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.51 kg |
| Height | 125.2 mm |
| Width | 32 mm |
| Depth | 102 mm |

### Logistics data

| Feature | Value |
|---|---|
| Quantity per pack | 28 pc(s) |

## FAQ

### How much does the Power Adapter MEAN WELL DDR-120A-48 cost, and is it available for purchase?

The price is 81.90 € (valid at the time of publication and already includes all taxes). The item is available for order — 12 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 Thursday 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, Installment. All transactions are 100% secure and encrypted.

### Can Power Adapter MEAN WELL DDR-120A-48 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 DDR-120A-48?

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/4358414/64280944_large.webp