# Power Adapter MEAN WELL DDR-120D-48

**URL:** https://aio.lv/en/product--mean-well-ddr-120d-48--4331214
**Data updated:** 2025-12-29 16:02 (EET)
**Category:** Other goods
**Manufacturer:** mean well
**Manufacturer code:** DDR-120D-48
**EAN:** 4021087050951
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 81.90 €
**Prices and availability valid until:** 2026-08-13 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-120d-48--4331214

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Friday | free |
| Pickup points | 22.07.2026 | 1.89 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

The MEAN WELL DDR-120D-48 is a reliable power adapter with an input voltage range of 67.2 - 154 V and an output power of 120 W at 48 V. It complies with RoHS standards and features a compact design with dimensions of 32 mm width, 102 mm depth, and 125.2 mm height. This adapter is ideal for various applications requiring stable power supply.

## Long description

The MEAN WELL DDR-120D-48 is an ultra-slim industrial DC-DC DIN-rail converter designed for applications requiring a stable 48 Vdc supply. It accepts a wide input range of 67.2–154 Vdc and delivers a single 48 V output at up to 2.5 A (120 W). The unit is RoHS compliant and has a compact housing measuring 32 mm (W) x 102 mm (D) x 125.2 mm (H), suitable for space-constrained control cabinets.
Advantages
The DDR-120D-48 provides a compact footprint combined with a wide input voltage window, enabling use with varying DC bus voltages. Its DIN-rail mounting and slim profile simplify integration into industrial panels. The converter offers a regulated single 48 V output with 120 W maximum power and meets RoHS requirements for reduced hazardous substances.
Suitable for
Industrial control cabinets and automation equipment
Telecommunications and network devices requiring 48 V supply
Distributed power systems and DC bus conversion
Applications with limited panel space where DIN-rail mounting is needed
Key specifications
Model: MEAN WELL DDR-120D-48 (MPN: DDR-120D-48)
Input voltage: 67.2–154 Vdc
Output: 48 Vdc, 2.5 A (120 W)
Dimensions: 32 mm (W) x 102 mm (D) x 125.2 mm (H)
Compliance: RoHS
EAN: 4021087050951
How to use
Mount the DDR-120D-48 on a standard DIN rail inside the control cabinet. Connect the DC input to a suitable source within the specified 67.2–154 Vdc range, observing correct polarity. Connect the 48 Vdc output to the load, ensuring the current does not exceed 2.5 A. Provide adequate ventilation and follow local wiring and safety standards during installation.
Usage recommendations
For reliable operation, avoid exposing the converter to temperatures or conditions outside the manufacturer’s specified range, maintain secure DIN-rail mounting, and ensure input and output connections are tightened to the recommended torque. Verify compatibility with system grounding and use appropriate fusing on the input side.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.51 kg |
| Height | 125.2 mm |
| Input voltage | 67.2 - 154 |
| Output voltage | 48 |
| Width | 32 mm |
| Depth | 102 mm |
| Output power | 120 W |
| Quantity per pack | 28 pc(s) |
| Compliance certificates | RoHS |

## FAQ

### How much does the Power Adapter MEAN WELL DDR-120D-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 — 6 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 Friday 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-120D-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

### Where can I download the instructions for Power Adapter MEAN WELL DDR-120D-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/4331214/64275955_large.webp