# Power Adapter MEAN WELL DDR-240B-48

**URL:** https://aio.lv/en/product--mean-well-ddr-240b-48--4026979
**Data updated:** 2025-12-29 13:59 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** mean well
**Manufacturer code:** DDR-240B-48
**EAN:** 4021087050838
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 164.99 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 136.36 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mean-well-ddr-240b-48--4026979

## 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 DDR-240B-48 is a reliable power adapter with an input voltage range of 16.8 - 33.6 V and an output power of 240 W at 48 V. It is compact with dimensions of 40 mm width, 113.5 mm depth, and 125.2 mm height. This adapter is RoHS compliant, ensuring it meets environmental standards. Ideal for various applications requiring stable power supply.

## Long description

The MEAN WELL DDR-240B-48 is an ultra-slim industrial DC-DC DIN-rail converter that accepts an input voltage range of 16.8–33.6 V DC and provides a single 48 V DC output rated at 5 A (240 W). The compact adapter measures 40 mm (W) x 113.5 mm (D) x 125.2 mm (H) and is RoHS compliant, making it suitable for installations with limited space where a stable 48 V supply is required.
Advantages
The DDR-240B-48 offers a high power density in a narrow enclosure, reliable voltage conversion for industrial environments, and RoHS compliance for reduced environmental impact. Its DIN-rail form factor allows straightforward mounting in control cabinets and distribution panels, while the wide input range supports operation from various DC sources.
Suitable for
Industrial control cabinets and automation systems
Telecommunications and network equipment requiring 48 V
Battery-powered systems and DC bus applications
Space-constrained electrical panels and DIN-rail installations
Key specifications
Model: MEAN WELL DDR-240B-48 (MPN: DDR-240B-48)
Input voltage: 16.8–33.6 V DC
Output: 48 V DC, 5 A (240 W)
Dimensions: 40 mm × 113.5 mm × 125.2 mm (W × D × H)
Mounting: DIN-rail
Compliance: RoHS
EAN: 4021087050838
How to use
Mount the converter on a standard DIN rail inside the control cabinet and connect the DC input to a suitable 16.8–33.6 V source observing correct polarity. Connect the 48 V output to the load, ensuring the current does not exceed 5 A and that wiring and fusing comply with local electrical standards. Allow adequate ventilation around the unit and verify connections before powering the system.
Usage recommendations
For reliable long-term operation, use appropriate input protection (fuses or circuit breakers), keep the ambient temperature within the manufacturer's specified range, and avoid placing the unit directly next to heat-generating components. Verify compatibility with your system's grounding and transient protection requirements.

## Specifications

| Feature | Value |
|---|---|
| Input voltage | 16.8 - 33.6 |
| Output voltage | 48 |
| Output current | 5 A |
| Output power | 240 W |

### Certificates

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

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.76 kg |
| Height | 125.2 mm |
| Width | 40 mm |
| Depth | 113.5 mm |

### Logistics data

| Feature | Value |
|---|---|
| Quantity per pack | 20 pc(s) |

## FAQ

### How much does the Power Adapter MEAN WELL DDR-240B-48 cost, and is it available for purchase?

The price is 164.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 84 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 DDR-240B-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/4026979/64244175_large.webp