# Power Adapter MEAN WELL DDR-30L-12

**URL:** https://aio.lv/en/product--mean-well-ddr-30l-12--4331211
**Data updated:** 2025-12-29 16:02 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** mean well
**Manufacturer code:** DDR-30L-12
**EAN:** 4021087050746
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 32.45 €
**Prices and availability valid until:** 2026-07-27 23:59
**Price without VAT (21%):** 26.82 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mean-well-ddr-30l-12--4331211

## 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-30L-12 is a reliable power adapter with an input voltage range of 18-75V and a stable output of 12V at 30W. It is RoHS compliant, compact in size (35mm x 54.5mm x 90mm), making it suitable for various applications. With a pack quantity of 96 pieces, it offers efficiency and versatility for your power needs.

## Long description

The MEAN WELL DDR-30L-12 is an ultra-slim DIN-rail DC-DC converter designed for industrial and automation applications. It accepts a wide input range of 18–75 Vdc and provides a single regulated 12 Vdc output capable of supplying up to 2.5 A (30 W). The compact housing (35 mm x 54.5 mm x 90 mm) and RoHS compliance make it suitable where space and environmental standards matter.
Advantages
The DDR-30L-12 offers a wide input voltage range for flexibility in different DC supply environments and a slim DIN-rail form factor for space-saving installation. Its regulated 12 V output ensures a stable power source for downstream devices while the compact dimensions allow integration into crowded control panels. Compliance with RoHS supports installations with material-restriction requirements.
Suitable for
 Industrial control cabinets and automation systems
 Rail-mounted power distribution in machinery
 Signal conditioning modules and small PLCs
 Applications requiring a compact 12 Vdc supply from varied DC sources
Key specifications
 Model: MEAN WELL DDR-30L-12 (MPN: DDR-30L-12)
 Input voltage: 18–75 Vdc
 Output: 12 Vdc, 2.5 A (30 W)
 Mounting: DIN rail
 Dimensions: 35 mm x 54.5 mm x 90 mm
 RoHS compliant
 EAN: 4021087050746
How to use
Mount the converter on a standard DIN rail inside the control panel, ensuring adequate ventilation and clearance from heat sources. Connect the DC input within the specified 18–75 Vdc range to the input terminals, observing correct polarity. Connect the 12 Vdc output to the load, verifying that the combined current draw does not exceed 2.5 A. Follow standard wiring practices and secure all terminal connections. Perform initial power-up checks to confirm stable output voltage before connecting sensitive equipment.
Usage recommendations
For reliable operation, avoid operating continuously at the maximum rated output in high ambient temperatures; allow some margin between expected load and the 2.5 A rating. Ensure proper fuse protection on the input side and observe EMC/grounding practices appropriate for industrial environments.

## Specifications

| Feature | Value |
|---|---|
| Input voltage | 18 - 75 |
| Output voltage | 12 |
| Output power | 30 W |

### Certificates

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

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.14 kg |
| Height | 90 mm |
| Width | 35 mm |
| Depth | 54.5 mm |

### Logistics data

| Feature | Value |
|---|---|
| Quantity per pack | 96 pc(s) |

## FAQ

### How much does the Power Adapter MEAN WELL DDR-30L-12 cost, and is it available for purchase?

The price is 32.45 € (valid at the time of publication and already includes all taxes). The item is available for order — 85 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. 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-30L-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/4331211/64275947_large.webp