# Power adapter/inverter Mean Well RDDW20G-05 — 20 W, input 18–75 V, output 5 V, RoHS

**URL:** https://aio.lv/en/product--mean-well-rddw20g-05--3812849
**Data updated:** 2026-01-06 11:11 (EET)
**Category:** Power Inverters
**Manufacturer:** mean well
**Manufacturer code:** RDDW20G-05
**EAN:** 4021087048583
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 62.49 €
**Prices and availability valid until:** 2026-07-27 23:59
**Price without VAT (21%):** 51.64 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mean-well-rddw20g-05--3812849

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 27.07.2026 | free |
| Pickup points | 30.07.2026 | 1.89 EUR |
| Courier delivery to door | 30.07.2026 | 4.99 EUR |

## Summary description

Mean Well RDDW20G-05 is a 20 W power adapter/inverter with input voltage range 18–75 V and fixed 5 V output. Compact and lightweight (depth 50.8 mm, weight 35 g), it is suitable for embedded systems, industrial electronics and automotive applications. RoHS compliant. Supplied in packs of 300 pieces for volume installations.

## Long description

Mean Well RDDW20G-05 is a compact DC-DC railway dual output converter designed for industrial and transportation applications. It accepts a wide input range of 18–75 VDC and provides a regulated +5 V output with a rated power of 20 W. The module features 1.5 kVDC input-to-output isolation, a DIP through-hole package and remote ON/OFF control, making it suitable for embedded systems, industrial electronics and vehicular installations.
Advantages
The RDDW20G-05 offers a wide 18–75 VDC input range and a fixed +5 V output, enabling compatibility with varied power sources. Its small depth (50.8 mm) and low weight (35 g) allow space-efficient integration. The 1.5 kVDC isolation enhances safety between input and output circuits, and the remote ON/OFF feature provides convenient system-level control. RoHS compliance ensures the product meets common environmental regulations.
Suitable for
Embedded systems and control boards
Industrial electronics and automation equipment
Railway and transportation power modules
Automotive and vehicle electronics
Volume installations and OEM assemblies (packaged in 300 pcs)
Key specifications
Model: Mean Well RDDW20G-05 (MPN: RDDW20G-05, EAN: 4021087048583)
Power rating: 20 W
Input voltage: 18–75 VDC
Output: +5 VDC, rated current up to 2 A (±5 VDC at ±2 A indicated for dual output converters; this model provides fixed +5 V output as specified)
Isolation: 1.5 kVDC input-to-output
Package: DIP through-hole
Controls: Remote ON/OFF
Dimensions & weight: depth 50.8 mm, weight 35 g
Compliance: RoHS
How to use
Install the RDDW20G-05 in a PCB using the DIP through-hole pins and observe correct polarity and isolation clearances. Connect a suitable 18–75 VDC source to the input terminals and load the +5 V output within the 20 W power limit. Use the remote ON/OFF control to enable or disable the output as part of system power management. Ensure adequate ventilation and follow the manufacturer's mounting and wiring guidelines.
Usage recommendations
For reliable operation, keep the output load within specified current and power limits, maintain required creepage and clearance distances per installation standards, and avoid exposure to temperatures or environments outside the product datasheet limits. Use packs of 300 pieces for large-scale deployments where consistent part sourcing is required.

## Specifications

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.035 kg |
| Depth | 50.8 mm |

### Packaging content

| Feature | Value |
|---|---|
| Quantity per pack | 300 pc(s) |

### Features

| Feature | Value |
|---|---|
| Input voltage | 18 - 75 |
| Output voltage | 5 |
| Output current | 2 A |
| Output power | 20 W |

### Certificates

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

## FAQ

### How much does the Mean Well RDDW20G-05 20 W power adapter/inverter cost, and is it available for purchase?

The price is 62.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 27.07.2026 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, input voltage, output voltage, 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 Mean Well RDDW20G-05 20 W power adapter/inverter?

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/3812849/64229757_large.webp