# MEAN WELL DDR-120B-24 power adapter 120 W Input 16.8-33.6 V Output 24 V

**URL:** https://aio.lv/en/product--mean-well-ddr-120b-24--4430934
**Data updated:** 2025-12-29 17:20 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** mean well
**Manufacturer code:** DDR-120B-24
**EAN:** 4021087051026
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 81.90 €
**Prices and availability valid until:** 2026-07-29 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-120b-24--4430934

## 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-120B-24 is a 120 W power adapter with an input voltage range of 16.8 - 33.6 V and an output voltage of 24 V. It is compliant with RoHS standards and has compact dimensions of 32 mm width, 102 mm depth, and 125.2 mm height. This adapter is suitable for various applications requiring reliable power supply.

## Long description

The MEAN WELL DDR-120B-24 is an ultra-slim DIN-rail DC-DC converter delivering a single 24 V output at up to 5 A (120 W). It accepts a wide input range of 16.8–33.6 Vdc, meets RoHS requirements and is designed for compact installation with dimensions of 32 mm (W) × 102 mm (D) × 125.2 mm (H).
Advantages
The DDR-120B-24 offers a high power density in an ultra-slim housing suitable for space-constrained panels. Its wide input range supports various vehicle and battery-powered systems, while RoHS compliance ensures restriction of hazardous substances. The DIN-rail mounting form factor simplifies integration into industrial control cabinets.
Suitable for
Industrial control cabinets and automation panels
Vehicle-mounted power systems and battery-fed equipment
Telecommunications and monitoring devices requiring stable 24 V supply
Key specifications
Manufacturer: MEAN WELL
Model (MPN): DDR-120B-24
Input voltage: 16.8–33.6 Vdc
Output voltage: 24 Vdc
Maximum output current: 5 A
Power rating: 120 W
Compliance: RoHS
Dimensions (W×D×H): 32 × 102 × 125.2 mm
Mounting: DIN-rail
How to use
Install the DDR-120B-24 on a standard DIN rail inside the equipment cabinet. Connect the input to a suitable 16.8–33.6 Vdc source observing correct polarity, and connect the 24 Vdc output to the load, ensuring the connected current does not exceed 5 A. Verify wiring and grounding per local electrical codes before powering the unit.
Usage recommendations
Place the converter in a well-ventilated location and avoid mounting directly above heat-producing components; ensure the input source remains within the specified voltage range and provide proper fusing on the input for added protection.

## Specifications

| Feature | Value |
|---|---|
| Input voltage | 16.8 - 33.6 |
| Output voltage | 24 |
| Output current | 5 A |
| Output power | 120 W |

### Certificates

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

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.6 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 MEAN WELL DDR-120B-24 power adapter 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 — 53 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 MEAN WELL DDR-120B-24 power adapter 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 MEAN WELL DDR-120B-24 power adapter?

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/4430934/64283902_large.webp