# MEAN WELL MDR-20-24 DIN Rail Power Supply 24W 24V

**URL:** https://aio.lv/en/product--mpl-power-mdr-20-24--12460025
**Data updated:** 2026-05-18 09:37 (EEST)
**Category:** Power Supplies (PSU)
**Manufacturer:** MPL Power
**Manufacturer code:** MDR-20-24
**EAN:** 4021087020930
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 19.49 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 16.11 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mpl-power-mdr-20-24--12460025

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The MEAN WELL MDR-20-24 is a reliable 24W DIN rail power supply unit designed for industrial applications. It features an AC input voltage range of 85-264V and an output voltage of 24V. With a passive cooling system and an MTBF of 236,900 hours, it ensures long-term stability. Certified with UL508 and TUV EN60950-1, this compact unit is ideal for automation systems requiring consistent and safe power delivery.

## Long description

The MEAN WELL MDR-20-24 is a high-performance DIN rail power supply designed to provide a stable 24V output for various industrial automation and control applications. Engineered for reliability, this 24W unit operates efficiently within a wide AC input voltage range of 85-264V, making it suitable for global power standards. Its compact design and passive cooling system allow for seamless integration into space-constrained control cabinets, ensuring consistent performance without the need for external fans.
Advantages
This power supply unit stands out due to its exceptional durability and long-term operational stability, evidenced by a high mean time between failures of over 236,000 hours. The lightweight plastic housing is both robust and aesthetically functional, while the DIN rail mounting mechanism facilitates quick and secure installation. By utilizing passive cooling, the device operates silently and reduces the risk of mechanical failure, providing a maintenance-free solution for critical infrastructure and automation systems.
Suitable for
Industrial automation systems
Control cabinet power distribution
Building automation and smart home controllers
Sensors and instrumentation equipment
Relay and PLC power supply
This unit may not be suitable for high-power applications exceeding its 24W capacity or for environments requiring extreme vibration resistance where metal-cased power supplies might be preferred. It is also not intended for outdoor use without an appropriate protective enclosure, as it is designed for indoor industrial environments.
Key specifications
Output voltage: 24V DC
Power rating: 24W
Input voltage range: 85-264V AC
Frequency range: 47-63 Hz
Cooling: Passive convection
Safety certifications: UL508, TUV EN60950-1
Dimensions: 22.5 mm x 100 mm x 90 mm
Installation involves snapping the unit onto a standard DIN rail within a ventilated enclosure. Ensure that the input wiring is connected to the appropriate AC terminals and the output is wired to the 24V DC load, observing correct polarity. Always verify that the total load does not exceed the 24W power limit to prevent thermal shutdown or damage.
What to consider before purchase
Verify that the 24W output is sufficient for your connected devices.
Ensure the installation environment provides adequate airflow for passive cooling.
Check that your DIN rail type is compatible with the unit mounting system.
Confirm that the input voltage source matches the specified range.
For optimal longevity, ensure the power supply is installed in a vertical orientation to maximize natural convection cooling and maintain a clear space around the unit for heat dissipation.

## Specifications

### Power

| Feature | Value |
|---|---|
| Total power | 24 W |
| Efficiency | 84 % |
| Hold time | 50 ms |
| Power protection features | Over voltage, Overload, Short circuit |
| Input current | 0.35 - 0.55 |
| AC input frequency | 47 - 63 |
| AC input voltage | 85 - 264 |

### Performance

| Feature | Value |
|---|---|
| Mean time between failures (MTBF) | 236900 h |

### Design

| Feature | Value |
|---|---|
| Cooling type | Passive |
| LED indicators | Y |
| Product colour | Blue, White |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 90 mm |
| Width | 22.5 mm |
| Depth | 100 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 20 - 90 |
| Storage temperature (T-T) | -40 - 85 |
| Operating temperature (T-T) | -20 - 70 |
| Storage relative humidity (H-H) | 10 - 95 |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 100 g |

### Other features

| Feature | Value |
|---|---|
| Rise time | 30 ms |

### Safety regulation & standards

| Feature | Value |
|---|---|
| Safety | UL508, TUV EN60950-1 approved |

## FAQ

### How much does the MEAN WELL MDR-20-24 DIN Rail Power Supply 24W cost, and is it available for purchase?

The price is 19.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 81 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 14.07.2026 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, 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 MPL Power 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 MPL Power 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: total power, efficiency, product colour, 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.

## Image

https://aio.lv/img/cache/product/12460025/68773968_large.webp