# Power Adapter MEAN WELL TDR-240-48 240W 48V Input 340-550V

**URL:** https://aio.lv/en/product--mean-well-tdr-240-48--3782048
**Data updated:** 2026-01-06 11:11 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** mean well
**Manufacturer code:** TDR-240-48
**EAN:** 4021087047982
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 138.99 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 114.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mean-well-tdr-240-48--3782048

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.08.2026 | free |
| Pickup points | 06.08.2026 | 1.89 EUR |
| Courier delivery to door | 06.08.2026 | 4.99 EUR |

## Summary description

The MEAN WELL TDR-240-48 is a reliable power adapter with an output power of 240W and output voltage of 48V. It operates with an input voltage range of 340-550V and is RoHS compliant. Its compact dimensions of 63mm width, 113.5mm depth, and 125.2mm height make it suitable for various applications.

## Long description

The MEAN WELL TDR-240-48 is an industrial AC-DC three-phase DIN-rail power supply with active PFC and constant current functionality. It provides a 48 V DC output at up to 5 A (240 W total) and accepts a high input range of 340–550 V AC. The unit includes a DC OK signal for system monitoring and is RoHS compliant. Its compact housing (63 mm × 113.5 mm × 125.2 mm) fits standard DIN-rail installations in control cabinets and industrial equipment.
Advantages
The TDR-240-48 offers stable 48 V DC output with constant-current capability and active power factor correction for improved efficiency and lower harmonic distortion. Its wide input voltage range makes it suitable for three-phase industrial supplies. The DC OK indicator enables easy status monitoring, and the compact DIN-rail form factor simplifies mounting and space management in electrical panels.
Suitable for
Industrial control cabinets and automation systems
DIN-rail mounted power distribution for machinery
Systems requiring 48 V DC at up to 5 A with monitoring
Key specifications
Model: MEAN WELL TDR-240-48 (MPN: TDR-240-48, EAN: 4021087047982)
Output: 48 V DC, 5 A, 240 W
Input voltage: 340–550 V AC (three-phase)
Features: Active PFC, Constant Current mode, DC OK signal
Compliance: RoHS
Dimensions: 63 mm (W) × 113.5 mm (D) × 125.2 mm (H)
How to use
Mount the power supply on a standard DIN rail inside an appropriately rated electrical enclosure. Connect the three-phase AC input within the 340–550 V range according to the terminal markings and ground the unit. Connect the 48 V DC output to the load, ensuring the load current does not exceed 5 A. Use the DC OK signal for remote monitoring or integration with a supervisory system. Follow all local electrical codes and safety practices during installation.
Использование и советы
The device must be installed and serviced by qualified personnel. Verify input wiring and protective devices before applying power; ensure adequate ventilation and secure DIN-rail mounting to maintain reliability.

## Specifications

| Feature | Value |
|---|---|
| Input voltage | 340 - 550 |
| Output voltage | 48 |
| Output current | 5 A |
| Output power | 240 W |

### Certificates

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

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 1.0733 kg |
| Height | 125.2 mm |
| Width | 63 mm |
| Depth | 113.5 mm |

### Logistics data

| Feature | Value |
|---|---|
| Quantity per pack | 12 pc(s) |

## FAQ

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

The price is 138.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 11 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 03.08.2026 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 TDR-240-48?

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/3782048/64228282_large.webp