# Voltage Transformer MEAN WELL SDR-120-48

**URL:** https://aio.lv/en/product--mean-well-sdr-120-48--1615893
**Data updated:** 2025-12-29 07:43 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** mean well
**Manufacturer code:** SDR-120-48
**EAN:** 4021087017961
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 55.65 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 45.99 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mean-well-sdr-120-48--1615893

## 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 SDR-120-48 is a reliable voltage transformer with a compact design (40 x 125.2 x 113.5 mm). It provides a stable output of 48V and is suitable for various applications. With high efficiency and built-in protections, it ensures safe operation and longevity. Ideal for industrial and commercial use.

## Long description

The MEAN WELL SDR-120-48 is a compact DIN-rail mounted voltage transformer providing a stable 48 V DC output at up to 2.5 A (120 W). Designed for industrial and commercial environments, it features built-in protections and an LED power indicator in a space-saving housing (40 x 125.2 x 113.5 mm). The unit accepts a wide AC input range of 100–240 V and is suitable for continuous operation under load.
Advantages
The SDR-120-48 offers continuous short-circuit and no-load protection, reliable DIN-rail mounting for secure installation, and an LED status indicator for quick visual monitoring. Its compact dimensions and universal input voltage make it adaptable to a variety of electrical setups while delivering stable 48 V DC power.
Suitable for
 Industrial control cabinets and automation systems
 Commercial power supplies for LED lighting and signage
 Telecommunications and network equipment requiring 48 V DC
 Embedded systems and machinery with DIN-rail mounting
Key specifications
 Output voltage: 48 V DC
 Output current: 2.5 A
 Output power: 120 W
 Input voltage: 100–240 V AC
 Protections: continuous short-circuit and no-load protection
 Mounting: DIN-rail
 Indicator: LED power/status indicator
 Dimensions: 40 x 125.2 x 113.5 mm
How to use
Mount the SDR-120-48 securely on a standard DIN rail in a suitably ventilated enclosure. Connect the AC input (100–240 V) to the input terminals, observe polarity and wiring standards, and connect the DC output (+48 V and 0 V) to the load. Verify the LED indicator to confirm power presence and proper operation. Ensure wiring and circuit protection conform to local regulations before energising.
Usage recommendations
For reliable long-term operation, install the device in a dry, ventilated environment, avoid obstructing airflow around the unit, and ensure total load does not exceed 120 W. Regularly inspect terminal connections for tightness and follow manufacturer guidelines for ambient temperature and installation clearances.

## Specifications

### Other features

| Feature | Value |
|---|---|
| Dimensions (WxDxH) | 40 x 125.2 x 113.5 |

## FAQ

### How much does the Voltage Transformer MEAN WELL SDR-120-48 cost, and is it available for purchase?

The price is 55.65 € (valid at the time of publication and already includes all taxes). The item is available for order — 75 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

## Image

https://aio.lv/img/cache/product/1615893/64167190_large.webp