# Power supply mean well 36W 12V model 51405040 — open-frame AC/DC converter

**URL:** https://aio.lv/en/product--mean-well-51405040--8470342
**Data updated:** 2026-02-12 21:53 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** mean well
**Manufacturer code:** 51405040
**EAN:** 4026397704174
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 39.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 32.64 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mean-well-51405040--8470342

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 28.07.2026 | free |
| Pickup points | 31.07.2026 | 1.89 EUR |
| Courier delivery to door | 31.07.2026 | 4.99 EUR |

## Summary description

Mean Well 36W 12V model 51405040 is an open-frame AC/DC power supply delivering 36 watts at 12 volts DC. Designed for industrial and embedded applications, it converts mains AC to stable 12V output for LED strips, control electronics and small devices. Compact form factor and standardized mounting simplify integration and replacement.

## Long description

Mean Well 36W 12V model 51405040 is an open-frame AC/DC converter that provides a regulated 12 V DC output with a maximum power of 36 W. Designed for industrial and embedded applications, this compact power supply converts mains AC into a stable low-voltage DC source suitable for LED lighting, control electronics and small devices. The open-frame construction and standardized mounting points make it easy to integrate into equipment racks, enclosures or prototypes where convection cooling and space efficiency are required.
Advantages
The open-frame design offers a compact profile that facilitates installation in confined spaces and provides good thermal dissipation when mounted correctly. A regulated 12 V output ensures consistent voltage under varying load conditions, reducing flicker or instability in connected LED loads and improving reliability for control circuits. The unit’s build quality and industry-oriented design simplify replacement and integration into existing systems.
Suitable for
LED strip lighting and small LED fixtures
Embedded control boards and industrial electronics
Prototyping and custom enclosures
Low-power devices requiring a stable 12 V supply
Key specifications
Output voltage: 12 V DC
Maximum output power: 36 W
Input: AC mains to DC conversion
Form factor: open-frame AC/DC converter
Cooling: convection when mounted with adequate airflow
Mounting: standardized mounting points for integration
How to use
Install the open-frame power supply inside an appropriate enclosure or on a mounting surface that permits airflow and meets safety requirements for mains-connected equipment. Connect the AC input to the correct mains supply following local wiring regulations and ensure proper grounding. Connect the 12 V DC output to the load, observing polarity. Verify that the total connected load does not exceed the 36 W rating and that wiring and connectors are rated for the expected current. After installation, power up and measure the output voltage to confirm stable 12 V under load.
Usage recommendations
Ensure the power supply is mounted where it can dissipate heat and is protected from conductive dust, moisture and direct contact. Use appropriate fusing on the AC input and consider surge protection for environments with unstable mains. For LED applications, match the supply capacity to the LED load plus a safety margin and avoid operating continuously at the maximum rated power to extend service life.

## FAQ

### How much does the Power supply mean well 36W 12V 51405040 cost, and is it available for purchase?

The price is 39.49 € (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 28.07.2026 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

## Image

https://aio.lv/img/cache/product/8470342/59860543_large.webp