# LED power supply mean well PWM-120-12KN 12V 10A 120W with KNX interface

**URL:** https://aio.lv/en/product--mean-well-pwm-120-12kn--10448153
**Data updated:** 2025-12-30 08:40 (EET)
**Category:** Other goods
**Manufacturer:** mean well
**Manufacturer code:** PWM-120-12KN
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 110.25 €
**Prices and availability valid until:** 2026-08-11 23:59
**Price without VAT (21%):** 91.12 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mean-well-pwm-120-12kn--10448153

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Thursday | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

Mean Well PWM-120-12KN is a 120W LED power supply delivering 12V DC at up to 10A with an integrated KNX interface. Designed for LED lighting installations, it provides stable low-voltage power and centralized control via KNX for automation systems. Suitable for residential and commercial projects requiring reliable power and networked control. DIN-rail mounting enables neat cabinet installation.

## Long description

Mean Well PWM-120-12KN is a 120W single-output LED power supply that provides 12V DC up to 10A. The unit integrates a KNX interface for centralized dimming and control, making it suitable for residential and commercial LED lighting installations. DIN-rail mounting allows tidy integration into distribution cabinets while delivering stable low-voltage power for LED loads.
Advantages
The PWM-120-12KN combines a high-efficiency 12V/10A constant-voltage output with an on-board KNX dimming interface, enabling networked control and automation. Its DIN-rail form factor simplifies installation in electrical cabinets and the design supports stable output under typical LED loads. Built by Mean Well, it follows common industry standards for reliability and safety in lighting power supplies.
Suitable for
 Residential LED lighting systems requiring centralized KNX control
 Commercial lighting installations with DIN-rail power distribution
 Architectural accent and strip lighting operating at 12V DC
 Automation projects integrating dimming via KNX networks
Key specifications
 Output power: 120W
 Output voltage: 12V DC
 Maximum output current: 10A
 Interface: KNX dimming/control
 Mounting: DIN-rail
 Manufacturer: Mean Well
 Model/MPN: PWM-120-12KN
How to use
Install the PWM-120-12KN on a standard DIN-rail inside the distribution cabinet and make mains and low-voltage connections following local electrical regulations. Connect the 12V LED loads to the DC output terminals, ensuring the combined current does not exceed 10A. Integrate the KNX interface into the building automation bus and configure dimming parameters through the KNX engineering tool to enable centralized control.
Usage recommendations
Ensure total connected LED load stays within the 120W / 10A limit, observe polarity on DC connections, and commission KNX integration using qualified personnel. Follow Mean Well datasheet and local electrical codes for wiring, ventilation, and protective measures.

## FAQ

### How much does the LED power supply mean well PWM-120-12KN 12V 10A cost, and is it available for purchase?

The price is 110.25 € (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 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 LED power supply mean well PWM-120-12KN 12V 10A 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

## Image

https://aio.lv/img/cache/product/10448153/52470504_large.webp