# MEAN WELL HLG-120H-42A LED driver 120 W IP20 90-305 V 42 V

**URL:** https://aio.lv/en/product--mean-well-hlg-120h-42a--9875631
**Data updated:** 2025-12-30 08:38 (EET)
**Category:** Other goods
**Manufacturer:** mean well
**Manufacturer code:** HLG-120H-42A
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 64.58 €
**Prices and availability valid until:** 2026-08-23 23:59
**Price without VAT (21%):** 53.37 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mean-well-hlg-120h-42a--9875631

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Thursday | free |
| Pickup points | 04.08.2026 | 1.79 EUR |
| Courier delivery to door | 04.08.2026 | 4.99 EUR |

## Summary description

The MEAN WELL HLG-120H-42A is a reliable LED driver with an output power of 120 W and an input voltage range of 90-305 V. It features a compact design with dimensions of 68 mm width, 220 mm depth, and 38.8 mm height. This driver is suitable for various LED lighting applications, providing stable output voltage of 42 V and ensuring efficient performance in indoor environments with IP20 protection.

## Long description

The MEAN WELL HLG-120H-42A is a single-output AC-DC LED driver delivering up to 120 W with a nominal output of 42 V at 2.9 A. It supports wide input voltage from 90 to 305 V and combines constant voltage and constant current (CV+CC) mix mode with built-in active PFC for stable operation. The unit has a compact form factor suitable for indoor LED lighting projects and provides cable output and potentiometer dimming control. The enclosure meets IP20 protection rating and the product is intended for use where an efficient, regulated 42 V LED supply is required.
Advantages
This LED driver offers a wide input voltage range (90–305 V) and integrated power factor correction to improve energy efficiency and reduce mains distortion. The mix mode (CV+CC) output provides both stable 42 V constant-voltage supply and current-limited protection up to 2.9 A. Compact dimensions make it easy to install into lighting fixtures or housings, and built-in potentiometer dimming enables straightforward brightness adjustment without additional control gear.
Suitable for
Indoor LED fixtures requiring a 42 V supply
Linear and panel LED modules with power up to 120 W
Retrofit and new-build lighting installations where space is limited
Applications needing simple local dimming via potentiometer
Key specifications
Output: 42 Vdc, 2.9 A (single output)
Maximum output power: 120 W
Input voltage: 90–305 Vac
Output mode: Mix mode (CV+CC) with built-in PFC
Protection rating: IP20
Enclosure/cabling: Cable output; potentiometer for dimming
Brand and model: MEAN WELL HLG-120H-42A
How to use
Install the HLG-120H-42A in a ventilated indoor location away from direct moisture and excessive heat. Connect the AC supply (90–305 V) to the input terminals and route the cable output to the LED load ensuring correct polarity. Adjust brightness using the built-in potentiometer according to the LED module manufacturer's recommendations. Respect the maximum output ratings and ensure adequate thermal management during operation.
Usage recommendations
For reliable long-term operation, mount the driver on a surface that allows heat dissipation, avoid sealed enclosures without ventilation, and do not exceed the 120 W or 2.9 A limits. Use appropriate wiring and overcurrent protection per local electrical codes.

## Specifications

| Feature | Value |
|---|---|
| Weight | 1.09 kg |
| Height | 38.8 mm |
| Output voltage | 42 |
| Width | 68 mm |
| Depth | 220 mm |
| Output power | 120 W |
| International Protection (IP) code | IP20 |
| AC input voltage | 90 - 305 |
| Compliance certificates | RoHS |

## FAQ

### How much does the LED driver MEAN WELL HLG-120H-42A cost, and is it available for purchase?

The price is 64.58 € (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. 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

### Where can I download the instructions for LED driver MEAN WELL HLG-120H-42A?

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/9875631/64382180_large.webp