# Shelly Wave Dimmer EU LR smart dimmer controller — 2-channel, no neutral, 220–240V, LED up to 150W, incandescent up to 200W, 864–868.4 MHz

**URL:** https://aio.lv/en/product--shelly-3800238071004--11614892
**Data updated:** 2026-01-21 13:44 (EET)
**Category:** Home Automation
**Manufacturer:** Shelly
**Manufacturer code:** 3800238071004
**EAN:** 3800238071004
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 40.99 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 33.88 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--shelly-3800238071004--11614892

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

Shelly Wave Dimmer EU LR is a wireless smart dimmer controller for indoor lighting control. It provides two dimmer channels, works without a neutral wire and supports 220–240 V AC at 50 Hz. Output capacity covers LED loads up to 150 W and incandescent/halogen up to 200 W. Operated via mobile app and remote control at 864–868.4 MHz, it has SW1/SW2 inputs and plastic housing for easy installation and energy-efficient light management.

## Long description

Shelly Wave Dimmer EU LR is a wireless indoor dimmer controller offering two independent channels for lighting control. It operates on 220–240 V AC, 50 Hz, and supports dimming of LED loads up to 150 W and incandescent/halogen loads up to 200 W. The device works without a neutral wire, has SW1 and SW2 inputs, and communicates over 864.0–868.4 MHz; it is controlled via mobile app or remote and comes in a compact plastic housing designed for easy installation.
Advantages
The dimmer provides two-channel control in a compact module that does not require a neutral wire, reducing installation complexity in older wiring systems. It supports a wide range of lamps including LEDs and incandescent/halogen, has low standby power consumption (\<0.3 W), and includes safety protections against overheating, overvoltage and overload. Compatibility with popular smart home platforms enables integration into existing automation setups.
Suitable for
 Independent dimming of two indoor lighting circuits
 Retrofitting smart control where no neutral wire is available
 Integration with Home Assistant, Fibaro HC3, Homey, SmartThings and similar hubs
 Mobile app or remote-operated lighting scenes
Key specifications
 Control type: Wireless (864.0–868.4 MHz)
 Channels: 2 dimmer outputs
 Supply voltage: 220–240 V AC, 50 Hz
 Output capacity: LED up to 150 W; incandescent/halogen up to 200 W
 Standby power consumption: \<0.3 W
 Inputs: SW1, SW2
 Operating temperature range: -20 to 40 °C
 Operating humidity: 30–70% relative humidity
 Dimensions: 42 mm (W) × 37 mm (H) × 16 mm (D)
 Weight: 25 g
 Housing: Plastic
How to use
Install the Shelly Wave Dimmer EU LR inside a suitable junction box or mounting location according to local wiring regulations, connecting line and the two load outputs (L1, L2) and using the SW1/SW2 inputs for wall switch control if required. After wiring, pair the device with the mobile app or remote control via the supported wireless frequency and configure channels, scenes and integration with your smart home platform. Verify lamp types and total load per channel do not exceed the specified output capacity before switching on mains power.
Usage recommendations
Use the dimmer indoors only and avoid exposure to temperatures or humidity outside the specified ranges. Distribute loads so each channel remains within its rated power; for LED loads ensure compatibility with dimmable drivers. Integrate with supported smart home controllers for advanced automation and use the app to monitor and adjust power settings.

## FAQ

### How much does the Shelly Wave Dimmer EU LR — 2‑channel smart dimmer cost, and is it available for purchase?

The price is 40.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1355 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 16.07.2026 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, 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 Shelly 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 Shelly 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/11614892/67005453_large.webp