# Smart wall switch Meross MSS815MA-UN — Wi‑Fi, Matter compatible

**URL:** https://aio.lv/en/product--meross-mss815ma-un--11518193
**Data updated:** 2026-05-19 09:01 (EEST)
**Category:** Smart Switches
**Manufacturer:** Meross
**Manufacturer code:** MSS815MA-UN
**EAN:** 6942349216527
**Warranty:** 1 Year
**Availability:** Available for order
**Price:** 14.49 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 11.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--meross-mss815ma-un--11518193

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

Meross MSS815MA-UN is a Wi‑Fi smart wall switch designed for in‑wall installation and smart home control. It supports Matter compatibility for interoperable device management and connects via Wi‑Fi to enable remote switching, scheduling and integration with compatible ecosystems. Suitable for replacing standard wall switches to add remote control and automation.

## Long description

Meross MSS815MA-UN is a compact Wi‑Fi smart wall switch designed for in‑wall installation behind an existing mechanical switch. It adds remote control, scheduling, automation and energy monitoring to conventional lighting circuits while remaining compatible with Matter and major smart home ecosystems. The module fits standard ⌀60 mm installation boxes and requires a neutral conductor and a 2.4 GHz Wi‑Fi network.
Advantages
The device offers Matter compatibility for broad ecosystem interoperability and supports Apple HomeKit, Google Home, Amazon Alexa, Home Assistant and the Meross app. Its small dimensions (38 x 42 x 19 mm) allow discreet installation behind many types of single‑pole switches. Local communication and stable Wi‑Fi connectivity provide fast responses and improved privacy. The unit is built from flame‑retardant PC with copper contacts and supports load monitoring in the Meross app.
Suitable for
 Retrofitting conventional single‑pole wall switches to enable remote control
 Homes and apartments with standard ⌀60 mm installation boxes
 Smart home setups using Matter, HomeKit, Google Home, Alexa or Home Assistant
 Users who want basic energy consumption monitoring for lighting
Key specifications
 Manufacturer: Meross
 Model: MSS815MA-UN
 Matter support: Yes
 Compatibility: Apple HomeKit, Google Home, Amazon Alexa, Home Assistant, Meross app
 Connectivity: Wi‑Fi 2.4 GHz (5 GHz not supported)
 Dimensions: 38 x 42 x 19 mm
 Installation box: ⌀60 x 35 mm
 Max. load: 10 A / 2500 W (INC max 400 W; LED/CFL max 150 W)
 Material: Flame‑retardant PC with copper contacts
How to use
Install the Meross MSS815MA-UN behind an existing single‑pole switch inside a standard ⌀60 mm installation box. Ensure the circuit is powered off before installation and that a neutral conductor is available. Restore power, connect the device to the home 2.4 GHz Wi‑Fi network using the Meross app (or supported platform), then add it to your preferred ecosystem via Matter or the native integrations. Once configured, control the connected light remotely, create schedules and scenes, and view consumption data in the app.
Usage recommendations
Use only in installations with an available neutral wire and a stable 2.4 GHz Wi‑Fi network. Do not exceed the specified load limits: 10 A total, with incandescent lamps up to 400 W and LED/CFL loads up to 150 W. For safe installation, switch off power at the breaker and follow local electrical codes or consult a qualified electrician.

## FAQ

### How much does the Meross MSS815MA-UN Wi‑Fi smart wall switch cost, and is it available for purchase?

The price is 14.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 225 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 09.07.2026 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 Meross 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 Meross 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/11518193/66534610_large.webp