# Smart switch Sonoff HS081881 4-pole Wi‑Fi – 4 outputs for remote control and automation

**URL:** https://aio.lv/en/product--sonoff-hs081881--4593458
**Data updated:** 2025-12-29 17:34 (EET)
**Category:** Smart Switches
**Manufacturer:** Sonoff
**Manufacturer code:** HS081881
**EAN:** 9990001081881
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 69.49 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 57.43 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sonoff-hs081881--4593458

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.89 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

Sonoff HS081881 is a 4‑pole smart Wi‑Fi switch designed to control four independent circuits remotely. It enables on/off switching and integration into home automation routines via Wi‑Fi, supports scheduling and remote control from a mobile app, and is suited for lighting, appliances and multi‑zone control to simplify daily management.

## Long description

SONOFF Smart 4-channels switch (HS081881) is a DIN-rail mounted Wi‑Fi device for remote control and automation of up to four independent electrical circuits. It supports 2.4 GHz Wi‑Fi connection, mobile app control via eWeLink, voice assistants and scheduling, making it suitable for centralised switching of lighting, heaters, air conditioners and other household appliances.
Advantages
The 4-channel Sonoff HS081881 provides four independent outputs in a compact DIN-rail housing for space-efficient installation. It connects over 2.4 GHz Wi‑Fi and integrates with the eWeLink app as well as Amazon Alexa and Google Assistant for remote and voice control. The switch supports timed schedules and grouping of devices for scene-based automation, and its PBT housing with IP20 protection is intended for indoor electrical panels.
Suitable for
Centralised control of lighting circuits
Switching household appliances (water heaters, TVs, kitchen equipment)
HVAC or zone control for small residential installations
Integration into home automation scenes and schedules
Key specifications
Model: Sonoff HS081881
Voltage: AC 110–220 V (note: max 400 V for 4 channels)
Current: 63 A nominal, max 80 A
Power: up to 16 kW
Frequency: 50–60 Hz
Wi‑Fi: 2.4 GHz (5 GHz not supported)
Channels: 4 independent outputs
App: eWeLink (Android, iOS); compatible with Amazon Alexa and Google Assistant
Installation: DIN-rail, width 72 mm
Dimensions: 80 x 72 x 70 mm
Housing: PBT (Polybutylene Terephthalate), IP20
Weight: 320 g
Color: white
Warranty: 24 months
How to use
Mount the Sonoff HS081881 on a standard DIN rail inside a suitable electrical enclosure and connect the supply and load wiring according to local electrical regulations. Install the eWeLink app on an Android or iOS device, create an account, and add the device to your Wi‑Fi network (2.4 GHz). After setup, control each of the four channels individually from the app, create schedules or group channels into scenes, and enable Alexa or Google Assistant integration if voice control is required.
Usage recommendations
Use the device indoors in a dry electrical cabinet with proper ventilation. Verify that the combined load does not exceed the specified current and power limits for safe operation. For permanent installations and high-current loads consult a qualified electrician and follow applicable wiring standards.

## FAQ

### How much does the Smart switch Sonoff HS081881 4‑pole Wi‑Fi cost, and is it available for purchase?

The price is 69.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 03.07.2026 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 Sonoff 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 Sonoff 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/4593458/20297128_large.webp