# DIN-rail WiFi relay QOLTEC 50881 — mains switching relay 63A for electrical installations

**URL:** https://aio.lv/en/product--qoltec-50881--11133153
**Data updated:** 2026-02-14 19:32 (EET)
**Category:** Smart Switches
**Manufacturer:** QOLTEC
**Manufacturer code:** 50881
**EAN:** 5901878508818
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 17.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 14.45 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--qoltec-50881--11133153

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

QOLTEC 50881 is a DIN-rail mounted WiFi relay designed for switching mains circuits with a rated current of 63A. It provides remote control of electrical loads via WiFi, fits standard distribution boards, and is suitable for home automation, lighting, heating and pump control. The device simplifies remote switching and integration into existing installations.

## Long description

QOLTEC 50881 is a DIN-rail mounted WiFi relay developed for switching mains circuits up to 63A. The device is intended for integration into standard distribution boards and provides remote on/off control of electrical loads through a WiFi connection. Designed for use in residential and light commercial electrical installations, it enables remote switching of lighting, heating devices and pumps, while maintaining a compact footprint suitable for DIN-rail mounting.
Advantages
This mains switching relay supports switching of high-current loads up to 63A while occupying a single module position on a standard DIN rail, simplifying retrofit and new-install wiring. Built-in WiFi connectivity allows remote control and scheduling without additional wiring, and compatibility with common home automation scenarios reduces the need for separate control relays. The relay’s form factor and mounting method are suitable for placement inside distribution and control cabinets, making it easy to integrate into existing electrical panels.
Suitable for
 Remote control of lighting circuits in residential and commercial buildings
 Switching of electric heating systems and boiler control
 Control of water pumps and circulation systems
 Integration into home automation setups for scheduled or remote switching
Key specifications
 Mounting: DIN-rail compatible
 Rated switching current: 63 A (mains)
 Control interface: WiFi (wireless remote control and scheduling)
 Application: mains switching for lighting, heating, pumps and general loads
 Installation location: distribution board / control cabinet
How to use
Install the QOLTEC 50881 on a standard DIN-rail inside a distribution board, connect the mains input and switched output according to local electrical codes, and secure protective covers as required. After power connection, configure WiFi settings and control options using the manufacturer’s setup procedure to connect the relay to a local network and any supported control apps or automation systems. Use the app or integrated control interface to switch the relay, set timers or create automation rules as needed for the specific installation.
Usage recommendations
Ensure installation and wiring are performed by a qualified electrician and comply with national electrical regulations. Verify the connected load does not exceed the 63A rated switching current and use appropriate protective devices, such as circuit breakers and residual-current devices, in the distribution board. Keep the relay and its wiring enclosed within the distribution cabinet to maintain safe operation and environmental protection.

## FAQ

### How much does the DIN-rail WiFi relay QOLTEC 50881 63A cost, and is it available for purchase?

The price is 17.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 14 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 02.07.2026 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 QOLTEC 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 QOLTEC 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/11133153/61841286_large.webp