---
product_id: 13505005
title: "Velleman K8090 8-Channel USB Relay Card"
brand: "velleman"
price: "AR$11992"
currency: ARS
in_stock: false
url: https://www.desertcart.com.ar/products/13505005-velleman-k8090-8-channel-usb-relay-card
store_origin: AR
region: Argentina
---

# Timer up to 18h Two-way communication USB-controlled Velleman K8090 8-Channel USB Relay Card

**Brand:** velleman
**Price:** AR$11992
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Unleash Your Automation Potential!

## Quick Answers

- **What is this?** Velleman K8090 8-Channel USB Relay Card by velleman
- **How much does it cost?** AR$11992 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/13505005-velleman-k8090-8-channel-usb-relay-card)

## Best For

- velleman enthusiasts

## Why This Product

- Trusted velleman brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Push Button Simulation:** Simulate button presses for enhanced control and automation.
- • **Seamless USB Integration:** Effortlessly control your devices with a simple USB connection.
- • **Open Protocol Flexibility:** Easily integrate with your existing systems using event-driven protocols.
- • **Customizable Timer Settings:** Set timers for up to 18 hours to automate your processes.
- • **Robust Inductive Load Support:** Optional transient suppression for reliable operation with inductive loads.

## Overview

The Velleman K8090 8-Channel USB Relay Card is a versatile solution for controlling multiple devices through USB. With features like customizable timer settings, open protocol communication, and support for inductive loads, this relay card is perfect for both hobbyists and professionals looking to streamline their automation projects.

## Description

VELLEMAN K8090 8-CHANNEL USB RELAY CARD KIT. Eight relay channels controlled by your computer! Use your computer USB port to connect to the outside world. Connect up to 16A to each of the high power relays. Board space for extra VDR noise suppressors is provided and on board push buttons can be used to test/operate all the relays. A dll for own software development can be downloaded from our web site. Test software completes the package.

## Features

- USB-controlled relay card
- manual operation for toggle momentary or timer operation (selectable through software)
- timer settings up to 18 hours (DLL function)
- optional open collector connectivity (push button simulation
- DLL for own software development (download only)
- event-driven and open protocol
- two way PC communication (USB Event return)
- optional VDR (type VDR300) transient suppression for use with inductive loads

## Product Details

- **Current Rating:** 16 Amps
- **Brand:** Velleman
- **Operation Mode:** Push Button,Toggle
- **Contact Current Rating:** 16 Amps
- **Maximum Switching Current:** 16 Amps

## Images

![Velleman K8090 8-Channel USB Relay Card - Image 1](https://m.media-amazon.com/images/I/81HsqjAnQlL.jpg)
![Velleman K8090 8-Channel USB Relay Card - Image 2](https://m.media-amazon.com/images/I/61lovfPZAZL.jpg)
![Velleman K8090 8-Channel USB Relay Card - Image 3](https://m.media-amazon.com/images/I/91vBz1EM5AL.jpg)
![Velleman K8090 8-Channel USB Relay Card - Image 4](https://m.media-amazon.com/images/I/91M41tj2VWL.jpg)

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**Shop now:** [https://www.desertcart.com.ar/products/13505005-velleman-k8090-8-channel-usb-relay-card](https://www.desertcart.com.ar/products/13505005-velleman-k8090-8-channel-usb-relay-card)

---

*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-05-22*