---
product_id: 295173968
title: "Optex TD-20U Indoor/Outdoor Wireless Infrared Transmitter"
brand: "optex"
price: "AR$470475"
currency: ARS
in_stock: true
category: "Optex"
url: https://www.desertcart.com.ar/products/295173968-optex-td-20u-indoor-outdoor-wireless-infrared-transmitter
store_origin: AR
region: Argentina
---

# Selectable 50 ft or 17 ft detection 2000 ft wireless range IP54 weatherproof housing Optex TD-20U Indoor/Outdoor Wireless Infrared Transmitter

**Brand:** optex
**Price:** AR$470475
**Availability:** ✅ In Stock

## Summary

> 🚨 Stay ahead of threats with invisible, unstoppable motion detection

## Quick Answers

- **What is this?** Optex TD-20U Indoor/Outdoor Wireless Infrared Transmitter by optex
- **How much does it cost?** AR$470475 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/295173968-optex-td-20u-indoor-outdoor-wireless-infrared-transmitter)

## Best For

- optex enthusiasts

## Why This Product

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

## Key Features

- • **All-Weather Durability:** IP54-rated housing ensures reliable performance rain or shine
- • **Effortless Integration:** Syncs flawlessly with Optex systems and smart home devices for automated lighting and security
- • **Long-Range Wireless Power:** Seamlessly covers up to 2000 ft for ultimate security reach
- • **Passive Infrared Precision:** Detects motion with pinpoint accuracy to trigger instant alerts
- • **Customizable Detection Zones:** Choose between 50 ft long-range or 17 ft wide fan pattern for tailored monitoring

## Overview

The Optex TD-20U is a rugged indoor/outdoor wireless infrared transmitter boasting a 2000 ft transmission range and IP54 weatherproof rating. It uses passive infrared technology with selectable detection patterns (50 ft long-range or 17 ft wide fan) to reliably sense motion and send RF signals to compatible Optex receivers, enabling smart, automated security solutions for homes and businesses.

## Description

Use the Optex TD-20U Indoor/Outdoor Wireless Infrared Transmitter enhance your Optex Wireless 2000 and 1000 systems. With a built-in infrared sensor, this wireless transmitter can send alarm signals up to 2,000 feet back to Optex receivers. The Optex T

## Features

- 2000 ft. transmission range, line of sight
- Uses passive infrared to detect motion and send RF signals to receivers
- Weather proof housing (IP54 rating) for both indoor and outdoor use
- Selectable 50 ft. Long Range or 17 ft. Fan (Wide) detection pattern

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B003XKS826 |
| Item model number | TD-20U |
| Manufacturer | Optex |
| Product Dimensions | 10.16 x 12.7 x 12.7 cm; 249.48 g |

## Images

![Optex TD-20U Indoor/Outdoor Wireless Infrared Transmitter - Image 1](https://m.media-amazon.com/images/I/51mXCM5YCgL.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.com.ar/products/295173968-optex-td-20u-indoor-outdoor-wireless-infrared-transmitter](https://www.desertcart.com.ar/products/295173968-optex-td-20u-indoor-outdoor-wireless-infrared-transmitter)

---

*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-10-16*