---
product_id: 179381844
title: "TOPENS TRF3 Safety Reflection Photocell Sensor | Retro-Reflective Photoelectric Beam Sensor, For Automatic Swing Sliding Gate Opener and Garage Door Opener, Outdoor Use"
brand: "topens"
price: "557.30 DT"
currency: TND
in_stock: true
category: "Topens"
url: https://www.desertcart.tn/products/179381844-topens-trf3-safety-reflection-photocell-sensor-retro-reflective-photoelectric-beam
store_origin: TN
region: Tunisia
---

# Rapid response time Waterproof & weather-resistant design Wide 12-30VDC / 10-25VAC power compatibility TOPENS TRF3 Safety Reflection Photocell Sensor | Retro-Reflective Photoelectric Beam Sensor, For Automatic Swing Sliding Gate Opener and Garage Door Opener, Outdoor Use

**Brand:** topens
**Price:** 557.30 DT
**Availability:** ✅ In Stock

## Summary

> 🚪 Secure your space with smart, seamless safety.

## Quick Answers

- **What is this?** TOPENS TRF3 Safety Reflection Photocell Sensor | Retro-Reflective Photoelectric Beam Sensor, For Automatic Swing Sliding Gate Opener and Garage Door Opener, Outdoor Use by topens
- **How much does it cost?** 557.30 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/179381844-topens-trf3-safety-reflection-photocell-sensor-retro-reflective-photoelectric-beam)

## Best For

- topens enthusiasts

## Why This Product

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

## Key Features

- • **Effortless DIY Setup:** Simple wiring and alignment with LED indicators make installation a breeze.
- • **Instant Safety Barrier:** Stops or reverses gates immediately upon obstruction detection for ultimate protection.
- • **Universal Compatibility:** Seamlessly integrates with TOPENS and most third-party gate and garage door openers.
- • **Trusted Support & Warranty:** 12-month warranty plus expert tech support guarantees peace of mind.
- • **Built to Brave the Elements:** UV-resistant, flame-retardant, and waterproof housing ensures reliable outdoor performance.

## Overview

The TOPENS TRF3 Safety Reflection Photocell Sensor is a high-performance outdoor photoelectric sensor designed to enhance automatic gate and garage door safety. Featuring rapid response, broad power compatibility, and a durable waterproof design, it ensures reliable obstruction detection and automatic gate reversal. Easy to install and compatible with most gate openers, it comes backed by a 12-month warranty and dedicated technical support, making it the smart choice for residential and commercial security.

## Description

TOPENS TRF3 Safety Reflection Photocell Sensor | Retro-Reflective Photoelectric Beam Sensor, For Automatic Swing Sliding Gate Opener and Garage Door Opener, Outdoor Use: desertcart.com: Industrial & Scientific

## Features

- Reliable Reversing Sensor - TOPENS TRF3 Reflection Photocell Sensor is an outdoor photoelectric sensor with rapid response. It creates a safety barrier that detects any movement in its path. Once triggered, it effectively makes the gate stop or reverse automatically in case of obstruction. It is strongly recommended to use the TRF3 reflective sensor with automatic gate opener system to ensure multiple protection & security.
- Wide Compatibility - Works with all the TOPENS gate openers, and compatible with most third party swing / sliding gate opener or garage door opener whose control board accepts “Normal Open or Normal Close Dry Contact” signal. It can be powered by the control board of the gate opener or by the external 12-30VDC or 10-25VAC power source. This safety beam sensor is commonly used for the household, courtyard, farm, ranch, warehouse and other commercial / industrial sites.
- Easy DIY Installation - Simple wire connection makes the installation labor-saving. Just connect the retro-reflective photocell to the gate opener system. It is suggested to mount the photocell at least 8” (20cm) above the ground. Power on to determine the reflector position. Ensure that there is no obstruction between the photocell and the reflector during alignment. Fix the reflector position when the photocell status LED is green.
- Clever Design - The waterproof cover offers stable protection in bad weather conditions. The photocell beam sensor requires no maintenance for outdoor use. Made of high-quality UV-resistant and flame-retardant material, the durable housing promises a long-lasting performance.
- Customer Service and Technical Support - All the TOPENS products come with a 12-month war-ranty against defects, a 30-day exchange & return and excellent tech support. Visit TOPENS website for the user manual, installation video, and personalized service. TOPENS is ready to offer professional solutions for any questions or assistance. Enjoy an easier and smarter life by ordering other TOPENS accessories.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07ZTCMWFT |
| Best Sellers Rank | #56,932 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #21 in Photoelectric Sensors |
| Date First Available | October 30, 2019 |
| Item Weight | 11.3 ounces |
| Item model number | TRF3 |
| Manufacturer | TOPENS |
| Product Dimensions | 1.57 x 1.18 x 2.76 inches |

## Product Details

- **Brand:** TOPENS
- **Color:** Black；Red；Siver
- **Maximum Range:** 33 Feet
- **Mounting Type:** Pole Mount
- **Power Source:** DC

## Images

![TOPENS TRF3 Safety Reflection Photocell Sensor | Retro-Reflective Photoelectric Beam Sensor, For Automatic Swing Sliding Gate Opener and Garage Door Opener, Outdoor Use - Image 1](https://m.media-amazon.com/images/I/51XKTcj9afL.jpg)

## Questions & Answers

**Q: What Is the Specification of the TRF3 Reflection Photocell Sensor?**
A: Detection Method: Retro-Reflective Angle: 1.5 Degrees Approx. Operating Voltage: 12-30VDC / 10-25VAC Output: Relay SPDT Output Capacity: 3A/24VDC, 3A/120VAC

**Q: Do I Need to Add Solar Panels if the Gate Operator System Is Only Solar Powered?**
A: If the beam sensor is powered by the gate opener system during both working and standby modes, please add 30W solar panels or more and upgrade the battery capacity (NOT incl.) to at least 17 Ah or higher to meet the power consumption.

**Q: What Is the Max. Sensing Range of TRF3 Reflection Photocell Sensor?**
A: The max. sensing range is 33ft. (10m). Sensing range may be affected in extreme weather conditions, such as blizzard, rainstorm etc.

**Q: What Is the Response Time and LED Status Indication?**
A: Response Time: 10ms (Max) Status LED - Red Indicates Beam is Obstructed Status LED - Green Indicates Beam is Aligned

**Q: What's in the Box?**
A: 1 x Retro-Reflective Photocell (one Emitter and one Receiver) 1 x Water-proof Cover for Retro-Reflective Photocell 1 x Reflector 1 x Water-proof Cover for Reflector 1 x Mounting Accessories, 1 x TOPENS User Manual

## Frequently Bought Together

- TOPENS TRF3 Safety Reflection Photocell Retro-Reflective Photoelectric Beam Sensor for Automatic Swing Sliding Gate Openers Garage Door Openers Access Control Security Alarm Systems Outdoor Use
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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-09-12*