---
product_id: 341823360
title: "2 Port Contact Closure Over Fiber Optic Converter-Singlemode Fiber up to 12.4miles, for Door Open and Door Close,Entry Access Control,Alarm System and More,a Pair"
brand: "primeda-telecom"
price: "876 Lei"
currency: RON
in_stock: true
url: https://www.desertcart.ro/products/341823360-2-port-contact-closure-over-fiber-optic-converter-singlemode-fiber
store_origin: RO
region: Romania
---

# Plug & Play 20 km range 2 channels 2 Port Contact Closure Over Fiber Optic Converter-Singlemode Fiber up to 12.4miles, for Door Open and Door Close,Entry Access Control,Alarm System and More,a Pair

**Brand:** primeda-telecom
**Price:** 876 Lei
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate Your Access Control Game!

## Quick Answers

- **What is this?** 2 Port Contact Closure Over Fiber Optic Converter-Singlemode Fiber up to 12.4miles, for Door Open and Door Close,Entry Access Control,Alarm System and More,a Pair by primeda-telecom
- **How much does it cost?** 876 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/341823360-2-port-contact-closure-over-fiber-optic-converter-singlemode-fiber)

## Best For

- primeda-telecom enthusiasts

## Why This Product

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

## Key Features

- • **Complete Package:** Includes everything you need: transmitter, receiver, power supply, and a FREE 3M fiber patch cord.
- • **Impressive Range:** Achieve long-distance transmission up to 20 km (12.4 miles) with singlemode fiber, ensuring reliable performance.
- • **Seamless Connectivity:** Extend your access control systems effortlessly with 2 channels of contact closure over fiber optic.
- • **Versatile Applications:** Perfect for door entry systems, fire alarms, and building automation—adaptable to your needs.
- • **User-Friendly Installation:** Enjoy a hassle-free setup with plug-and-play functionality—no technical expertise required!

## Overview

The 2 Port Contact Closure Over Fiber Optic Converter is designed for seamless transmission of contact closure signals over long distances, making it ideal for various applications such as door entry access control, alarm systems, and building automation. With a range of up to 20 km using singlemode fiber, this user-friendly device comes complete with all necessary components for easy installation.

## Description

2 Port Contact Closure Over Fiber Optic Converter-Singlemode Fiber up to 12.4miles, for Door Open and Door Close,Entry Access Control,Alarm System and More,a Pair

## Features

- Extend 2 channels of contact closure signal through a fiber optic cable to remote end . Long transmission distance, up to 20 km (11.42 miles) over Singlemode fiber, and up to 500m (0.31miles) over Multimode Fiber.
- Applicable for Door Entry Access Control System, Fire & Alarm Systems, Alarm Event Triggering, Building Automation and Environmental Control Systems, PIR signal Transmission, Traffic Signal Control Equipment, etc
- Uncompressed transmission, LEDs for power supply and optical fiber link, data status indication can monitor the operating status of the system.
- 2U 19inch Rack mount. Full Set Includes Transmitter, Receiver & AC Power Supply, User Manual, and FREE 3M SC/SC singlemode fiber patch cord. SC connector for Fiber Optical Port, Green terminal block for Contact closure Port.
- Simple to Install, Plug and Play.

## Images

![2 Port Contact Closure Over Fiber Optic Converter-Singlemode Fiber up to 12.4miles, for Door Open and Door Close,Entry Access Control,Alarm System and More,a Pair - Image 1](https://m.media-amazon.com/images/I/51+vP1o-y-L.jpg)
![2 Port Contact Closure Over Fiber Optic Converter-Singlemode Fiber up to 12.4miles, for Door Open and Door Close,Entry Access Control,Alarm System and More,a Pair - Image 2](https://m.media-amazon.com/images/I/51sk1IZijaL.jpg)
![2 Port Contact Closure Over Fiber Optic Converter-Singlemode Fiber up to 12.4miles, for Door Open and Door Close,Entry Access Control,Alarm System and More,a Pair - Image 3](https://m.media-amazon.com/images/I/51wuNBRQL1L.jpg)
![2 Port Contact Closure Over Fiber Optic Converter-Singlemode Fiber up to 12.4miles, for Door Open and Door Close,Entry Access Control,Alarm System and More,a Pair - Image 4](https://m.media-amazon.com/images/I/61LlPVueEzL.jpg)
![2 Port Contact Closure Over Fiber Optic Converter-Singlemode Fiber up to 12.4miles, for Door Open and Door Close,Entry Access Control,Alarm System and More,a Pair - Image 5](https://m.media-amazon.com/images/I/5105q61--ZL.jpg)

## Available Options

This product comes in different **Color** options.

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**Shop now:** [https://www.desertcart.ro/products/341823360-2-port-contact-closure-over-fiber-optic-converter-singlemode-fiber](https://www.desertcart.ro/products/341823360-2-port-contact-closure-over-fiber-optic-converter-singlemode-fiber)

---

*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-01-26*