---
product_id: 56429092
title: "New Kidde FireX KF20 Mains Powered Optical Smoke Alarm Fire Detector with 9V Battery Backup"
brand: "ixium"
price: "E£ 5037"
currency: EGP
in_stock: true
url: https://www.desertcart.com.eg/products/56429092-new-kidde-firex-kf20-mains-powered-optical-smoke-alarm-fire
store_origin: EG
region: Egypt
---

# 9V Battery Backup Optical Sensor Interlink Capability New Kidde FireX KF20 Mains Powered Optical Smoke Alarm Fire Detector with 9V Battery Backup

**Brand:** ixium
**Price:** E£ 5037
**Availability:** ✅ In Stock

## Summary

> 🔥 Your Safety, Elevated! 🔥

## Quick Answers

- **What is this?** New Kidde FireX KF20 Mains Powered Optical Smoke Alarm Fire Detector with 9V Battery Backup by ixium
- **How much does it cost?** E£ 5037 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.eg](https://www.desertcart.com.eg/products/56429092-new-kidde-firex-kf20-mains-powered-optical-smoke-alarm-fire)

## Best For

- ixium enthusiasts

## Why This Product

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

## Key Features

- • **Smart Silence:** Combined Test/Hush Button to easily manage nuisance alarms.
- • **Visual Alerts:** Alarm features visual indicators for enhanced awareness.
- • **Compact Design:** Lightweight at just 0.32 kg, fits seamlessly into any space.
- • **Stay Connected:** Interlinks with other FireX alarms for comprehensive safety.
- • **Certified Safety:** BSI and CE Certified for peace of mind.

## Overview

The New Kidde FireX KF20 is a mains powered optical smoke alarm equipped with a 9V battery backup, ensuring reliable performance even during power outages. With its built-in optical sensor and interlink capability, this alarm provides comprehensive safety by connecting with other FireX wired alarms. The device is lightweight, compact, and certified for safety, making it an essential addition to any home or office.

## Description

New Kidde FireX KF20 Mains Powered Optical Smoke Alarm Fire Detector with 9V Battery Backup

## Features

- 230V Mains Powered Alarm with Battery Backup
- Built in Optical Sensor and LED Indicators
- Interlinks with other FireX Wired Alarms - This means, when all alarms are connected to mains, if one alarm is triggered they will sound
- Combined Test/Hush Button - For silencing nuisance alarms
- BSI and CE Certified

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | iXium |
| Part Number | 5055633354711 |
| Product Dimensions | 5.5 x 13.5 x 13.5 cm; 320 g |
| Manufacturer reference | 5055633354711 |
| Colour | White |
| Style | Classic |
| Power Source | Battery Powered |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 320 g |

## Product Details

- **Brand:** iXium
- **Style:** Classic
- **Power source:** Battery Powered
- **Colour:** White
- **Product dimensions:** 5.5D x 13.5W x 13.5H centimetres
- **Item weight:** 0.32 Kilograms
- **Alarm:** Visual
- **Sensor type:** ionisation,optical
- **Manufacturer:** iXium

## Images

![New Kidde FireX KF20 Mains Powered Optical Smoke Alarm Fire Detector with 9V Battery Backup - Image 1](https://m.media-amazon.com/images/I/71iRBt2Xn2L.jpg)

## Questions & Answers

**Q: Ionisation or optical?  The title says optical but the description says ionisation!**
A: Must have been a cut and paste job... KF20 is optical and that was what I received. :-)

**Q: Can this alarm be connected with the KF10 already installed**
A: Yes it can, you will need to do this be running wires to each alarm you wish to interconnect or you will need the wireless template called the RF-SFTP for each alarm then will be interconnected

**Q: Please could you tell me the diameter of the mounting plate as it will be replacing old alarms. Thanks**
A: No sorry as I just swapped it with the same one

**Q: What is the diameter of this alarm ?**
A: The KF20 dimensions are:
Alarm Dimensions 127 x 127 x 39mm
Bracket Dimensions 133 x 133 x 6mm

## Frequently Bought Together

- New Kidde FireX KF20 Mains Powered Optical Smoke Alarm Fire Detector with 9V Battery Backup
- Kidde Firex KF3 ( Mains/Battery Heat alarm )

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*Product available on Desertcart Egypt*
*Store origin: EG*
*Last updated: 2026-01-27*