---
product_id: 125306236
title: "Firex KF20R Smoke Alarm, White"
brand: "kidde"
price: "HK$898"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/125306236-firex-kf20r-smoke-alarm-white
store_origin: HK
region: Hong Kong
---

# Rechargeable lithium battery Interlinks with 23 alarms Includes mounting hardware Firex KF20R Smoke Alarm, White

**Brand:** kidde
**Price:** HK$898
**Availability:** ✅ In Stock

## Summary

> 🔥 Your Safety, Our Priority! 🔥

## Quick Answers

- **What is this?** Firex KF20R Smoke Alarm, White by kidde
- **How much does it cost?** HK$898 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/125306236-firex-kf20r-smoke-alarm-white)

## Best For

- kidde enthusiasts

## Why This Product

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

## Key Features

- • **🔋 Power Up:** Mains powered with a built-in rechargeable lithium battery for uninterrupted protection.
- • **🛑 Test & Hush:** Combined test and hush button for easy maintenance and peace of mind.
- • **🔔 Stay Connected:** Interlinks with up to 23 Firex or Kidde alarms for comprehensive safety.
- • **🦠 Dust & Bug Defense:** Equipped with a dust compensation feature and bug screen to ensure optimal performance.
- • **📡 Smart Identification:** Identifies the source unit within the interconnecting network for precise alerts.

## Overview

The Firex KF20R Smoke Alarm is a state-of-the-art safety device designed to interlink with up to 23 other Firex or Kidde mains alarms. It features a rechargeable lithium battery backup, a dust compensation system, and a combined test and hush button, ensuring reliable performance and easy maintenance. With its smart identification capabilities, this smoke alarm provides precise alerts, making it an essential addition to any modern home.

## Description

Firex KF20R Smoke Alarm, White

## Features

- Interlink with up to 23 other Firex or Kidde Mains alarms
- Dust compensation and bug screen
- Mains operation with built in rechargable lithium battery backup
- Combined test and hush button
- Identifies source unit within interconnecting network

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Kidde |
| Part Number | KEKF20R |
| Product Dimensions | 5 x 13.5 x 13.5 cm; 242 g |
| Batteries | 3 Lithium Ion batteries required. |
| Item model number | KF20R |
| Colour | White |
| Style | Classic |
| Power Source | Mains Powered |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Measurement System | Metric |
| Included Components | Fixing screws, Mounting bracket, Smoke Alarm |
| Batteries included? | No |
| Batteries Required? | No |
| Battery Cell Type | Lithium Ion |
| Item Weight | 242 g |

## Product Details

- **Brand:** Kidde
- **Style:** Classic
- **Power source:** Mains Powered
- **Colour:** White
- **Item weight:** 0.24 Kilograms
- **Alarm:** Visual
- **Global Trade Identification Number:** 00047871259731
- **Number of items:** 1
- **Manufacturer:** Kidde
- **UPC:** 047871259731

## Images

![Firex KF20R Smoke Alarm, White - Image 1](https://m.media-amazon.com/images/I/61YYy9xqV1L.jpg)

## Frequently Bought Together

- Firex KF20R Smoke Alarm, White
- Kidde Firex KF20 Optical Smoke Alarm - Mains Operated with Battery Back Up
- Kidde 5CO Battery Powered Carbon Monoxide Alarm 10 Year Life

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**Shop now:** [https://www.desertcart.hk/products/125306236-firex-kf20r-smoke-alarm-white](https://www.desertcart.hk/products/125306236-firex-kf20r-smoke-alarm-white)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-23*