---
product_id: 413491307
title: "Firex KF Series Mains Powered Fire Alarms Kit (2 Smoke & 1 Heat) with Alkaline Back-up Battery"
brand: "kidde"
price: "฿11520"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/413491307-firex-kf-series-mains-powered-fire-alarms-kit-2-smoke
store_origin: TH
region: Thailand
---

# CE & Kitemarked certified 230V mains powered 6-year warranty Firex KF Series Mains Powered Fire Alarms Kit (2 Smoke & 1 Heat) with Alkaline Back-up Battery

**Brand:** kidde
**Price:** ฿11520
**Availability:** ✅ In Stock

## Summary

> 🔥 Stay Safe, Stay Smart! 🔥

## Quick Answers

- **What is this?** Firex KF Series Mains Powered Fire Alarms Kit (2 Smoke & 1 Heat) with Alkaline Back-up Battery by kidde
- **How much does it cost?** ฿11520 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/413491307-firex-kf-series-mains-powered-fire-alarms-kit-2-smoke)

## 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

- • **🔒 Safety First:** Protect your home with dual smoke and heat alarms.
- • **🔋 Reliable Power:** Mains powered with a 9V alkaline backup battery.
- • **🏡 Home Sweet Home:** Perfect for living rooms, bedrooms, and kitchens.
- • **📜 Certified Quality:** Complies with rigorous safety standards.
- • **🛠️ Easy Installation:** Designed for hassle-free setup throughout your home.

## Overview

The Kidde Firex KF Series offers a comprehensive fire safety solution with two smoke alarms and one heat alarm, ensuring your home is protected. With a reliable mains power source and a backup battery, this kit is designed for easy installation and peace of mind, backed by a 6-year warranty and certified safety standards.

## Description

Firex KF Series Mains Powered Fire Alarms Kit (2 Smoke & 1 Heat) with Alkaline Back-up Battery

## Features

- Ideal for installation throughout the home. Smoke alarm: Living rooms, bedrooms, hallways, landings, near (but not in) the kitchen. Heat Alarm: Kitchens, garages, unconverted loft spaces
- Power: 230V mains powered with alkaline back-up battery
- Back-up Battery: 9V alkaline battery (included)
- Warranty: 6 year manufacturer's warranty
- CE marked and Kitemarked. Smoke Alarm: certified to BS EN 14604: 2005. Heat Alarm: certified to BS 5446-2. Suitable for installations complying to BS 5829-6 2019 Grade D2
- Smoke Alarm (H x D): 39 x 133mm. Heat Alarm (H x D) = 38 x 138mm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Kidde |
| Part Number | KEKF20, KEKF30 |
| Package Dimensions | 20.8 x 20.4 x 16 cm; 1.05 kg |
| Batteries | 1 9V batteries required. |
| Item model number | KEKF20, KEKF30 |
| Colour | White |
| Style | Classic |
| Power Source | Battery Powered |
| Batteries included? | No |
| Batteries Required? | No |
| Battery Cell Type | Alkaline |
| Item Weight | 1.05 kg |

## Product Details

- **Brand:** Kidde
- **Style:** Classic
- **Power source:** Battery Powered
- **Colour:** White
- **Alarm:** Audible
- **Number of items:** 1
- **Manufacturer:** Kidde

## Images

![Firex KF Series Mains Powered Fire Alarms Kit (2 Smoke & 1 Heat) with Alkaline Back-up Battery - Image 1](https://m.media-amazon.com/images/I/515g0zeA97L.jpg)

---

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**Shop now:** [https://www.desertcart.co.th/products/413491307-firex-kf-series-mains-powered-fire-alarms-kit-2-smoke](https://www.desertcart.co.th/products/413491307-firex-kf-series-mains-powered-fire-alarms-kit-2-smoke)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-30*