---
product_id: 48768749
title: "434399 Low Voltage Axial Extractor Fan & Transformer Kit (Timer Model) 100mm 4 Inch SELV 12V. Suitable for use within Zone 1"
brand: "air vent"
price: "49063 Ft"
currency: HUF
in_stock: true
category: "Air Vent"
url: https://www.desertcart.hu/products/48768749-434399-low-voltage-axial-extractor-fan-and-transformer-kit-timer
store_origin: HU
region: Hungary
---

# 75 m³/h airflow Low voltage 12V SELV safety Built-in run-on timer 434399 Low Voltage Axial Extractor Fan & Transformer Kit (Timer Model) 100mm 4 Inch SELV 12V. Suitable for use within Zone 1

**Brand:** air vent
**Price:** 49063 Ft
**Availability:** ✅ In Stock

## Summary

> 💨 Elevate your air game with smart, safe, and silent extraction!

## Quick Answers

- **What is this?** 434399 Low Voltage Axial Extractor Fan & Transformer Kit (Timer Model) 100mm 4 Inch SELV 12V. Suitable for use within Zone 1 by air vent
- **How much does it cost?** 49063 Ft with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/48768749-434399-low-voltage-axial-extractor-fan-and-transformer-kit-timer)

## Best For

- air vent enthusiasts

## Why This Product

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

## Key Features

- • **Zone 1 Certified:** Perfectly engineered for high-risk bathroom and shower areas
- • **Smart Run-On Timer:** Keeps air flowing post-light-off to prevent dampness
- • **Compact & Sleek Design:** Fits seamlessly in ceilings with minimal depth
- • **Safe Low Voltage Operation:** 12V SELV ensures peace of mind in wet zones
- • **Powerful 75 m³/h Extraction:** Effortlessly clears moisture and odors for fresher spaces

## Overview

The Air Vent 434399 is a 12V low voltage axial extractor fan with a separate transformer and integrated run-on timer, delivering 75 cubic metres per hour airflow. Designed for Zone 1 use, it ensures safe, efficient ventilation in bathrooms and shower enclosures. Its compact ceiling-mount design and compliance with BS EN 60155 make it a reliable, modern solution for moisture control and air quality enhancement.

## Description

Low voltage (SELV) 12V extractor fan with separate transformer. This fan is suitable for use within zone 1, shower enclosures etc, providing the transformer unit is located outwith zone 2, e.g. in an adjacent cupboard or loftspace. This model incorporates a run-on timer which operates in connection with the room light switch. When the light is switched on the fan starts, when the light is switched off the fan continues to run for the pre-set period. Permanent live, switched live and neutral wires (3 cores + earth) are required at the transformer position in order to function correctly. Suitable for ceiling mounting as long as the ducting is kept shorter than 1.5m. Fan dimensions: 160mm wide x 160mm tall x 10mm deep (beyond installed surface). 99mm diameter spigot, extends for 80mm. For connection to 100mm / 4\ ducting. Transformer dimensions: 149mm wide x 88mm tall x 67mm deep

## Features

- 21 litres per second, 75 cubic metres per hour extraction rate
- For use with fluorescent lamp wattages 4-8, 13, 15, 18-20, 25-65 & 80 Watt
- Manufactured to BS EN 60155

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01DTHRM2E |
| Air Flow Capacity | 75 Cubic Metres Per Hour |
| Best Sellers Rank | 132,021 in DIY & Tools ( See Top 100 in DIY & Tools ) 247 in Bathroom Fans |
| Blade Length | 100 Millimetres |
| Brand | Air Vent |
| Brand Name | Air Vent |
| Collection Name | Industrial Fans |
| Colour | White |
| Control Method | Touch |
| Country of Origin | China |
| Customer Reviews | 4.5 out of 5 stars 172 Reviews |
| Electric Fan Design | Exhaust Fan |
| Electric fan design | Exhaust Fan |
| Finish Type | Painted |
| Included Components | Transformer (timer model) |
| Indoor Outdoor Usage | Indoor |
| Installation Type | ceiling mount |
| Is Product Cordless | No |
| Item Dimensions D x W x H | 6D x 6W x 6H centimetres |
| Item Type Name | 434399 |
| Item Weight | 1.16 Kilograms |
| Manufacturer | Airvent |
| Material | Acrylonitrile Butadiene Styrene |
| Model Name | 434399 |
| Model Number | 434399 |
| Motor Type | DC |
| Mounting Type | Window Mount |
| Number of Blades | 7 |
| Number of Power Levels | 1 |
| Part Number | 434399 |
| Power Source | Corded Electric |
| Power source | Corded Electric |
| Product dimensions | 6D x 6W x 6H centimetres |
| Recommended Uses For Product | Ceiling |
| Room Type | Kitchen, Bathroom |
| Size | 6.3 x 6.3 x 0.4 inches |
| Special Features | Lightweight |
| Specification Met | selv |
| Standby Power Shutoff | 9.375 cubic metres per watt |
| Style | Modern |
| Unit Count | 1.0 count |
| Voltage | 12 Volts |
| Wattage | 80 watts |

## Product Details

- **Brand:** Air Vent
- **Colour:** White
- **Electric fan design:** Exhaust Fan
- **Power source:** Corded Electric
- **Style:** Modern
- **Product dimensions:** 6D x 6W x 6H centimetres
- **Room type:** Bathroom, Kitchen
- **Special feature:** Lightweight
- **Recommended uses for product:** Ceiling
- **Mounting type:** Window Mount

## Images

![434399 Low Voltage Axial Extractor Fan & Transformer Kit (Timer Model) 100mm 4 Inch SELV 12V. Suitable for use within Zone 1 - Image 1](https://m.media-amazon.com/images/I/51UnR08GFxL.jpg)

## Frequently Bought Together

- Airvent 434399 Low Voltage Axial Extractor Fan & Transformer Kit (Timer Model) 100mm 4 Inch SELV 12V. Suitable for use within Zone 1
- BG 804 TRIPLE POLE FAN ISOLATOR PULLCORD SWITCH

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**Shop now:** [https://www.desertcart.hu/products/48768749-434399-low-voltage-axial-extractor-fan-and-transformer-kit-timer](https://www.desertcart.hu/products/48768749-434399-low-voltage-axial-extractor-fan-and-transformer-kit-timer)

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*Product available on Desertcart Hungary*
*Store origin: HU*
*Last updated: 2026-08-24*