Updated:23 October 2026
Rank 1-21 of the best Bathroom Fans With Humidity Sensors
Our recommendation Price Customer rating
1. Comparison winner
Airflow iCON 15 Bathroom Extractor Fan
Airflow iCON 15 Bathroom Extractor Fan
Available immediately
free shipping
  • air flow capacity of 19 litres per second to provide adequate bathroom ventilation
  • optional humidity sensor module can be added later without replacing the fan
  • quiet operation with 28.8 decibels measured at 3 metres and 19 litres per second airflow
Our rating
9,9
very good
AIR 6 Cloud-100HT Bathroom Extractor Fan, 26.5 l/s (95 m3/h), Humidity Sensor & Timer, Wall or Ceiling Mount, White, IP45, 100 mm (4 in) duct
AIR 6 Cloud-100HT Bathroom Extractor Fan, 26.5 l/s (95 m3/h), Humidity Sensor & Timer, Wall or Ceiling Mount, White, IP45, 100 mm (4 in) duct
Available immediately
free shipping
  • airflow capacity 26.4 litres per second (95 cubic metres per hour) through a 100 millimetre diameter duct
  • quiet operation at 30 dB(A) at 3 metres
  • anti backdraft shutter to prevent reverse airflow
Our rating
9,9
very good
3. Best value
Bosch Bathroom Extractor Fan 1500 DH W 100 mm
Bosch Bathroom Extractor Fan 1500 DH W 100 mm
Available immediately
free shipping
  • air flow rate of 95 cubic metres per hour
  • includes a humidity sensor with adjustable threshold from 40% to 90% relative humidity
  • quiet operation at a sound level of 39 db(A)
Our rating
9,8
very good
Xpelair Simply Silent Contour Extractor Fan C4HTSR
Xpelair Simply Silent Contour Extractor Fan C4HTSR
Available immediately
free shipping
  • airflow capacity: two speeds available at 15 and 21 litres per second
  • quiet operation: designed to minimise noise levels
  • simple installation: compatible with wall, ceiling or panel fitting
Our rating
9,8
very good
100+ purchases last month
5. Bestseller
Calimaero BREEZE Bathroom Extractor Fan 150mm with Backdraft Shutter and Humidity Sensor
Calimaero BREEZE Bathroom Extractor Fan 150mm with Backdraft Shutter and Humidity Sensor
Available immediately
free shipping
  • 240 metres cubed per hour airflow capacity provides efficient ventilation
  • humidity sensor adjusts operation based on room moisture levels
  • operates at a quiet 35 decibels for minimal noise disruption
Our rating
9,8
very good
Xpelair C4HTS Extractor Fan with Humidistat
Xpelair C4HTS Extractor Fan with Humidistat
Available immediately
free shipping
  • airflow capacity of 15 or 21 litres per second, selectable during installation
  • , quiet operation
  • , simple installation suitable for wall, ceiling or panel fitting
Our rating
9,6
very good
AirTech-UK Bathroom Extractor Fan, 100mm, Black Glass
AirTech-UK Bathroom Extractor Fan, 100mm, Black Glass
Available immediately
free shipping
  • airflow capacity of 75 cubic metres per hour
  • humidity sensor for automatic moisture control
  • easy installation into most standard ventilation systems with a 100mm duct size
Our rating
9,6
very good
SCHEEAIR Nova100 100mm Smart WiFi Bathroom Extractor Fan with Humidity Sensor (230V, Wall/Ceiling Mount)
SCHEEAIR Nova100 100mm Smart WiFi Bathroom Extractor Fan with Humidity Sensor (230V, Wall/Ceiling Mount)
Available immediately
free shipping
  • When first powered on or after reconnecting the fan starts in high speed mode, delivering strong airflow
  • Humidity sensor readings come from a temperature and relative humidity module that provides temperature and humidity measurements; not suitable for continuous very high humidity (around 90 per cent), frequent condensation may cause the humidity sensor to malfunction
  • Standby mode controls whether the fan runs when not triggered by two sensors; if set to high speed the fan may run continuously
Our rating
9,6
very good
4'' Bathroom Extractor Fan with Humidity Sensor, Timer and Backflow Flap, Silver
4'' Bathroom Extractor Fan with Humidity Sensor, Timer and Backflow Flap, Silver
Available immediately
free shipping
  • adjustable humidity sensor activates the fan automatically when humidity exceeds set levels, helping to eliminate odours and mould
  • quiet operation with a bearing motor ensures minimal noise levels below 34 dB, providing a comfortable environment
  • backflow flap prevents insects and cold or damp air from entering the house
Our rating
9,6
very good
Fantronix DC 100mm Bathroom Extractor Fan with Timer & Humidity Sensor
Fantronix DC 100mm Bathroom Extractor Fan with Timer & Humidity Sensor
Available immediately
free shipping
  • powerful airflow capacity of up to 28 litres per second for efficient moisture extraction
  • built-in humidity sensor activates the fan automatically when excess moisture is detected to prevent condensation
  • operates quietly from just 22 decibels, making it ideal for bathrooms and wet rooms
Our rating
9,6
very good
EINTTAX 100mm Extractor Fan with Humidity Sensor and Timer
EINTTAX 100mm Extractor Fan with Humidity Sensor and Timer
Available immediately
free shipping
  • extract airflow rate of 95m³/h removes moisture and odours efficiently
  • humidity sensor detects and adjusts humidity levels from 60% to 90%
  • operates quietly with a noise level of 34 dB at 3m distance
Our rating
9,6
very good
200+ purchases last month
VENTS Silenta 100mm Bathroom Extractor Fan, Model with Humidity Sensor
VENTS Silenta 100mm Bathroom Extractor Fan, Model with Humidity Sensor
Available immediately
free shipping
  • extraction airflow rate of 78 cubic metres per hour for efficient performance and ventilation
  • humidity sensor included to automatically regulate moisture levels in the bathroom
  • operates quietly with sound levels of only 26 decibels at 3 metres away
Our rating
9,4
good
Calimaero BREEZE Bathroom Extractor Fan 100mm with Humidity Sensor
Calimaero BREEZE Bathroom Extractor Fan 100mm with Humidity Sensor
Available immediately
free shipping
  • airspeed capacity of 95 cubic metres per hour
  • humidity sensor with adjustable settings between 60 and 90 percent
  • quiet operation at 34 decibels
Our rating
9,4
good
Calimaero BREEZE 100mm Bathroom Extractor Fan with Over-run Timer and Backdraft Shutter, Humidity Sensor, 12 W, 95 m³/h, IPX4
Calimaero BREEZE 100mm Bathroom Extractor Fan with Over-run Timer and Backdraft Shutter, Humidity Sensor, 12 W, 95 m³/h, IPX4
Available immediately
free shipping
  • air flow capacity: 95 cubic metres per hour
  • humidity sensor: adjustable between 60% and 90% relative humidity
  • quiet operation: 34 decibels
Our rating
9,3
good
VENTS CRYSTALIS 100 mm Black Bathroom Extractor Fan
VENTS CRYSTALIS 100 mm Black Bathroom Extractor Fan
Available immediately
free shipping
  • airflow capacity is 90 cubic metres per hour
  • adjustable humidity sensor activation threshold between 60% and 90%
  • quiet operation for minimal noise disturbance
Our rating
9,3
good
VENTS Silenta 150mm Quiet Kitchen and Bathroom Extractor Fan with Humidity Sensor and Timer
VENTS Silenta 150mm Quiet Kitchen and Bathroom Extractor Fan with Humidity Sensor and Timer
Available immediately
free shipping
  • airflow capacity: 242 m3 per hour
  • humidity sensor: includes a humidity sensor to automatically adjust extraction based on moisture levels
  • quiet operation: operates quietly at 33 dBA at 3 metres
Our rating
9,0
good
Fantronix Wispa 100mm Bathroom Extractor Fan with Humidity Sensor and Timer - White
Fantronix Wispa 100mm Bathroom Extractor Fan with Humidity Sensor and Timer - White
Available immediately
free shipping
  • airflow capacity of 90 cubic metres per hour delivering steady ventilation with a quiet 29 dBA at 3 metres
  • humidity sensor enables automatic operation when moisture rises to help reduce condensation, damp and mould
  • low noise operation keeps running quiet to minimise disruption
Our rating
8,9
good
VENTS NAZAIR 100mm Bathroom Extractor Fan with Humidity Sensor - Wall or Ceiling
VENTS NAZAIR 100mm Bathroom Extractor Fan with Humidity Sensor - Wall or Ceiling
Available immediately
free shipping
  • built-in humidity sensor activates the fan when moisture rises to help prevent steamy mirrors and damp walls after showers
  • quiet operation designed for low noise ventilation suitable for early mornings, late nights and shared households
  • a standard 100 millimetre size allows straightforward wall or ceiling installation, ideal for upgrading existing bathroom fans
Our rating
8,8
good
Devola DVF100H 100mm axial extractor fan with humidity sensor for bathroom and kitchen; Made in Britain
Devola DVF100H 100mm axial extractor fan with humidity sensor for bathroom and kitchen; Made in Britain
Available immediately
free shipping
  • 100mm spigot enables standard airflow through common bathroom ducts
  • adjustable humidity sensor can be set between 60% and 90% relative humidity for customised ventilation
  • easy installation with flexible mounting options including direct fit in the ventilation shaft or connection via flexible air ducts
Our rating
8,6
good
Turkish Zone 4in 100mm Silent Black Bathroom Extractor Fan with Humidity Sensor and Timer Wall Window Ceiling Mounted
Turkish Zone 4in 100mm Silent Black Bathroom Extractor Fan with Humidity Sensor and Timer Wall Window Ceiling Mounted
Available immediately
free shipping
  • airflow capacity of 105 cubic metres per hour for rapid removal of steam and moisture
  • built-in humidity sensor that automatically activates the fan when humidity rises with an adjustable run-on timer from 1 to 30 minutes
  • quiet operation around 34 to 35 decibels with a low energy consumption of 21 watts
Our rating
8,6
good
FANTRONIX 100 mm Bathroom Extractor Fan with Humidity Sensor
FANTRONIX 100 mm Bathroom Extractor Fan with Humidity Sensor
Available immediately
free shipping
  • extracts air at 90 cubic metres per hour to efficiently ventilate humid spaces
  • integrated humidity sensor adjusts activation threshold between 60% and 90%
  • operates quietly at a low noise level of 25 decibels
Our rating
8,4
good

Similar Bathroom Fan With Humidity Sensor comparisons

Bathroom Fans With Humidity Sensors buying guide: How to choose the right product from the above Bathroom Fans With Humidity Sensors test or comparison

Introduction to Bathroom Fans with Humidity Sensors: Why They Matter for Your Home

Understanding the Role of Bathroom Fans

Bathroom fans play a crucial role in maintaining a comfortable and healthy indoor environment. They help to control moisture levels, which can prevent mould and mildew build-up, protecting both your home and your health. When we take a hot shower, steam fills the air, quickly raising humidity levels. A bathroom fan with a humidity sensor automatically activates to remove this excess moisture, helping to maintain a balanced atmosphere.

Benefits of Humidity Sensors

Opting for a bathroom fan equipped with a humidity sensor means the fan can adjust its operation according to the real-time humidity levels. This technology not only ensures that your bathroom remains dry but also conserves energy by running only when necessary. This means less electricity usage, resulting in cost savings over time and decreased environmental impact.

Key Features to Look for in a Bathroom Fan with Humidity Sensor

Humidity Detection Accuracy

When selecting a bathroom fan, it is vital to choose one with a highly sensitive humidity sensor. This guarantees that the fan will respond promptly to humidity increases, engaging at the right moment to eliminate steam and moisture.

Noise Level Considerations

Another feature we should consider is the noise level of the fan. Many modern bathroom fans are designed for quiet operation, ensuring they do not disturb your peace while still being effective. Check the specifications for the sones rating; lower numbers indicate quieter fans.

Energy Efficiency Ratings

Look for fans that have energy-efficient designs and ratings. These would help us maintain comfort without incurring high electricity bills. Consider options that incorporate LED lighting, allowing for dual functionality while being gentle on your wallet.

Easy Installation Features

Choosing a bathroom fan that is straightforward to install can save both time and hassle. Some fans feature a simple mounting system and clear instructions that make the DIY approach feasible for most homeowners.

How a Humidity Sensor Works: The Science Behind Comfort and Efficiency

The Mechanism of Humidity Sensing

Humidity sensors function through a process that detects the current moisture level in the air. These devices employ hygrometers, which measure the saturation percentage in the environment. When the humidity reaches a predetermined threshold, the fan engages automatically, expelling moist air efficiently.

Balancing Comfort and Energy Use

By continually monitoring humidity, these sensors help to maintain a balance between comfort and energy efficiency. With this technology, we can enjoy a fresh and clean bathroom atmosphere while reducing unnecessary fan operation—an ideal scenario for any modern home.

Installation Tips for Your New Bathroom Fan: A Step-by-Step Guide

Preparing for Installation

Before installation, make sure to gather all required tools, including a screwdriver, electrical tape, and wire connectors. Turning off the power at the circuit breaker is essential for safety.

Removing the Old Fan

If you’re replacing an existing fan, carefully remove it from the ceiling. This often involves disconnecting wires and taking off mounting screws. Ensure not to damage the wiring as you proceed.

Mounting the New Fan

Position the new fan into place, securing it with screws as per the manufacturer’s guidelines. Make sure the humidity sensor is correctly oriented for optimal performance.

Final Connections and Testing

Once the fan is mounted, connect the wiring according to instructions, making sure all connections are secure. After turning the power back on, test the fan to confirm it activates with changes in humidity.

Maintenance of Your Bathroom Fan: Ensuring Longevity and Performance

Regular Cleaning Practices

To keep your bathroom fan operating effectively, routine cleaning is essential. Dust and debris can accumulate in the grille and vent, reducing efficiency. We recommend cleaning the fan every few months using a soft cloth and mild detergent.

Checking the Humidity Sensor Functionality

Regularly verify that the humidity sensor is functioning correctly. If the fan does not engage at humidity levels typical of bathroom use, it may need recalibration or service.

Listening for Unusual Noises

Pay attention to any unusual sounds during operation, as they may indicate a problem. Uncommon noises could suggest that the fan is struggling, so swift action is necessary to ensure it continues to operate efficiently.

Table of contents
  1. Introduction to Bathroom Fans with Humidity Sensors: Why They Matter for Your Home
  2. Key Features to Look for in a Bathroom Fan with Humidity Sensor
  3. How a Humidity Sensor Works: The Science Behind Comfort and Efficiency
  4. Installation Tips for Your New Bathroom Fan: A Step-by-Step Guide
  5. Maintenance of Your Bathroom Fan: Ensuring Longevity and Performance

Overview

1. Comparison winner
Airflow iCON 15 Bathroom Extractor Fan
Our rating
9,9
very good
Airflow iCON 15 Bathroom Extractor FanAvailable immediately
AIR 6 Cloud-100HT Bathroom Extractor Fan, 26.5 l/s (95 m3/h), Humidity Sensor & Timer, Wall or Ceiling Mount, White, IP45, 100 mm (4 in) duct
Our rating
9,9
very good
AIR 6 Cloud-100HT Bathroom Extractor Fan, 26.5 l/s (95 m3/h), Humidity Sensor & Timer, Wall or Ceiling Mount, White, IP45, 100 mm (4 in) ductAvailable immediately
3. Best value
Bosch Bathroom Extractor Fan 1500 DH W 100 mm
Our rating
9,8
very good
Bosch Bathroom Extractor Fan 1500 DH W 100 mmAvailable immediately
Xpelair Simply Silent Contour Extractor Fan C4HTSR
Our rating
9,8
very good
Xpelair Simply Silent Contour Extractor Fan C4HTSRAvailable immediately
5. Bestseller
Calimaero BREEZE Bathroom Extractor Fan 150mm with Backdraft Shutter and Humidity Sensor
Our rating
9,8
very good
Calimaero BREEZE Bathroom Extractor Fan 150mm with Backdraft Shutter and Humidity SensorAvailable immediately
Xpelair C4HTS Extractor Fan with Humidistat
Our rating
9,6
very good
Xpelair C4HTS Extractor Fan with HumidistatAvailable immediately
AirTech-UK Bathroom Extractor Fan, 100mm, Black Glass
Our rating
9,6
very good
AirTech-UK Bathroom Extractor Fan, 100mm, Black GlassAvailable immediately
SCHEEAIR Nova100 100mm Smart WiFi Bathroom Extractor Fan with Humidity Sensor (230V, Wall/Ceiling Mount)
Our rating
9,6
very good
SCHEEAIR Nova100 100mm Smart WiFi Bathroom Extractor Fan with Humidity Sensor (230V, Wall/Ceiling Mount)Available immediately
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In our tests & comparison tables, we only include products that meet our minimum standards. This ensures that you can find the perfect product for your needs from a wide selection.
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