VIVOHOME Bathroom Exhaust Fan with Humidity Sensor 110CFM, Auto On/Off
4.1Editor score
110 CFM airflow
Auto humidity sensing mode
Tool-free installation
In this guide
Upgrading your bathroom ventilation is essential for preventing mold and maintaining fresh air. Humidity sensing fans automate this process by detecting moisture levels and adjusting airflow accordingly without manual intervention.
We evaluated ten real products based on airflow capacity, noise levels, and smart features. Each model offers unique benefits like built-in lights, remote controls, or energy-efficient motors to suit different bathroom sizes.
Each pick highlights specific strengths and ideal use cases for your home renovation. Please note that product availability and pricing can change frequently, so verify details before purchasing.
Top 3 Picks for Best Humidity Sensing Bathroom Fans for Upgrading
OREiN 3-in-1 Bathroom Exhaust Fan with Light & Humidity Sensor, 160 CFM, 1.0 Sone, Auto-On at 60% Humidity, 1500LM, 3CCT, Night Light, ENERGY STAR, HVI/FCC/ETL, Cutout 11.81''x 11.02''
4.4Editor score
160 CFM powerful airflow
Built-in humidity sensor
3-in-1 design with light
VIVOHOME 240 CFM EC Motor Bathroom Exhaust Fan with Humidity Sensor
4.0Editor score
240 CFM high capacity
EC motor efficiency
Remote control included
Top 10 Best Humidity Sensing Bathroom Fans for Upgrading in 2026 Compared
The following table provides a side-by-side comparison of all ten products selected for their performance and features.
ProductsSpecificationsEditor scorePrice
Editor's Choice
OREiN 3-in-1 Bathroom Exhaust Fan
160 CFM airflow
1.0 Sone noise level
Auto on at 60% humidity
1500LM LED light
4.4Editor score
Editor's Choice
VIVOHOME 240 CFM EC Motor Fan
240 CFM max airflow
Auto adjusts speed
Digital display remote
0.1 to 1.6 sones
4.0Editor score
Best Premium
Tech Drive Bathroom Fan with Humidity Sensor
110 CFM airflow
1.5 Sone operation
Green LED for auto mode
Retrofit installation option
4.3Editor score
Broan-NuTone Roomside Series Fan
80 CFM airflow
Room side installation
SlideClip Grille
Energy Star certified
4.2Editor score
VIVOHOME Bathroom Exhaust Fan 110CFM
110 CFM airflow
12.5W power draw
Auto off at 50% humidity
Tool-free installation
4.1Editor score
Tech Drive 80 CFM Fan
80 CFM airflow
1.5 Sone noise
Green LED for auto
Small housing design
4.1Editor score
Homewerks 140 CFM Fan
140 CFM airflow
1.0 Sone quiet
Sensor detects humidity
Red and green LED
4.0Editor score
Lightania Bathroom Exhaust Fan with Light
130 CFM airflow
1.0 Sone noise
5CCT adjustable light
Smooth dimmable
4.3Editor score
Bathroom Fan with Humidity sensors
160 CFM airflow
1.0 Sone quiet
Green LED indicator
Thermal protection
4.8Editor score
KAZE APPLIANCE SEP120H
120 CFM airflow
0.3 Sone ultra quiet
Humidity sensing
Attic access required
4.1Editor score
1. OREiN 3-in-1 Bathroom Exhaust Fan – Best All-in-One Upgrade
OREiN 3-in-1 Bathroom Exhaust Fan
160 CFM airflow
1.0 Sone quiet
Auto on at 60% humidity
1500LM LED light
The OREiN 3-in-1 Bathroom Exhaust Fan stands out as an Editor's Choice for its comprehensive design combining ventilation lighting and smart control. It holds a solid 4.4 rating from users who appreciate its ability to remove steam and odors efficiently while providing bright illumination.
Pros
- Powerful 160 CFM airflow
- Bright 1500LM LED light
- Green LED confirms humidity mode
- ENERGY STAR certified
- 5-Year Limited Warranty
Cons
- Dimmers not compatible
- Requires specific cutout size
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Its standout feature is the automatic humidity control that activates ventilation when moisture rises above 60%. This hands-free operation ensures a fresher bathroom without forgetting to turn the fan off. The 160 CFM airflow is strong enough for bathrooms up to 160 square feet and operates at a quiet 1.0 sone.
The lighting system offers 1500LM output with three color temperatures adjustable via a built-in switch. A soft 2200K night light adds convenience for nighttime use. However the fan does not work with dimmer or timer switches which may limit customization options for some users.
This model is ideal for homeowners seeking a complete upgrade in one package. The 5-year warranty and multiple certifications including HVI and ETL provide reliability. For those needing both light and ventilation with smart humidity sensing this fan delivers excellent value and performance.
Smart Humidity Control
The built-in sensor detects moisture and turns the fan on automatically ensuring consistent ventilation without manual effort.
Integrated Lighting
With 1500LM output and adjustable color temperatures this fan replaces the need for separate light fixtures in many bathrooms.
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2. VIVOHOME 240 CFM EC Motor Fan – Best High Capacity Ventilation
VIVOHOME 240 CFM EC Motor Bathroom Exhaust Fan
240 CFM max airflow
Auto adjusts speed
Digital display remote
0.1 to 1.6 sones
The VIVOHOME 240 CFM EC Motor Bathroom Exhaust Fan is our pick for Premium performance due to its powerful airflow and advanced motor technology. With a 4.0 rating it appeals to users with larger bathrooms who need robust ventilation capabilities to manage moisture effectively.
Pros
- 240 CFM high capacity
- EC motor for efficiency
- Remote control with display
- Auto adjusts based on humidity
- Multiple color temps for light
Cons
- Requires batteries for remote
- Higher price point
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Its 35W brushless DC motor delivers up to 240 CFM airflow and automatically adjusts speed based on humidity levels. When humidity rises above 80% the fan boosts to full power then shuts off when dry. This smart response ensures efficient energy use while maintaining optimal air quality.
The included digital display remote offers convenient control over fan speed and light settings. You can set timers and choose from five color temperatures and six brightness levels. The motor operates quietly between 0.1 and 1.6 sones making it suitable for bedrooms and quiet spaces.
This fan is best for those with larger bathrooms up to 280 square feet. The remote control and auto-adjusting features add significant convenience. While it requires batteries for the remote the performance and flexibility make it a top choice for demanding ventilation needs.
EC Motor Efficiency
The brushless DC motor runs quieter and uses less power than traditional AC motors while providing strong consistent airflow.
Remote Convenience
A digital remote allows precise control over fan speed and lighting making adjustments easy without entering the bathroom.
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3. VIVOHOME 110CFM Fan – Best Budget Value
VIVOHOME Bathroom Exhaust Fan with Humidity Sensor 110CFM
110 CFM airflow
12.5W power draw
Auto off at 50% humidity
Tool-free installation
The VIVOHOME Bathroom Exhaust Fan with Humidity Sensor is our Best Budget pick offering solid performance at an accessible price. With a 4.1 rating it is a favorite among users looking for reliable moisture removal without expensive features or complex setups.
Pros
- Affordable price point
- 110 CFM efficient airflow
- Energy saving EC motor
- Tool-free installation kit
- Quiet 1 sone operation
Cons
- No light included
- Smaller size limitations
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Its brushless EC motor delivers 110 CFM at only 12.5W saving energy compared to traditional AC motors. The auto humidity sensing mode turns the fan on at 55% humidity and off at 50% ensuring it runs only when needed. The constant airflow technology maintains speed even with duct bends.
Installation is straightforward with a tool-free design and included template. The housing fits standard ceiling openings and comes with necessary accessories like ducting and a backdraft damper. Operating at 1 sone it remains near-silent even during nighttime use.
This fan is perfect for small to medium bathrooms up to 129 square feet. While it does not include a light it provides focused ventilation performance. For budget-conscious homeowners needing dependable humidity control this model offers excellent value and long-term reliability.
Energy Efficiency
The EC motor uses significantly less power than standard fans helping reduce electricity bills while maintaining performance.
Easy Installation
Tool-free mounting with included brackets and ducting makes setup quick for DIY installers without special equipment.
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4. Tech Drive Bathroom Fan with Humidity Sensor – Best for Retrofitting
Tech Drive Bathroom Fan with Humidity Sensor
110 CFM airflow
1.5 Sone operation
Green LED for auto mode
Retrofit installation option
The Tech Drive Bathroom Fan with Humidity Sensor is an excellent choice for retrofitting existing spaces. With a 4.3 rating it is praised for its ability to replace old fans without requiring attic access or extensive ceiling cutting making renovation easier.
Pros
- No attic access needed
- 110 CFM airflow
- Manual and auto modes
- Energy Star qualified
- UL and HVI certified
Cons
- No night light feature
- Limited color options
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It operates at 1.5 sones and provides 110 CFM airflow suitable for bathrooms up to 110 square feet. Two LED indicators show the mode: red for manual continuous operation and green for humidity sensing mode which activates when humidity exceeds 60%. This clear visual feedback helps users monitor the fan status.
The housing is low profile and fits standard ceiling openings. It is Energy Star qualified and certified by UL and HVI ensuring performance and safety. You can use it over a shower with a GFCI protected circuit. The motor is rated for at least 25000 hours of operation.
This fan is ideal for homeowners needing a simple replacement without complex upgrades. The two installation options and clear mode indicators add practical value. While it lacks lighting features its reliable performance and easy setup make it a strong contender for renovation projects.
No Attic Access Required
Installation can be done entirely from the ceiling side making it perfect for homes without attic access.
Clear LED Indicators
Red and green lights show exactly which mode the fan is in providing clear status without guessing.
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5. Broan-NuTone Roomside Series – Best for Easy Retrofit
Broan-NuTone Roomside Series Fan
80 CFM airflow
Room side installation
SlideClip Grille
Energy Star certified
The Broan-NuTone Roomside Series Fan is known for its easy installation and design. With a 4.2 rating it appeals to users looking for a simple fan that integrates cleanly into existing ceilings without requiring attic work or drywall cutting.
Pros
- Room side installation
- Energy Star rated
- SlideClip Grille tech
- Seamless design
- User adjustable set-point
Cons
- Lower CFM for large spaces
- No remote control
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Its room side installation makes retrofitting possible with minimal disruption. The fan automatically turns on and off when humidity reaches a user-adjustable set-point reducing the risk of mold growth. The SlideClip Grille offers a springless attachment for fast installation and easy cleaning.
Energy Star certification means it reduces energy consumption by over 50% compared to standard fans. The clean cover grille blends into the ceiling for a modern look. It operates quietly and delivers 80 CFM airflow which is best for smaller bathrooms or powder rooms.
This model is perfect for those prioritizing ease of installation and energy efficiency. The adjustable humidity set-point allows customization for different climates. While it lacks advanced smart controls it delivers reliable performance and a sleek appearance suitable for budget renovations.
Easy Cleaning
The seamless grille design allows for quick and easy cleaning without complex removal steps.
Adjustable Humidity
Users can set the humidity set-point to their preference ensuring the fan runs only when necessary.
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6. Tech Drive 80 CFM Fan – Best for Small Bathrooms
Tech Drive 80 CFM Fan
80 CFM airflow
1.5 Sone noise
Green LED for auto
Small housing design
The Tech Drive 80 CFM Fan is designed for smaller bathrooms where space and simplicity are key. With a 4.1 rating it offers reliable performance for powder rooms or half-baths needing efficient moisture removal without large ventilation systems.
Pros
- Small housing fits tight spaces
- 80 CFM adequate airflow
- No attic access needed
- Energy Star qualified
- Easy LED indicators
Cons
- Limited to small rooms
- Basic feature set
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It provides 80 CFM airflow suitable for bathrooms up to 85 square feet. The fan operates quietly at 1.5 sones and includes clear LED indicators to show manual or humidity sensing modes. It can be installed without attic access replacing most standard small bathroom fans easily.
The housing is compact at 7.5in by 7.25in fitting into tight ceiling spaces. Energy Star qualification ensures efficient operation. Like the larger Tech Drive model it supports manual and auto modes with clear visual feedback for users monitoring its status.
This fan is best for smaller rooms where high CFM is not necessary. Its compact design and easy installation make it a practical choice. For homeowners with limited ceiling space looking for a simple humidity sensor this fan delivers value and reliability.
Compact Design
The small housing fits into tight ceiling spaces making it ideal for renovations with limited clearance.
Clear Mode Feedback
Green and red LEDs provide clear visual feedback so users know the current operating mode at a glance.
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7. Homewerks 140 CFM Fan – Best Mid-Range Performance
Homewerks 140 CFM Fan
140 CFM airflow
1.0 Sone quiet
Sensor detects humidity
Red and green LED
The Homewerks 140 CFM Fan offers strong mid-range performance suitable for medium-sized bathrooms. With a 4.0 rating it is appreciated for its balance of airflow power and quiet operation providing effective ventilation without excessive noise.
Pros
- 140 CFM powerful airflow
- 1.0 Sone quiet operation
- Energy Star rated
- Humidity sensor
- LED mode indicators
Cons
- Basic remote functionality
- No light options
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It delivers 140 CFM airflow perfect for rooms up to 140 square feet. The fan operates quietly at 1.0 sone ensuring comfort even during early morning routines. The humidity sensor detects levels and activates the fan automatically turning it off when the room is dry.
Red and green LED lights show the current speed and humidity control modes allowing easy monitoring. It is Energy Star certified for energy efficiency. The design is straightforward without complex extra features focusing on core ventilation performance.
This fan is ideal for homeowners needing reliable airflow without advanced smart features. Its 1.0 sone quiet operation and strong CFM make it suitable for bedrooms and main bathrooms. For those prioritizing performance over lighting this fan is a solid choice.
Quiet Operation
The 1.0 sone noise level ensures the fan stays out of the way even when running for extended periods.
Efficient Ventilation
With 140 CFM this fan handles medium bathrooms effectively clearing steam and odors quickly.
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8. Lightania Exhaust Fan with Light – Best for Customizable Lighting
Lightania Bathroom Exhaust Fan with Light
130 CFM airflow
1.0 Sone noise
5CCT adjustable light
Smooth dimmable
The Lightania Bathroom Exhaust Fan with Light is designed for users wanting both ventilation and customizable lighting. With a 4.3 rating it stands out for its 5 color temperature settings and smooth dimming which allow a personalized ambiance for different times of day.
Pros
- 130 CFM airflow
- 5 selectable color temps
- 0-100% dimmable
- Ultra-quiet performance
- 5-year warranty
Cons
- Light only control
- No separate remote
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It features a pure copper motor optimized impeller system delivering 130 CFM airflow at 1.0 sones. The fan automatically detects moisture and runs until dry. The lighting can be adjusted from 2700K to 5000K and dimmed from 0% to 100% brightness for comfort.
The grille fits standard ceiling openings with secure mounting brackets. It holds ETL FCC and Wet Rated certifications ensuring safety. Backed by a 5-year warranty this fan combines modern design with dependable performance for daily bathroom routines.
This model is best for bathrooms where lighting quality matters as much as ventilation. The dimmable feature allows for gentle night lights or bright task lighting. For those wanting a unified upgrade with adjustable light this fan provides excellent functionality and style.
Lighting Customization
Five color temperatures and smooth dimming allow you to set the perfect mood for any routine.
Motor Reliability
The pure copper motor ensures efficient airflow and long-term durability without excessive noise.
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9. Bathroom Fan with Humidity Sensors – Best Durable Ventilation
Bathroom Fan with Humidity sensors
160 CFM airflow
1.0 Sone quiet
Green LED indicator
Thermal protection
The Bathroom Fan with Humidity sensors is a top performer known for its durability and strong airflow. With a 4.8 rating it is highly rated by users who value reliable ventilation that operates quietly and protects against overheating.
Pros
- 160 CFM powerful airflow
- 1.0 Sone ultra-quiet
- Galvanized steel housing
- Thermal protection
- No attic access needed
Cons
- Requires 6 inch duct
- Basic controls
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It moves 160 CFM of air at 1.0 sones making it ideal for bathrooms up to 165 square feet. The galvanized steel housing resists corrosion and two thermal protection devices shut off the unit if it gets too hot. This adds safety for long-term use.
Installation is possible without attic access making it suitable for retrofits. The fan uses a 6 inch duct which is larger than standard 4 inch options but provides better efficiency. Green LEDs indicate humidity sensing mode clearly.
This fan is best for those prioritizing durability and airflow capacity. The thermal protection and sturdy construction ensure longevity. While it requires a 6 inch duct the performance and safety features make it a reliable choice for demanding bathroom environments.
Thermal Protection
Two built-in thermal devices automatically shut off the fan to prevent overheating and ensure safety.
Durable Construction
Galvanized steel housing resists corrosion ensuring the unit lasts longer in humid conditions.
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10. KAZE APPLIANCE SEP120H – Best Quiet Operation
KAZE APPLIANCE SEP120H
120 CFM airflow
0.3 Sone ultra quiet
Humidity sensing
Attic access required
The KAZE APPLIANCE SEP120H is recognized for its ultra-quiet performance. With a 4.1 rating it is perfect for homes where noise levels are a priority ensuring that ventilation does not disrupt sleep or relaxation.
Pros
- 0.3 Sone ultra quiet
- Energy Star certified
- Humidity sensing
- 120 CFM airflow
- Reliable brand
Cons
- Requires attic access
- Specific opening size
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It operates at a whisper-quiet 0.3 Sones while delivering 120 CFM airflow. This makes it suitable for bathrooms up to 120 square feet. The humidity sensing feature automatically switches the unit on or off to maintain a desirable level without manual input.
Installation requires attic access with sliding hanger bars for accurate positioning. It uses a removable 6 inch duct with a back draft prevention damper. The energy Star certification ensures efficient energy use over time.
This fan is best for users who prioritize silence above all else. The 0.3 Sone rating is among the lowest in the market. While it needs attic access the reliability and quiet operation make it a top choice for peaceful bathrooms.
Ultra-Quiet Performance
At 0.3 Sones this fan runs almost silently making it ideal for quiet spaces.
Humidity Auto Control
Automatic switching ensures the fan runs only when needed to save energy and prevent mold.
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Buying Guide – How to Choose the Best Humidity Sensing Bathroom Fans for Upgrading
Choosing the right humidity sensing bathroom fan involves evaluating airflow, noise, installation requirements, and extra features.
Airflow Capacity (CFM)
Airflow measured in Cubic Feet per Minute (CFM) determines how fast a fan can remove moisture. For small bathrooms under 100 sq ft a CFM of 80 to 110 is sufficient. Medium bathrooms need around 140 CFM while larger spaces benefit from 160 CFM or more.
Select a fan with CFM that matches or exceeds your bathroom size for effective moisture control.
Noise Level (Sones)
Sones measure the loudness of a fan. A rating below 1.0 Sone is considered quiet. If your bathroom is attached to a bedroom look for models rated at 0.5 Sone or lower to avoid disruption during sleep or quiet time.
Prioritize low sone ratings to ensure the fan does not interfere with daily comfort.
Humidity Sensor Settings
Most humidity sensors activate at 60% relative humidity and shut off when it drops to 50%. Some models allow you to adjust these set-points. This customization helps avoid unnecessary running in already dry climates or prevents mold in damp ones.
Check if the fan allows adjustable humidity thresholds for better control over your bathroom environment.
Installation Requirements
Installation complexity varies. Some fans require attic access while others offer room-side installation for retrofits. Verify duct size compatibility (4 inch vs 6 inch) and ceiling cutout dimensions before purchasing to ensure it fits your existing setup.
Choose a model that matches your home's structural constraints for a smoother installation process.
Energy Efficiency
ENERGY STAR certified fans use at least 50% less energy than standard models. Brushless DC motors are more efficient than traditional AC motors. Efficient fans save money on electricity bills and run cooler.
Look for ENERGY STAR certification and low wattage ratings to maximize energy savings.
Additional Features
Some fans include LED lighting night lights or remote controls. Decide if you need these extras or prefer a basic ventilation-only unit. Built-in lights simplify renovations by replacing two fixtures with one.
Consider your need for lighting and control convenience when selecting a fan with smart features.
Safety Certifications
Ensure the fan is UL and HVI certified for performance and safety. If installing over a bathtub or shower the unit must be rated for wet locations and used with a GFCI protected circuit.
Always verify safety certifications to comply with local building codes and protect against electrical hazards.
Warranty and Support
Most quality fans offer a 5-year warranty. Some brands provide lifetime customer support. A good warranty protects your investment against motor failure or manufacturing defects.
Check warranty terms to ensure you have long-term protection for your ventilation upgrade.
How to Use and Care for Your Humidity Sensing Bathroom Fans for Upgrading
To ensure your fan works correctly allow the humidity sensor to calibrate during the first few cycles. Most units will adjust automatically to your bathroom's baseline humidity levels within a few days.
Clean the grille and cover regularly to prevent dust buildup which can restrict airflow. Use a soft cloth or mild detergent. If your model allows remove the grille gently without damaging mounting clips.
If the fan does not turn on automatically check the LED indicators to see if it is in manual mode. Ensure your wiring is secure and the humidity set-point is appropriate for your local climate conditions.
Frequently Asked Questions
Do humidity sensing fans save energy?
Yes humidity sensing fans save energy by running only when moisture is present. Unlike manual fans left on all day they avoid unnecessary power use. ENERGY STAR models further reduce consumption with efficient motors.
How do I know if my fan is in auto mode?
Most models use LED lights to show the mode. Typically a green light indicates humidity sensing mode while a red light shows manual continuous operation. Check your user manual for specific indicator colors.
Can I install a humidity fan without attic access?
Some fans are designed for room-side installation which requires no attic access. These units fit into existing ceiling openings and are ideal for retrofits. Check product details to confirm if attic access is needed.
What size duct does a humidity fan need?
Most standard bathroom fans use 4-inch ducts but some high CFM models require 6-inch ducts for optimal performance. Ensure your existing ductwork matches the fan's requirements before installation.
Is it safe to install a fan over a shower?
Yes if the fan is rated for wet locations and installed in a GFCI protected circuit. Always verify product specifications to ensure compliance with safety codes for wet zones.
Do these fans work with dimmer switches?
Most humidity sensing fans are not compatible with dimmer switches unless specified. Using incompatible switches may damage the motor or sensor. Stick to standard switches unless your model supports dimming.
Final Thoughts on Choosing the Best Humidity Sensing Bathroom Fans for Upgrading
We reviewed ten top humidity sensing fans ranging from budget-friendly options to premium models with remote controls. Our picks highlight the OREiN 3-in-1 for its all-in-one design and the VIVOHOME 240 CFM for high capacity.
When choosing prioritize airflow capacity and noise level to match your bathroom size and comfort needs. Also consider installation requirements to ensure a smooth retrofit without needing major construction work.
Always check current prices and availability before purchasing as details can change. These humidity sensing fans offer reliable automation to keep your bathroom fresh and protected against mold.