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Deal.ai › Lutron › Wall Switches
Lutron
Lutron Xactsense Humidity Sensor Switch MS-HS3-WH

Lutron Xactsense Humidity Sensor Switch MS-HS3-WH

Best price now

$41.95at The Home DepotChecked 1 h ago

Compared across 3 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. Price via Klarna.

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Price facts

  • Lowest price today: $41.95 at The Home Depot (checked Nov 15, 2026).
  • Checked at 3 stores.

Our take on the Lutron Xactsense Humidity Sensor Switch MS-HS3-WH

The Lutron XactSense MS-HS3-WH is a single-pole wall switch that turns a bathroom exhaust fan on and off based on humidity, so the fan runs until the air is actually dry. It handles 3 amps and is smart-enabled, which puts it ahead of plain timer switches that run a fixed countdown regardless of moisture. It suits bathrooms and laundry rooms where a fan is left running too long or shut off too soon. Compared with basic humidistats, it offers automatic control and app-era connectivity rather than a dial alone.

Best forBathrooms with an exhaust fanLaundry and utility roomsHouseholds tired of manual fan timersSmart-home setups
Pros
  • Runs the fan by measured humidity, not a fixed timer
  • Single-pole, 3-amp rating suits typical bath fans
  • Smart-enabled for app or system control
  • White finish blends with standard wall plates
  • Cuts moisture and mold risk by drying the room fully
Cons
  • Single-pole only, so no three-way wiring
  • 3-amp limit rules out larger fans
  • Needs a neutral and correct wiring to install
  • Humidity threshold setup takes some tuning

Lutron Xactsense Humidity Sensor Switch MS-HS3-WH prices at every store

  • The Home DepotNew

    In stock

    $41.95Checked 1 h ago
    Visit The Home Depot
  • Lowe'sNew

    In stock

    $41.98Checked 1 h ago
    Visit Lowe's
  • Ace HardwareNew

    In stock

    $41.99+ $15.00 shippingChecked 1 h ago
    Visit Ace Hardware

Store links may earn us a commission. Some prices via Klarna.

Lutron Xactsense Humidity Sensor Switch MS-HS3-WH price history

Lowest price we've seen: $41.95 on Nov 15 at The Home Depot. Tracked across 3 stores since Nov 15.

From Ace Hardware

  • XactSense humidity sensor switch for bathroom exhaust fans
  • 3 amps, single pole
  • Smart-enabled
  • White finish

About the Lutron Xactsense Humidity Sensor Switch MS-HS3-WH

The Lutron XactSense Humidity Sensor Switch is a wall switch for bathroom exhaust fans. It has a humidity sensor and is smart-enabled.

It is a single-pole switch rated for 3 amps and comes in a white finish.

Brand
Lutron
Model
MS-HS3-WH
Type
Humidity sensor switch
Use
Bathroom exhaust fans
Rating
3 amps
Poles
Single pole
Smart features
Smart-enabled
Color
White

Specifications

Color
WhiteSource

Questions and answers

How is this different from a fan timer?
A timer runs a set number of minutes no matter how damp the room is. This switch reads humidity and keeps the fan on until the air dries out, then shuts it off.
Will it work with my bathroom exhaust fan?
It is rated for 3 amps at single-pole wiring, which covers most standard bath fans. Check your fan's amp draw and that the switch box has the wiring it needs.
Does it work in a three-way circuit?
No. It is a single-pole switch, so it controls the fan from one location only.
Can I control it from a phone?
It is smart-enabled, so it can be tied into a compatible smart system. You still need the matching hub or app setup for remote control.
What do I need to install it?
A single-pole switch box with line, load and neutral wiring. If you are unsure about the wiring, have an electrician fit it.
Where is the Lutron Xactsense Humidity Sensor Switch MS-HS3-WH cheapest?
At The Home Depot, for $41.95, as of our latest check.
Where can I buy the Lutron Xactsense Humidity Sensor Switch MS-HS3-WH?
3 stores we checked sell it, including The Home Depot, Lowe's, Ace Hardware.

Stores we've priced the Lutron Xactsense Humidity Sensor Switch MS-HS3-WH at

  • Ace Hardware deals and prices
  • Lowe's deals and prices
  • The Home Depot deals and prices

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