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replacement sensors

Best Buy customers often prefer the following products when searching for Replacement Sensors.

Browse the top-ranked list of Replacement Sensors below along with associated reviews and opinions.

Browse the top-ranked list of Replacement Sensors below along with associated reviews and opinions.

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  1. Eve - Motion Wireless Sensor - White - Front_Zoom
    Model:10027806
    SKU:5706535

    Product Description

    Monitor conditions in your home with this Eve Motion wireless indoor sensor. It tracks temperature, humidity and air quality, providing a better understanding of your home's indoor environment. Results can be viewed as daily, monthly or yearly graphs, making this Eve Motion wireless indoor sensor a useful planning tool for keeping any home comfortable.
    Your price for this item is $42.99
    Save $7
    The previous price was $49.99

    Product Description

    Monitor conditions in your home with this Eve Motion wireless indoor sensor. It tracks temperature, humidity and air quality, providing a better understanding of your home's indoor environment. Results can be viewed as daily, monthly or yearly graphs, making this Eve Motion wireless indoor sensor a useful planning tool for keeping any home comfortable.
  2. Philips - Hue Motion Sensor - White - Front_Zoom
    Model:464602
    SKU:5540102
    Top comment

    "Very easy to use...Does a great job...I think this is a great product it does exactly what it says it's going to do plus some, we are using it as a training tool for a pet so basically whenever the padlocks into a certain area we make the lights do a really funky little dance and therefore we can catch him in the act and it's working...The customizing part of the sensor is pretty nifty as well, where you can put it at super sensitive, so mid day, your dog or cat isn't going to walk into the room and turn on the lights, or you can make it super sensitive where a window shade moving in the wind can set them off"

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    Product Description

    Connect this Phillips Hue motion sensor to your Phillips Hue bridge (not included) to create a smart home lighting system. It turns on the light when you enter a room and shuts it off when no motion is detected to keep your energy bills down. The wireless design of this Phillips Hue motion sensor makes it simple to install.
    Your price for this item is $38.99
    Save $1
    The previous price was $39.99
    Top comment

    "Very easy to use...Does a great job...I think this is a great product it does exactly what it says it's going to do plus some, we are using it as a training tool for a pet so basically whenever the padlocks into a certain area we make the lights do a really funky little dance and therefore we can catch him in the act and it's working...The customizing part of the sensor is pretty nifty as well, where you can put it at super sensitive, so mid day, your dog or cat isn't going to walk into the room and turn on the lights, or you can make it super sensitive where a window shade moving in the wind can set them off"

    ""

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    Product Description

    Connect this Phillips Hue motion sensor to your Phillips Hue bridge (not included) to create a smart home lighting system. It turns on the light when you enter a room and shuts it off when no motion is detected to keep your energy bills down. The wireless design of this Phillips Hue motion sensor makes it simple to install.
  3. Nest - Temperature Sensor - White - Front_Standard
    Model:T5000SF
    SKU:6221357
    Top comment

    "Very easy set up...Gets the job done...I was hoping the app would let you use multiple sensors at once but you can only use a single sensor at a time to base your thermostat temperature so I would have been fine with just a single remote sensor...The Nest temperature sensor does exactly what it's supposed to do: gives me a remote sensor I can put far away from my thermostat so I can keep distant parts of the house comfortable"

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    Product Description

    Control zoned heating and cooling with the efficient setup of this Nest temperature sensor. Compatible with the Nest thermostat (not included), this sensor lets you control the temperature and priority for any room in your home. The slim design of this Nest temperature sensor is easy to install on a wall or place on a shelf for discreet placement in bedrooms or living spaces.
    Your price for this item is $39.99
    Top comment

    "Very easy set up...Gets the job done...I was hoping the app would let you use multiple sensors at once but you can only use a single sensor at a time to base your thermostat temperature so I would have been fine with just a single remote sensor...The Nest temperature sensor does exactly what it's supposed to do: gives me a remote sensor I can put far away from my thermostat so I can keep distant parts of the house comfortable"

    ""

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    Product Description

    Control zoned heating and cooling with the efficient setup of this Nest temperature sensor. Compatible with the Nest thermostat (not included), this sensor lets you control the temperature and priority for any room in your home. The slim design of this Nest temperature sensor is easy to install on a wall or place on a shelf for discreet placement in bedrooms or living spaces.
  4. Nest - Temperature Sensor (3-Pack) - White - Front_Zoom
    Top comment

    "Very easy set up...Gets the job done...I was hoping the app would let you use multiple sensors at once but you can only use a single sensor at a time to base your thermostat temperature so I would have been fine with just a single remote sensor...The Nest temperature sensor does exactly what it's supposed to do: gives me a remote sensor I can put far away from my thermostat so I can keep distant parts of the house comfortable"

    ""

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    Product Description

    Create custom climate control settings in each room of your home with this pack of three Nest temperature sensors. Each sensor communicates directly with your Nest thermostat (not included) to keep your bedroom, living room or nursery at the perfect setting. These sensors work on the wall or on a shelf for convenient setup. With their low-profile design, these Nest temperature sensors blend seamlessly with your room's decor.
    Your price for this item is $99.99
    Top comment

    "Very easy set up...Gets the job done...I was hoping the app would let you use multiple sensors at once but you can only use a single sensor at a time to base your thermostat temperature so I would have been fine with just a single remote sensor...The Nest temperature sensor does exactly what it's supposed to do: gives me a remote sensor I can put far away from my thermostat so I can keep distant parts of the house comfortable"

    ""

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    Product Description

    Create custom climate control settings in each room of your home with this pack of three Nest temperature sensors. Each sensor communicates directly with your Nest thermostat (not included) to keep your bedroom, living room or nursery at the perfect setting. These sensors work on the wall or on a shelf for convenient setup. With their low-profile design, these Nest temperature sensors blend seamlessly with your room's decor.
  5. Ring - Alarm Contact Sensor (2 pack) - White - Front_Zoom
    Model:4XD3-S70EN0
    SKU:6097408
    Top comment

    "It's a must have...No issues so far...I do feel this product feels a little on the cheaper side, as I had to have Ring replace a sensor with a broken weld on the main board...Took me a little bit to get used to turning it off before opening my doors but I love that you can arm or disarm it through the app on my phone"

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    Product Description

    Arm your windows and doors with extra security with this Ring Alarm Contact Sensor 2-pack. The easy-to-install monitors sense when a door or window opens, sending an alert directly to your phone or PC with a compatible app. This Ring Alarm Contact Sensor 2 pack works in tandem with Ring Alarm base station (not included) to secure your home.
    Your price for this item is $39.99
    Top comment

    "It's a must have...No issues so far...I do feel this product feels a little on the cheaper side, as I had to have Ring replace a sensor with a broken weld on the main board...Took me a little bit to get used to turning it off before opening my doors but I love that you can arm or disarm it through the app on my phone"

    ""

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    Product Description

    Arm your windows and doors with extra security with this Ring Alarm Contact Sensor 2-pack. The easy-to-install monitors sense when a door or window opens, sending an alert directly to your phone or PC with a compatible app. This Ring Alarm Contact Sensor 2 pack works in tandem with Ring Alarm base station (not included) to secure your home.
  6. Ring - Alarm Contact Sensor - White - Front_Standard
    Model:4SD1S7-0EN0
    SKU:6129211
    Top comment

    "No issues so far...It's a must have...I do feel this product feels a little on the cheaper side, as I had to have Ring replace a sensor with a broken weld on the main board...Because of my intricate doorframe the gap was too wide for the sensor to work properly-to fix I bought and attached a neodymium magnet-rediculously strong-to make the sensor work"

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    Product Description

    Add an extra level of defense against intrusion with this Ring Alarm Contact Sensor. When attached to your window or door, this sensor alerts you the moment movement is detected, providing point-of-entry protection. Compatible with the Ring Alarm base station (not included) this Ring Alarm Contact Sensor sends alerts directly to your phone.
    Your price for this item is $19.99
    Top comment

    "No issues so far...It's a must have...I do feel this product feels a little on the cheaper side, as I had to have Ring replace a sensor with a broken weld on the main board...Because of my intricate doorframe the gap was too wide for the sensor to work properly-to fix I bought and attached a neodymium magnet-rediculously strong-to make the sensor work"

    ""

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    Product Description

    Add an extra level of defense against intrusion with this Ring Alarm Contact Sensor. When attached to your window or door, this sensor alerts you the moment movement is detected, providing point-of-entry protection. Compatible with the Ring Alarm base station (not included) this Ring Alarm Contact Sensor sends alerts directly to your phone.
  7. Samsung - SmartThings Arrival Sensor - White - Front_Zoom
    Model:F-SS-PRES-001
    SKU:4481808
    Top comment

    "Love how it works...Works like a charm...I love the convenience of coming home and all my routines executes without me lifting a finger; or coming home to a dark house...For the most part it works well but couple times a month it'll go into a fit of home/away going between them every 10 minutes or so"

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    Product Description

    Samsung SmartThings Arrival Sensor: Stay informed when people enter and leave your home with this arrival sensor. Just connect to your SmartThings hub and your Apple® iOS, Android or Windows mobile device to receive alerts on the go. You can also set up the sensor to trigger lights to turn on and unlock your door when you arrive home and shut lighting off and lock the door when you leave.
    Your price for this item is $19.99
    Top comment

    "Love how it works...Works like a charm...I love the convenience of coming home and all my routines executes without me lifting a finger; or coming home to a dark house...For the most part it works well but couple times a month it'll go into a fit of home/away going between them every 10 minutes or so"

    ""

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    Product Description

    Samsung SmartThings Arrival Sensor: Stay informed when people enter and leave your home with this arrival sensor. Just connect to your SmartThings hub and your Apple® iOS, Android or Windows mobile device to receive alerts on the go. You can also set up the sensor to trigger lights to turn on and unlock your door when you arrive home and shut lighting off and lock the door when you leave.
  8. Samsung - Multipurpose Sensor - White - Front_Zoom
    Model:GP-U999SJVLAAA
    SKU:6265828
    Top comment

    "Works well so far...I would buy again...I purchased this as a door sensor, but that it has a temperature sensor as well as a vibration sensor makes this the top choice...Better yet, these sensors also can tell me the temperature and vibration so much that I'm planning on using more of them throughout the house for other projects"

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    Product Description

    Help protect your home and family with this Samsung multipurpose sensor. Receive alerts if doors or windows are opened unexpectedly. Set lights and other connected devices to turn on and off as people come and go.
    Your price for this item is $19.99
    Top comment

    "Works well so far...I would buy again...I purchased this as a door sensor, but that it has a temperature sensor as well as a vibration sensor makes this the top choice...Better yet, these sensors also can tell me the temperature and vibration so much that I'm planning on using more of them throughout the house for other projects"

    ""

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    Product Description

    Help protect your home and family with this Samsung multipurpose sensor. Receive alerts if doors or windows are opened unexpectedly. Set lights and other connected devices to turn on and off as people come and go.
  9. Samsung - Motion Sensor - White - Front_Zoom
    Model:GP-U999SJVLBAA
    SKU:6265834
    Top comment

    "great deal @ 25$...It is very useful...The magnetic base and allowing the sensor to swivel around as needed was a welcome addition...I'm not sure about the battery life yet (so only 4 stars) but otherwise this one is a great product, and I anticipate that I will buy at least one or two more to add to my system"

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    Product Description

    Keep your home under control with this Samsung SmartThings motion sensor. It sends an alert to your smartphone via the SmartThings app when it detects unexpected movement, and the thermostat trigger feature lets you program it to adjust the temperature based on occupancy. The 131-foot range of this Samsung SmartThings motion sensor accommodates a wide variety of floor plans.
    Your price for this item is $24.99
    Top comment

    "great deal @ 25$...It is very useful...The magnetic base and allowing the sensor to swivel around as needed was a welcome addition...I'm not sure about the battery life yet (so only 4 stars) but otherwise this one is a great product, and I anticipate that I will buy at least one or two more to add to my system"

    ""

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    Product Description

    Keep your home under control with this Samsung SmartThings motion sensor. It sends an alert to your smartphone via the SmartThings app when it detects unexpected movement, and the thermostat trigger feature lets you program it to adjust the temperature based on occupancy. The 131-foot range of this Samsung SmartThings motion sensor accommodates a wide variety of floor plans.
  10. Samsung - Water Leak Sensor - Front_Zoom
    Top comment

    "Easy to pair mode...Works As It Should...Works as advertised and provides peace of mind knowing if there is a spike in temperature or a water leak I will be notified...These sensors are a great solution for those wanting water monitoring and have a Samsung Smartthings hub"

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    Product Description

    Keep pumps and pipes in check with this Samsung SmartThings water leak sensor. It sends notifications to your smartphone when excess water is detected, and its audible alert lets you know when there's unwanted presence of moisture. Place this Samsung SmartThings water leak sensor near your sump pump to detect pump failure.
    Your price for this item is $19.99
    Top comment

    "Easy to pair mode...Works As It Should...Works as advertised and provides peace of mind knowing if there is a spike in temperature or a water leak I will be notified...These sensors are a great solution for those wanting water monitoring and have a Samsung Smartthings hub"

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    Product Description

    Keep pumps and pipes in check with this Samsung SmartThings water leak sensor. It sends notifications to your smartphone when excess water is detected, and its audible alert lets you know when there's unwanted presence of moisture. Place this Samsung SmartThings water leak sensor near your sump pump to detect pump failure.
  11. Oculus - Sensor for Rift Virtual Reality Headset - Black - Angle_Zoom
    Top comment

    "This made it easy...Ideal for room scale...Having a third sensor is great to cover the back corner of your play area when playing certain games such as Lone Echo where you move and rotate and end up facing away from the front two sensors...I know some people get away with two for room scale but decided to pick up a third sensor and it made a huge difference"

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    Product Description

    Track your movement in the VR world with this Oculus sensor. Its standard mount attaches to most tripods for raised installations, and it works as a third sensor when used with a USB port. This Oculus sensor is compatible with an Oculus Rift headset for a smooth, dynamic VR experience.
    Your price for this item is $59.99
    Top comment

    "This made it easy...Ideal for room scale...Having a third sensor is great to cover the back corner of your play area when playing certain games such as Lone Echo where you move and rotate and end up facing away from the front two sensors...I know some people get away with two for room scale but decided to pick up a third sensor and it made a huge difference"

    ""

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    Product Description

    Track your movement in the VR world with this Oculus sensor. Its standard mount attaches to most tripods for raised installations, and it works as a third sensor when used with a USB port. This Oculus sensor is compatible with an Oculus Rift headset for a smooth, dynamic VR experience.
  12. SimpliSafe - Entry Sensor - White - Front_Zoom
    Model:SS3-ENTRY
    SKU:6298671
    Top comment

    "We love this system...Very easy to intall...The sensors also allows for a bit of wiggle room too so the gap between the door magnet and the actual sensor can be an inch and maybe slightly over...SimpliSafe sensors work great every time you open the door or the window you'll hear a beep letting you know you have broke the connection between the sensors"

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    Product Description

    Protect all the doors and windows in your home from break-ins with the SimpliSafe entry sensor. Working in tandem with your existing SimpliSafe protection package, this compact and discreet entry sensor goes unnoticed. Installation is a snap: simply place this SimpliSafe entry sensor on any window or door frame, and tap Add Device on your keypad.
    Your price for this item is $14.99
    Top comment

    "We love this system...Very easy to intall...The sensors also allows for a bit of wiggle room too so the gap between the door magnet and the actual sensor can be an inch and maybe slightly over...SimpliSafe sensors work great every time you open the door or the window you'll hear a beep letting you know you have broke the connection between the sensors"

    ""

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    Product Description

    Protect all the doors and windows in your home from break-ins with the SimpliSafe entry sensor. Working in tandem with your existing SimpliSafe protection package, this compact and discreet entry sensor goes unnoticed. Installation is a snap: simply place this SimpliSafe entry sensor on any window or door frame, and tap Add Device on your keypad.
  13. Ring - Protect Contact Sensor (6-Pack) - Front_Zoom
    Model:4CS6S9-0EN0
    SKU:6329306
    Top comment

    "Overall a good buy...Another Great Ring Product...Great way to finish up your RIng Alarm system as the 6 pack offers a slight savings over buying the sensors in pairs...As with all Ring sensors that I've purchased, installing and configuring them is extremely easy... a few taps, pull the battery tab and besides mounting it, you're basically done"

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    Product Description

    Expand your protection with this Ring contact sensor six-pack. Setup is easy, requiring no special tools or expertise, and the sensors mount to any door or window. This Ring contact sensor six-pack combines with your Ring Protect base station to receive alerts on your compatible mobile device when doors or windows are opened.
    Your price for this item is $99.99
    Top comment

    "Overall a good buy...Another Great Ring Product...Great way to finish up your RIng Alarm system as the 6 pack offers a slight savings over buying the sensors in pairs...As with all Ring sensors that I've purchased, installing and configuring them is extremely easy... a few taps, pull the battery tab and besides mounting it, you're basically done"

    ""

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    Product Description

    Expand your protection with this Ring contact sensor six-pack. Setup is easy, requiring no special tools or expertise, and the sensors mount to any door or window. This Ring contact sensor six-pack combines with your Ring Protect base station to receive alerts on your compatible mobile device when doors or windows are opened.
  14. Philips - Hue Outdoor Motion Sensor - Black And White - Front_Zoom
    Top comment

    "Works for porch light...I will buy more of them...I was waiting for outdoor motion sensors for a while and I have been using indoor sensors which work pretty well...I use it with homekit and its a great asset for motion detection and using it as a trigger"

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    Product Description

    Turn on porch or garage lights automatically with this Philips Hue outdoor sensor. It installs effortlessly on walls or posts via the included mounting components and automatically activates connected Philip Hue bulbs when incoming guests or intruders are spotted within its wide view angle and detection range. This Philip Hue outdoor sensor’s IP54 rating ensures reliable performance in all-weather conditions.
    Your price for this item is $49.99
    Top comment

    "Works for porch light...I will buy more of them...I was waiting for outdoor motion sensors for a while and I have been using indoor sensors which work pretty well...I use it with homekit and its a great asset for motion detection and using it as a trigger"

    ""

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    Product Description

    Turn on porch or garage lights automatically with this Philips Hue outdoor sensor. It installs effortlessly on walls or posts via the included mounting components and automatically activates connected Philip Hue bulbs when incoming guests or intruders are spotted within its wide view angle and detection range. This Philip Hue outdoor sensor’s IP54 rating ensures reliable performance in all-weather conditions.
  15. Directed Electronics - Xpresskit Field Disturbance Sensor for Most Vehicles - White - Front_Standard
    Top comment

    "Nice peace of mind...Great addition to system...Innitially, I did not add this upon installation of primary alarm system a few months ago and the crime rate has gone up exponentially and had my motorcycle's license plates taken last night, which is only a foot or so secured to a post in carport next to car and HAD I had this Proximity Alarm on, I would have been alerted to thier dastadly deeds so had it added-on the 350HV system and even with tinted windos, it works great, giving me much more peace of mind...this is a nice add on for my alarm not really used on suv but help keeps my stuff safer then waite for a window to be broken and then my alarm going off"

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    Product Description

    Keep your vehicle safe from theft with this disturbance sensor.
    Your price for this item is $59.99
    Top comment

    "Nice peace of mind...Great addition to system...Innitially, I did not add this upon installation of primary alarm system a few months ago and the crime rate has gone up exponentially and had my motorcycle's license plates taken last night, which is only a foot or so secured to a post in carport next to car and HAD I had this Proximity Alarm on, I would have been alerted to thier dastadly deeds so had it added-on the 350HV system and even with tinted windos, it works great, giving me much more peace of mind...this is a nice add on for my alarm not really used on suv but help keeps my stuff safer then waite for a window to be broken and then my alarm going off"

    ""

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    Product Description

    Keep your vehicle safe from theft with this disturbance sensor.