Sensors You Can Depend On

From timeless classics to modern trends, find Sensors that perfectly suit you.

Ring Alarm Contact Sensor 6-pack (2nd Gen)

4.7

$629

Throttle Position Sensor TPS Throttle Body Position Sensor, TPS Accelerator Gas Fuel Idle Air Control Valve Sensor OEM 17087400 17088026 17111815 for Chevy, Buick, Cadillac

3.0

$93

Besomi Electronics Ultrasonic Module HC-SR04 Distance Sensor For Arduino (1) - Ideal for Robotics, IoT, and Automation Applications - Compatible with Arduino, Raspberry Pi, ESP8266, and More.

3.4

$42

BHIRH-250A Patented 250W IR Sensor Switch Dual Voltage 100-240V Intelligent Light Lamps Motion Sensing Switch IP20 5-10CM Used OUTSIDE of Cabinet,Working by Hand Moving,Max.70W for LEDs

4.5

$155

SEBSON 2x PIR Sensor Indoor, Ceiling Flush Mounted, Infrared Motion Sensor, LED Suitable, Range 6m / 360°, max. 1200/300W, IP20, 3-Wire, White

4.5

$182

ELEGOOUpgraded 37 in 1 Sensor Modules Kit with Tutorial Compatible with Arduino IDE UNO R3 MEGA Nano

4.7

$282

SEBSONPIR Sensor Outdoor IP44, Wall Mounted, Infrared Motion Sensor, LED suitable, Range max. 12m/180°, swivelling, max. 800/400W, anthracite

4.3

$117

LOWENERGIEOccupancy Sensor 360 degree PIR Motion Light Switch Ceiling Mounted 1200w max

4.2

$101

Tapo Smart Motion Sensor, Hands-Free Motion-Activated Lighting, Battery Included, Magnetic Mounting, Easy Installation, Works with Alexa, Hub Required separately, (Tapo T100) (Package may vary)

4.5

$179

Soil Moisture Hygrometer Detection Sensor for Arduino AVR PIC

3.9

$44

SongHeHC-SR04 Ultrasonic Sensor Distance Module (5pcs) for Arduino UNO MEGA2560 Nano

4.5

$86

RIV International 3 Pcs x IR Infrared Obstacle Avoidance Sensor Module for Arduino

5.0

$95

MacleanMCE201W Infrared Motion Sensor Pir Modern Range 12m White IP65 (12m 180° IP65 White)

4.3

$117

Govee WiFi Water Sensor 3 Pack, Smart Water Leak Detector, 100dB Adjustable Alarm Suit for Home and Basement, Water Leak Alert with Email & APP Push

4.3

$402

UKEW 360 Degree PIR Motion Sensor - 1200w White Recessed Ceiling Mounted Occupancy Light Switch with Adjustable Timer & LUX Control - Presence Detector for Home Security

4.5

$82

PIR Sensor Motion Activated 180 Degree Presence Detector Outdoor Weatherproof Sensor with Adjustable Timer & LUX Control IP44 Rated - Black

4.1

$158

2PCS for 2006-2015 Honda Civic 1.8L L4 Upstream+Downstream Oxygen O2 Sensor 234-9124 234-4350

5

$492

Robocraze Banggood HC-SR04 DC 5V Ultrasonic Module Distance Measuring Transducer Sensor

4.2

$28

16pcs Sensor Module Board Kit for Arduino Raspberry Pi 3/2 Model B

4.0

$94

Besomi Electronics MQ-2 Gas Sensor Module Methane, Butane, LPG, Smoke Detector for Home and Industry High-Sensitivity Analog Output Gas Detection System Compatible with Arduino and Microcontrollers

3.0

$58

ecobee Smart Sensor 2 Pack - Comfort, Security, Energy Savings - Smart Home - Compatible with ecobee Smart Thermostats for Home

4.6

$497

KEYESTUDIO 37 in 1 Sensor Kit 37 Sensors Modules Starter Kit for Arduino Mega R3 2560 Raspberry Pi Programming, Electronics Components STEM Education Set for Teens Adults + Tutorial

4.4

$294

DHT22 AM2302 Digital Temperature and Humidity Sensor module arduino raspberry pi

4.4

$48

MAP Manifold Absolute Pressure Sensor, 0261230234 Manifold Absolute Air Pressure Map Sensor Fit for Audi A4 A6 A8 Q5 Q7, VW Golf Jetta Passat Beetle Rabbit

3.3

$104

Motion Sensor Detector Module HC-SR501 IR Pyroelectric Infrared IR PIR arduino raspberry pi

3.1

$39

automatic motion sensor switch on/off

3.7

$63

Aqara Door and Window Sensor, Requires AQARA HUB, Zigbee Connection, Wireless Mini Contact Sensor for Alarm System and Smart Home Automation, Compatible with Apple HomeKit, Alexa, Works with IFTTT

4.4

$121

Electronic spices HC-SR04 Ultrasonic Sensor Distance Module, for All Type of Devlopment Board and robot

4.0

$28

VELEGO 90 Degree O2 Oxygen Sensor Extender,90 Degrees Design Oxygen Sensor Spacer Engine Light Adapter Accessories M18*1.5 Car

4.3

$103

Vape Detector by Forensics | for Schools, Home, Hotels, Business | Cell Phone Alarms WiFi | Laser Scattering Super Sensitive Sensor |

3.7

$3,249

Stud Finder Wall Scanner Detector - 5 in 1 Electronic Wall Wood Metal Stud Finder Edge Center Beam Finders Stud Sensor with LCD Display for Live AC Wire Pipe Metal Wood Studs Joist Drywall Detection

4.3

$211

360 Degree Detection PIR Infrared Motion Sensor E27 LED Light Lamp Base Holder Bulb Socket Day & Night 2 Modes

3.7

$54

Blackt Electrotech BT31C : PIR Motion Sensor Ceiling Mounted White Round Shape (2-Year Warranty)

4.0

$64

Light Control Swith Photo Sensor Switch, Automatic Auto On Off Street Light Switch for Factories Gardens, 220V Light Sensor Photo Control Switch

3.8

$50

Crankshaft Position Sensor Engine Crankshaft Sensor OEM#39180-2B000 391802B000 SU13885, Crank Position Sensor Compatible with Hyundai Modern Kia Tucson Accent Rio Soul Dodge(Black)

3.5

$159

SP Electron Soil Moisture Sensor With Digital Output-Soil Hygrometer-Soil Humidity Sensor-Soil Moisture Meter (Pack of 1)

3.8

$28

37 in 1 Sensor Kit compatible with Arduno, Ultimate Sensor Module kit for UNO R3, MEGA, NANO boards, Sensor kit for DIY projects, Robotics Science Project

3.2

$173

BDFHYKOxygen Sensor Upstream Downstream O2 Compatible with Chrysler Dodge Jeep Mercedes-Benz Mitsubishi Ram Vw, 15510, 0065422018, 0065422118, 0085423918 Replacement 2Pcs

$78

eufy Security Entry Sensor, Detects Opened and Closed Doors or Windows, Sends Alerts, Triggers Siren, 2-Year Battery Life, Requires eufy Security HomeBase, Links with HomeBase-Connected Devices

4.6

$137

ApTechDeals IR Infrared Sensor Module Reflective Photoelectric Light Intensity DIY Kit for Arduino UNO (Pack of 2pcs)

4.1

$25

A ABIGAIL 5 PCS Automotive O2 Oxygen Sensor Socket Offset 02 sensor Wrench Remover Tool and Thread Chaser Tool

4.6

$173

Honeywell Home RCHTSENSOR-1PK, Smart Room Sensor works with T9/T10 WIFI Smart Thermostats

4.6

$268

UanTii Tuya WIFI PIR Motion Sensor Movement Detector Alarm Smart Life APP Wireless Home Automation System Work with Alexa and Google Home

3.6

$102

Driveway Alarm- 1/2 Mile Long Range Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor&Detector-DIY Security Alert-Monitor&Protect Outdoor/Indoor Property - 1 Receiver and 2 Sensors

4.3

$343

Light Dependent Resistor (LDR) Sensor Module, Adjustable Sensitivity

$67

PHILIPS Motion Sensor B22 LED Bulb | Motion Sensor Light for Home | Motion and Ambient Sensor LED Bulb | Crystal White, Pack of 1

3.7

$45

GY-BMP280-3.3 High Precision Atmospheric Pressure Sensor Module for Arduino Board

$86

Halonix Radar 10W B22 Cool day white Motion Sensor Led Bulb, Auto on-Auto off, Pack of 1, White

3.6

$36

Save your Electricity Bill - 360 Degree Surface Mount PIR Ceiling Occupancy Motion Sensor Detector Light Switch

3.3

$101

Smartfy Tuya Smart Wifi PIR Sensor, PIR Motion sensor linkable with All Tuya devices for Smart Scene, Easy to Fix with adhesive, 120 Degree 6m detection, Works with Tuya, Smart life, 2xAAA Included

$240

AqaraMotion Sensor P1 Wireless ZigBee

4.4

$136

MQ-135 Air Quality Sensor Detection Module

5.0

$17

Ultrasonic Module HC SR04 Distance Measurement Transducer Sensor for Arduino

5.0

$53

6 Packs Motion Sensor Light, Cordless Battery-Powered LED Night Lights for Hallway Bathroom Bedroom Kitchen, Closet Lights Stair Puck Lighting(Warm White)

3.8

$90

DHT22 Digital Temperature and Humidity Sensor Module

$78

Wishlink Pack of 6Pcs Motion Sensor Lights,Cordless Battery-Powered LED Night Light, Stick-anywhere Closet Lights Stair Lights,Puck Lights for Home,Kitchen,Hallway,Cabinet,Stairs,Bathroom (Warm White)

4.3

$121

DS18B20 Waterproof Temperature Sensor Waterproof Digital Thermal Probe Arduino raspberry pi

3.6

$58

UanTii Tuya Smart Human Presence Sensor Wifi Radar Detector With Luminance Sensor Human Body PIR Sensor For Smart Home Smart Life App Control (Wifi version)

4.6

$138

OUNAOverflow Sensor,WIFI Water Leak Sensor Water Leakage Intrusion Detector Alert Water Level Overflow Alarm Tuya Smart Life App Remote Control for Home House Security

3.8

$84

UanTii Tuya Smart Door/Window Open/Close Detector, WiFi Door Sensor, Works with Smart Life App, Works with Alexa and Google Home (1)

$159

SYOSIMotion Sensor Light Bulbs, , 12W (100W Equivalent) PIR Motion Activated Dusk to Dawn Light Bulb, E26 6000K Cool White Security Bulb for Front Door Garage Hallway, 2 Pack

3.5

$106

Haofy Door & Window Sensors, 5pcs MC-38 Recessed Wired Door Window Sensor Magnetic Switch Home Alarm System for Wooden Door, Window

4.7

$60

UanTii Smart PIR Motion Sensor Tuya WIFI Wireless Infrared Detector Movement Detector Security Burglar Alarm Sensor for Home Security Smart life APP Remote Control

3.1

$119

Senzooe10Pcs IR Infrared Sensor 3-Wire Reflective Photoelectric Module

$80

Infrared Motion Sensor Welcome Alarm Wireless Doorbell Entrance Alert for Shop & Office

4.0

$125

SOLDOUT Sound Detection Sensor Module 3-Pin LM393 Sound Sensor Intelligent Vehicle Projects Compatible with Arduino

4.6

$53

Autel TPMS Sensor MX-Sensor, 315MHz + 433MHz Dual Frequency Tire Replacement Sensor for All Cars, Same as OE Sensor, 100% Cloneable Pressure Monitor System Sensor (Metal Valve, Press-in, 1PCS)

4.6

$199

G10 Gyro Sensor Smart Remote Control Voice Control Wireless Air Mouse 2.4G RF with Microphone

4.1

$58

DGZZI Water Level Sensor Module 2PCS Rain Water Level Liquid Surface Height Depth Detection Sensor Module for Arduino Raspberry Pi

3.7

$56

Magene Outdoor/Indoor Speed/Cadence Sensor for Cycling, Wireless Bluetooth/Ant+ Bike Computer RPM Sensor for Road Bike or Spinning Bike and Trainers Compatible with Onelap, Wahoo Fitness, Zwift,

4.2

$59

Cryfokt10 Sets Wired Door Window Sensor, No Need External Power, Magnetic Reed Switch NC Recessed Security Alarm for Access Control Replace Home Alarm System

$81

Thin Film Pressure Sensor, Flex/Bend Sensor SF15-130 10kg Resistance-type Thin Film Pressure Sensor Force Sensing, Force Sensitive Resistor

$108

HiLetgo3pcs HC-SR501 PIR Infrared Sensor Human Body Infrared Motion Module for Arduino Raspberry Pi

4.3

$70

Motion Sensor Lights Indoor[2 Packs], USB Rechargeable Night Light Cupboard Lights with 3 Modes, Stick-on Night Lights with Magnetic Strips for Wardrobes Cabinet, Bedrooms, Stairs, Hallway, Kitchen

4.5

$36

SEBSON 2x PIR Sensor Outdoor IP65, Surface Wall mounted, Infrared Motion Sensor, LED suitable, Range max. 12m/180° + 3m/360°, swivelling, max. 1200/600W, anthracite

4.3

$242

Gillette Sensor Excel Razor Blades for Men Pack of 10 Blades 81553740

4.7

$138

Aqara Presence Sensor FP2, mmWave Radar Wired Motion Sensor, Zone Positioning, Multi-Person & Fall Detection, High Precision with More Privacy, Supports HomeKit, Alexa, Google Home and Home Assistant

3.6

$664

AqaraMotion Sensor P1(Upgraded Version), REQUIRES AQARA HUB, 5-Year Battery Life, Configurable Detection Timeout, for Alert System and Automations, Compatible with HomeKit, Alexa, IFTTT

4.4

$210

SONOFF SNZB-03P Zigbee Motion Sensor 1-Pack, 3-Year Battery Life, for Alert System and Automations Wireless Motion Detector, SONOFF Zigbee Bridge Required, Batteries Included

4.2

$146

HALJIA HC-SR04 Ultrasonic Sensor Distance Measuring Module Compatible with Arduino

4.6

$49

Driveway Alarm- 1/2 Mile Long Range Wireless Driveway Alarm Outdoor Motion Sensor&Detector-DIY Security Alert System-Monitor&Protect Outdoor/Indoor Property - 1 Receiver and 1 Sensor

4.2

$332

Besomi Electronics TCS3200 Color Sensor Module, RGB Color Detector with LED Lights, Arduino & Raspberry Pi Compatible for DIY Robotics and Projects

$71

STAR-SPANGLED Motion Sensor Lights Indoor, Cordless Stick on LED Puck Lights AAA Battery Powered for Under Cabinet, Cupboard, Wardrobe, Stairs, Closet, Kitchen, Hallway (2.8inch, Cool White, 3 Pack)

4.4

$103

ELEGOO Upgraded 37 in 1 Sensor Modules Kit with Tutorial Compatible with Arduino UNO R3 MEGA Nano Raspberry pi 4

4.6

$286

SEBSONMini PIR Sensor Indoor, Ceiling Flush Mounted for Installation, LED suitable, Infrared Motion Sensor, Range max. 6m/360°, Programmable

4.4

$111

Boxlood Dawn Till Dusk Light Bulbs, 9W 60Watt Equivalent E27 Light Sensor LED Bulbs, Daylight 6000K, Smart Automatic On/Off, 800LM Outdoor Indoor Lighting Bulb for Porch Garden Yard Patio 2 Pack

4.4

$140

SimpliSafe Motion Sensor, 2nd Generation Motion Detector with 35 ft Detection Range, up to 4-Year Battery Life, Adjustable Sensitivity (Base Station Required)

$304

Philips HueMotion sensor

4.7

$298

UKEW 180 Degree Motion Sensor - IP65 Waterproof Ceiling & Wall Mounted Sensor - 12 Meters Max Detection Range For Outdoor

4.2

$146

Mydome Wireless Driveway Motion Alarm | DIY Home Security Motion Sensor Plugin Chime Kit, Designed for Gardens, Sheds & Outdoor Security, Clear Audio & Visual Notification

4.3

$399

1/2 Mile Long Range Wireless Driveway Alarm Outdoor Motion Sensor&Detector-DIY Security Alert System-Monitor&Protect Outdoor/Indoor Property- 1 Receiver and 2 Sensors

4.2

$478

Homelist Motion Sensor Lights Indoor,6 Pack Wireless LED Rechargeable Magnetic Stick on Wall Night Light,Battery Operated USB Charging,Stair, Corridors, Closet, Kitchen Light Under Cabinets Puck Light

4.5

$256

AqaraVibration Sensor

$88

JZK 2x AC 110-220V PIR motion sensor module, pir infrared motion sensor detector switch for led lighting, pir sensor for ceiling light/downlight, light sensor module

4.2

$58

Lepro Security Lights Outdoor Motion Sensor, 20W 1700 Lumen PIR Light, IP54 Waterproof Motion Sensor Flood Light, Ultra Thin Garden Security Light for Forecourt, Backyard, Garages and More

4.3

$179

F-SMOKEZ- EN14604 Certified, Wireless Smoke Alarm with 10 Year Life, Photoelectric Sensor and 9V Battery1 Year(Included), Fire Safety for Kitchen, Home, Hotel, Villa.

$84

Bosch 0232103064 Phase Sensor, Cramshaft

4.7

$212

Ring Alarm Contact Sensor (2nd Generation)

4.7

$172