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Apparel Accessories Automobiles & Motorcycles Beauty & Health Cellphones & Telecommunications Computer & Office Consumer Electronics Education & Office Supplies Electronic Components & Supplies Food Furniture Hair Extensions & Wigs Home & Garden Home Appliances Home Improvement Jewelry & Accessories Lights & Lighting Luggage & Bags Men's Clothing Mother & Kids Novelty & Special Use Security & Protection Shoes Sports & Entertainment Tools Toys & Hobbies Underwear & Sleepwears Virtual Goods Watches Weddings & Events Women's Clothing

Sensors

Price
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rating alitools
categories Clear
4775 products
2Pcs/Lot NTC Thermistor Accuracy Temperature Sensor 10K 1% 3950 Waterproof Probe Longth 1M
0.44 −   $
2481 orders / 29 review
High, 89%
2022！Motor Test IR Infrared Slotted Optical Speed Measuring Sensor Detection Optocoupler Module
0.61 −   $
2321 orders / 157 review
High, 89%
AS5600 magnetic encoder magnetic induction angle measurement sensor module 12bit high precision
0.93 −   $
2212 orders / 295 review
High, 94%
TCRT5000 Infrared Reflective Sensor IR Photoelectric Switch Barrier Line Track Module For Arduino Diode Triode Board 3.3v
0.38 −   $
2115 orders / 139 review
High, 95%
Indoor Air SGP30 Measurement Gas Sensor Multi-pixel TVOC/eCO2 Quality Formaldehyde Carbon Dioxide Detector Tester For Arduino
5.47 − 9.22  $
2109 orders / 94 review
High, 93%
Sound Detection Sensor Module Sound Sensor Intelligent Vehicle For Arduino Drop Shipping Wholesale
0.40 −   $
1957 orders / 205 review
High, 93%
Capacitive Soil Moisture Sensor Corrosion Resistant for Arduino Moisture Detection Garden Watering DIY
0.82 −   $
1924 orders / 367 review
Middle, 84%
MH-Z19 MH-Z19B Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor for CO2 Monitor 0-5000ppm MH Z19B NDIR
18.71 −   $
1840 orders / 385 review
High, 96%
Snow/Raindrops Detection Sensor Module Rain Weather Module Humidity
0.45 − 1.25  $
1834 orders / 130 review
High, 95%
1pcs DHT22 digital temperature and humidity sensor Temperature and humidity module AM2302 replace SHT11 SHT15
3.80 −   $
1808 orders / 32 review
High, 94%
New MQ135 MQ-135 Air Quality Sensor Hazardous Gas Detection Module For Arduino M2 PromotionHot New Arrival
1.13 −   $
1797 orders / 111 review
High, 95%
52mm PP Liquid Water Level Sensor Horizontal Float Switch Down
0.84 −   $
1769 orders / 114 review
High, 95%
MQ-2 MQ-3 MQ-4 MQ-5 MQ-6 MQ-7 MQ-8 MQ-9 MQ-135 Detection Smoke methane liquefied Gas Sensor Module for Arduino Starter DIY Kit
0.88 − 9.13  $
1718 orders / 41 review
High, 93%
1PCS TCRT5000 Infrared Reflective Sensor IR Photoelectric Switch Barrier Line Track Module For Arduino Diode Triode Board 3.3v
0.56 − 2.09  $
1709 orders / 254 review
High, 91%
AHT10 High Precision Digital Temperature and Humidity Sensor Measurement Module I2C Communication Replace DHT11 SHT20 AM2302
0.63 − 0.65  $
1695 orders / 333 review
High, 95%
DHT22 Digital Temperature and Humidity Sensor AM2302 Module+PCB with Cable
1.00 − 2.72  $
1684 orders / 545 review
High, 95%
Free Shipping 10pcs/LOT eneral integration universal infrared receiving head/Infrared sensor HX1838 / VS1838 VS1838B
0.74 −   $
1675 orders / 68 review
High, 95%
10pcs/lot temperature sensor PT100 DS18B20 Stainless steel casing pipes Protective sleeve 6*50mm
1.46 −   $
1658 orders / 266 review
High, 94%
DC 5V 12V soil moisture sensor relay control module Automatic watering of the humidity starting switch
1.26 −   $
1597 orders / 207 review
High, 96%
Photosensitive sensor module light module detects photosensitive photosensitive resistor module for arduino
0.34 −   $
1581 orders / 184 review
High, 91%
10 pcs Reed Switch 3 pin Magnetic Switch Normally Open and Normally Closed Conversion 2.5X14MM NO NC
3.28 −   $
1580 orders / 5 review
High, 96%
5Pcs/Lot DS18B20 18B20 18S20 TO-92 Temperature Sensor Thermometer Temperature Sensor 100% New Origin
1.30 −   $
1442 orders / 24 review
High, 89%
ShengYang DS1820 Stainless steel package Waterproof DS18b20 temperature probe temperature sensor 18B20 for arduino
0.35 − 1.80  $
1346 orders / 147 review
High, 96%
DS18B20 single-bus digital temperature sensor module for Arduino
0.66 −   $
1252 orders / 42 review
High, 91%
10pcs/lot Reed Switch 2.5X14MM magnetic switch GLASS Green 3 pin Reed Switch Normally Open and Normally Close Conversion NO NC
3.10 −   $
1206 orders / 9 review
High, 96%
Capacitive soil moisture sensor module Corrosion Resistant wide voltage wire Analog Capacitive Soil Moisture Sensor V1.2
0.45 −   $
1198 orders / 101 review
High, 95%
Temperature Sensor 0.28 Inch Red Digital Display Thermometer Meter Detector Module With NTC Metal Waterproof Probe
2.44 −   $
1190 orders / 5 review
High, 87%
5pcs DALLAS DS18B20 18B20 TO-92 IC CHIP Thermometer Temperature Sensor
1.08 −   $
1173 orders / 131 review
High, 93%
Hot 50cm NTC Thermistor Temperature Sensor Waterproof Probe Wire 10K 1% 3950 W1209 W1401 cable
0.29 − 1.93  $
1158 orders / 200 review
High, 93%
LJ12A3-4-Z/BY Inductive Proximity Sensor Switch PNP DC 6V-36V NEW
1.09 −   $
1152 orders / 33 review
High, 92%
DC 3.3V-5V IO Ultrasonic Module HC-SR04 Distance Measuring Transducer Sensor For Arduino DIY Kit Wave Detector Ranging Module
0.43 − 1.70  $
1122 orders / 120 review
High, 93%
5pcs/lot temperature sensor PT100 DS18B20 Stainless steel casing pipes Protective sleeve 6*50mm
0.79 −   $
1073 orders / 190 review
High, 94%
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