Skip to main content
eBay Logo

Shop by category

Advanced
    • Daily Deals
    • Brand Outlet
    • Help & Contact
    • Sell
    • WatchlistExpand Watch List
      Loading...
      Sign in to see your user information
    • My eBayExpand My eBay
      • Summary
      • Recently Viewed
      • Bids/Offers
      • Watchlist
      • Purchase History
      • Buy Again
      • Selling
      • Saved Searches
      • Saved Sellers
      • My Garage
      • Messages
      • Collection beta
      • The eBay vault
    • Expand Cart
      Loading...
      Something went wrong. View cart for details.
    {"delay":300}

    There seems to be a problem serving the request at this time

    breadcrumb

    • eBay
      • Business & Industrial
      • Industrial Automation & Motion Controls
    • Business & Industrial
    • Industrial Automation & Motion Controls
    • Sensors
    • Temperature & Humidity Sensors

    Component Temperature & Humidity Sensors

    Side Refine Panel

    Shop by Category

    • Sensors
    • Temperature & Humidity Sensors
    • Acceleration Sensors
    • Fiber Optic Sensors
    • Hall Effect Sensor Diodes
    • Level Sensors
    • PIR Motion Sensors
    • Pressure Sensors
    • Proximity Sensors
    • Rotary Encoders
    • Ultrasonic Sensors
    • Vibration Sensors
    • Sensor Mountings
    • Other Sensors

    Best Selling

    See All- Best Selling
    • Tempco MTA01208 Type J Thermocouple Sensor
      Tempco MTA01208 Type J Thermocouple Sensor
      $160.14 New
    • 5m NTC 10k Thermistor Temperature Control Sensor Probe Extension Cable M8 USA
      5m NTC 10k Thermistor Temperature Control Sensor Probe Extension Cable M8 USA
      (2)Total Ratings 2
      $7.95 New
    • EGT K Type Thermocouple Temperature Sensors With Clamp and Mini Connector
      EGT K Type Thermocouple Temperature Sensors With Clamp and Mini Connector
      (2)Total Ratings 2
      $6.99 New
    • Rosemount 214C RTD Temperature Sensor 214crtsmb1s4e0057sle5ar1c1b1tbxw
      Rosemount 214C RTD Temperature Sensor 214crtsmb1s4e0057sle5ar1c1b1tbxw
      $200.00 New
    • Dht11 Temperature and Relative Humidity Sensor Module for Arduino
      Dht11 Temperature and Relative Humidity Sensor Module for Arduino
      (41)Total Ratings 41
      $0.99 New
    • Siemens 540-680fa Rs540 Electronic Room Sensor Desert Beige Color
      Siemens 540-680fa Rs540 Electronic Room Sensor Desert Beige Color
      (1)Total Ratings 1
      $285.00 New
      $79.99 Used
    • bayite Pt100 3-Wire Temperature Sensor Thermocouple (UA4X10701)
      bayite Pt100 3-Wire Temperature Sensor Thermocouple (UA4X10701)
      (4)Total Ratings 4
      $9.95 New
    • Johnson Controls He-68n3-0n00ws Wall Mount Temperature Sensor Only White
      Johnson Controls He-68n3-0n00ws Wall Mount Temperature Sensor Only White
      $45.00 New
      $32.95 Used
    • All

    • Auction

    • Buy It Now

    • Best Match
    • Time: ending soonest
    • Time: newly listed
    • Price + Shipping: lowest first
    • Price + Shipping: highest first
    • Distance: nearest first
    • List View

    25,512 Results

      • Dayton
      • Honeywell
      • Johnson Controls
      • Minco
      • OMEGA
      • Omron
      • Rosemount
      • Siemens
      • Tempco
      • Unbranded
      • Watlow
      • Temperature
      • Temperature & Humidity
      • Humidity Sensor
      • Temperature Switch
      • ± 1%
      • ± 1.5%
      • ± 2%
      • ± 3%
      • ± 4%
      • ± 5%
      • ± 6%
      • ± 7%
      • ± 8%
      • ± 9%
      • ± 10%
      • All Listings filter applied
    • Temp Stick WiFi Temperature & Humidity Sensor 24/7 Monitoring & Alerts (Black)

      Temp Stick WiFi Temperature & Humidity Sensor 24/7 Monitoring & Alerts (Black)

      $139.00
      Free shipping
      179 sold
      SPONSORED
    • Temp Stick WiFi Temperature & Humidity Sensor 24/7 Monitoring & Alerts (White)

      Temp Stick WiFi Temperature & Humidity Sensor 24/7 Monitoring & Alerts (White)

      $139.00
      Free shipping
      184 sold
      SPONSORED
    • DHT22/AM2302 Digital Temperature and Humidity Sensor Replace SHT10 SHT11 SHT15

      DHT22/AM2302 Digital Temperature and Humidity Sensor Replace SHT10 SHT11 SHT15

      $4.10
      Free shipping
      or Best Offer
      1,060 sold
      SPONSORED
    • RTD Pt100 Temperature Sensor Thermocouple 2M Cable 10CM Probe 3 Wires -50~400°C

      RTD Pt100 Temperature Sensor Thermocouple 2M Cable 10CM Probe 3 Wires -50~400°C

      (4)4 product ratings - RTD Pt100 Temperature Sensor Thermocouple 2M Cable 10CM Probe 3 Wires -50~400°C
      $9.95
      2,372 sold
      SPONSORED
    • DHT11 Digital Temperature and Humidity Sensor for Arduino DHT-11

      DHT11 Digital Temperature and Humidity Sensor for Arduino DHT-11

      $1.70
      Free shipping
      or Best Offer
      1,425 sold
    • DHT11 Temperature and Relative Humidity Sensor Module for arduino

      DHT11 Temperature and Relative Humidity Sensor Module for arduino

      $0.72
      Free shipping
      or Best Offer
    • DHT22 Digital Temperature and Humidity Sensor AM2302 Module+PCB with Cable..x

      DHT22 Digital Temperature and Humidity Sensor AM2302 Module+PCB with Cable..x

      $1.43
      Free shipping
      or Best Offer
    • 3M NTC 10K Waterproof Sensor Probe Thermistor for WH1436A Temperature Controller

      3M NTC 10K Waterproof Sensor Probe Thermistor for WH1436A Temperature Controller

      (2)2 product ratings - 3M NTC 10K Waterproof Sensor Probe Thermistor for WH1436A Temperature Controller
      $7.95
      65 sold
    • CENTRAL CALIFORNIA INSTRUMENT ( CCI ) Model R1T185L483-04-CIP-2-5-63,T-440-385U

      CENTRAL CALIFORNIA INSTRUMENT ( CCI ) Model R1T185L483-04-CIP-2-5-63,T-440-385U

      $225.00
      $10.85 shipping
    • koso cylinder head temperature sensor motorcycle norxi mini instrument humidity

      koso cylinder head temperature sensor motorcycle norxi mini instrument humidity

      $10.88 to $24.19
      Was: $12.50
      $3.00 shipping
    • Acu Rite Essential Series Air Indoor Air Quality Monitor Measures Particulate FS

      Acu Rite Essential Series Air Indoor Air Quality Monitor Measures Particulate FS

      $27.99
      or Best Offer
    • DHT11 Digital Temperature and Humidity Sensor for Arduino + Raspberry Pi US Ship

      DHT11 Digital Temperature and Humidity Sensor for Arduino + Raspberry Pi US Ship

      $4.25
      or Best Offer
    • 5pcs 10K NTC Thermistor Probe 15.7 Inch Temperature Sensor for Air Conditioner

      5pcs 10K NTC Thermistor Probe 15.7 Inch Temperature Sensor for Air Conditioner

      $10.63
      Free shipping
      or Best Offer
    • Amprobe TR300 Temperature and Relative Humidity Data Logger

      Amprobe TR300 Temperature and Relative Humidity Data Logger

      $150.00
      or Best Offer
      SPONSORED
    • NEW OLD STOCK GS-11PC Non-Contact Safety Switch Connector US SELLER

      NEW OLD STOCK GS-11PC Non-Contact Safety Switch Connector US SELLER

      $299.99
      or Best Offer
      SPONSORED
    • RTD PT100 Temperature Sensors 1/2”NPT Threads with Detachable Connector

      RTD PT100 Temperature Sensors 1/2”NPT Threads with Detachable Connector

      $8.99 to $14.99
      $4.00 shipping
      SPONSORED
    • Colman TS-8101-0-0-1 Controline Solid State Room Sensor

      Colman TS-8101-0-0-1 Controline Solid State Room Sensor

      $45.48
      Free shipping
      or Best Offer
    • Anderson Instrument Co. SA510050490000 Temperature Monitoring Transmitter Sensor

      Anderson Instrument Co. SA510050490000 Temperature Monitoring Transmitter Sensor

      $850.00
      $13.17 shipping
    • 1800W Temperature Humidity Sensor Controller Humidistats Thermostats ITC-608T CF

      1800W Temperature Humidity Sensor Controller Humidistats Thermostats ITC-608T CF

      (9)9 product ratings - 1800W Temperature Humidity Sensor Controller Humidistats Thermostats ITC-608T CF
      $46.89
      Was: $69.99
      Free shipping
    • Vaisala HMP110 Humidity & Temperature Probe

      Vaisala HMP110 Humidity & Temperature Probe

      $99.00
      or Best Offer
    • DHT11 Temperature and Relative Humidity Sensor Module for arduino

      DHT11 Temperature and Relative Humidity Sensor Module for arduino

      $0.99
      $3.00 shipping
      or Best Offer
      5,630 sold
    • Therm-O-Disc 36TMH01 Thermal Switch - 221 F - 105 C - N.C. 1/2" Disc Thermostat

      Therm-O-Disc 36TMH01 Thermal Switch - 221 F - 105 C - N.C. 1/2" Disc Thermostat

      $7.95
    • BECKMAN KFHD AUTOMATIC TEMPERATURE COMPENSATOR 373

      BECKMAN KFHD AUTOMATIC TEMPERATURE COMPENSATOR 373

      $300.00
      $16.79 shipping
    • koso Motorcycles water temperature VoltageTime RPM Tachometer Norxi Mini 4 in 1

      koso Motorcycles water temperature VoltageTime RPM Tachometer Norxi Mini 4 in 1

      $7.82 to $21.62
      Was: $8.99
      $3.00 shipping
    • DHT-11 DHT11 Digital Temperature and Humidity Sensor Temperature Sensor

      DHT-11 DHT11 Digital Temperature and Humidity Sensor Temperature Sensor

      $2.61
      $3.10 shipping
      or Best Offer
    • Temp Stick WiFi Temperature & Humidity Sensor 24/7 Monitoring & Alerts (White)

      Temp Stick WiFi Temperature & Humidity Sensor 24/7 Monitoring & Alerts (White)

      (14)14 product ratings - Temp Stick WiFi Temperature & Humidity Sensor 24/7 Monitoring & Alerts (White)
      $104.00
      $10.95 shipping
    • IndusTec 9x6mm Ring Loop Washer K - Type Thermocouple Temperature Sensor 1.5 M

      IndusTec 9x6mm Ring Loop Washer K - Type Thermocouple Temperature Sensor 1.5 M

      $7.89
    • Lennox 17M50 RH Sensor 17M5001

      Lennox 17M50 RH Sensor 17M5001

      $77.50
      Only 1 left!
    • Omega Universal K-Type Thermocouple Jack Connectors 40 on 19" Rackmount Panel

      Omega Universal K-Type Thermocouple Jack Connectors 40 on 19" Rackmount Panel

      $249.99
      Free shipping
      SPONSORED
    • ELECTRIC FAN THERMOSTAT TEMPERATURE ENGINE GROUND SENSOR A/C OVERRIDE SWITCH KIT

      ELECTRIC FAN THERMOSTAT TEMPERATURE ENGINE GROUND SENSOR A/C OVERRIDE SWITCH KIT

      $29.95
      Free shipping
      SPONSORED
    • 1PC 440N-Z21SS2H Safety Switch (440NZ21SS2H)

      1PC 440N-Z21SS2H Safety Switch (440NZ21SS2H)

      $308.00
      Free shipping
      or Best Offer
      SPONSORED
    • Campbell Scientific CS547A-L Water Conductivity and Temperature Probe

      Campbell Scientific CS547A-L Water Conductivity and Temperature Probe

      $99.99
      Free shipping
      3 watching
      SPONSORED
    • K J type Probe Thermocouple Stainless Steel 0~400C Temperature Sensor 2m cable

      K J type Probe Thermocouple Stainless Steel 0~400C Temperature Sensor 2m cable

      $9.50
      Free shipping
    • HTU21D Temperature Humidity 3.3V I2C Sensor Module USA Ship

      HTU21D Temperature Humidity 3.3V I2C Sensor Module USA Ship

      $2.99
      Was: $3.40
      $4.75 shipping
    • DHT11 Temperature Humidity Sensor ESP8266 ESP-01 WiFi Serial Transceiver Module

      DHT11 Temperature Humidity Sensor ESP8266 ESP-01 WiFi Serial Transceiver Module

      $5.21
      Was: $5.60
      $3.50 shipping
      or Best Offer
    • ELECTRIC RADIATOR FAN GROUND THERMO-STAT WIRING TEMP SWITCH KIT 1/8 3/8 1/2 INCH

      ELECTRIC RADIATOR FAN GROUND THERMO-STAT WIRING TEMP SWITCH KIT 1/8 3/8 1/2 INCH

      $29.95
      Free shipping
    • Sonde PT 100 Thermocouple w/ Thermowell 2062-01 Length 100mm 3.5" NEW

      Sonde PT 100 Thermocouple w/ Thermowell 2062-01 Length 100mm 3.5" NEW

      $45.00
      $9.00 shipping
      or Best Offer
    • 1PCS DHT22 Digital Temperature and Humidity Sensor AM2302 Module+PCB with CabL3

      1PCS DHT22 Digital Temperature and Humidity Sensor AM2302 Module+PCB with CabL3

      $2.86
      Free shipping
      or Best Offer
      Only 1 left!
    • THERMO ELECTRA PT100-3L KI.B TEMPERATURE SENSOR PT1003LKIB

      THERMO ELECTRA PT100-3L KI.B TEMPERATURE SENSOR PT1003LKIB

      $141.55
      Was: $149.00
      Free shipping
      or Best Offer
      SPONSORED
    • Honeywell SmartLine Manifold STMD2-F1A-SS1-0-00-1-0000

      Honeywell SmartLine Manifold STMD2-F1A-SS1-0-00-1-0000

      $159.96
      Was: $199.95
      or Best Offer
      SPONSORED
    • APC AP9335TH TEMPERATURE AND HUMIDITY SENSOR #E1 90

      APC AP9335TH TEMPERATURE AND HUMIDITY SENSOR #E1 90

      (2)2 product ratings - APC AP9335TH TEMPERATURE AND HUMIDITY SENSOR #E1 90
      $44.99
      $7.99 shipping
    • SensorPush HT.w Humidity - Temperature water resistant sensor

      SensorPush HT.w Humidity - Temperature water resistant sensor

      $65.00
      Free shipping
      or Best Offer
    • Waterproof Tri-Clamp Temp Sensors PT100 with Telfon Cable & Detachable Connector

      Waterproof Tri-Clamp Temp Sensors PT100 with Telfon Cable & Detachable Connector

      $10.99 to $16.50
      $4.00 shipping
    • High-precision AHT20/AHT21 Temperature And Humidity Sensor Measurement Module

      High-precision AHT20/AHT21 Temperature And Humidity Sensor Measurement Module

      $1.48 to $1.49
      $3.00 shipping
    • MAX6675 Thermocouple Temperature Sensor Module Type K SPI Interface For Arduino

      MAX6675 Thermocouple Temperature Sensor Module Type K SPI Interface For Arduino

      $2.97
      $3.00 shipping
      1,276 sold
    • 15°C bis 160°C Temperaturschalter 5A Öffner/Schließer Bimetallschalter KSD9700

      15°C to 160°C Temperature Switch 5A Opener/Closer Bimetal Switch KSD9700

      $1.07 to $1.48
      Free shipping
    • DHT-11 DHT11 Digital Temperature Relative Humidity Sensor Module Arduino US SHIP

      DHT-11 DHT11 Digital Temperature Relative Humidity Sensor Module Arduino US SHIP

      $6.13
    • DHT22 AM2302 Digital Temperature Humidity Sensor Replace SHT11 SHT15 Arduino USA

      DHT22 AM2302 Digital Temperature Humidity Sensor Replace SHT11 SHT15 Arduino USA

      $5.97
      Was: $6.63
      $5.15 shipping

    Results Pagination - Page 1

    1. 1
    2. 2
    3. 3
    4. 4
    5. 5
    6. 6
    7. 7
    8. 8
    9. 9
    10. 10

    Top Rated

    See All- Top Rated
    • Dht11 Temperature and Relative Humidity Sensor Module for Arduino
      Dht11 Temperature and Relative Humidity Sensor Module for Arduino
      (41)Total Ratings 41
      95% agree - Would recommend
      $0.99 New
    • Inkbird ITC-608T Wired Thermostat Digital Temp Humidity Controller
      Inkbird ITC-608T Wired Thermostat Digital Temp Humidity Controller
      (9)Total Ratings 9
      100% agree - Would recommend
      $12.99 New
    • Fluke 80bk-a Type K Thermocouple Temperature Integrated DMM Probe
      Fluke 80bk-a Type K Thermocouple Temperature Integrated DMM Probe
      (49)Total Ratings 49
      100% agree - Would recommend
      $38.71 New
    • Inkbird ITC306T Heat Temperature Waterproof Controller with Aquarium Probe Sensor - No Cooling
      Inkbird ITC306T Heat Temperature Waterproof Controller with Aquarium Probe Sensor - No Cooling
      (42)Total Ratings 42
      90% agree - Would recommend
      $25.39 New
      $24.00 Used
    You May Also Like
    • Arduino Other Electrical Equipment & Supplies

    • Other Electrical Equipment & Supplies

    • Component Temperature Sensors

    • Safety Relays

    • Arduino Component Temperature & Humidity Sensors

    Shop by Sensor Function

    • Temperature

      Temperature

    • Humidity Sensor

      Humidity Sensor

    • Temperature & Humidity

      Temperature & Humidity

    • Temperature Switch

      Temperature Switch

    Shop by Brand

    • Unbranded

    • Siemens

    • OMEGA

    • Rosemount

    • Honeywell

    • Raritan

    • Watlow

    • Johnson Controls

    • Minco

    • Tempco

    • Trane

    • Omron

    Browse by Brand

    Arduino
    Honeywell
    Omron
    Trane
    Carrier
    Johnson Controls
    Raritan
    Unbranded
    Dayton
    Microchip
    Rosemount
    Watlow
    Digital
    Minco
    Siemens
    Efector
    Nana
    Tektronix
    Foxboro
    OMEGA
    Tempco

    Additional site navigation

    • About eBay
    • Announcements
    • Community
    • Security Center
    • Seller Center
    • Policies
    • Affiliates
    • Help & Contact
    • Site Map
    Copyright © 1995-2023 eBay Inc. All Rights Reserved. Accessibility, User Agreement, Privacy, Payments Terms of Use, Cookies, Your Privacy Choices and AdChoice