Temperature Sensors
Temperature sensors and thermistors — NTC, PTC, thermocouple amplifiers, digital temperature ICs (DS18B20, TMP117, MCP9808, etc.), RTD sensors, and temperature breakout boards.
High Temp Waterproof DS18B20 Digital Temperature Sensor - 3m long
SKU: AF-3846 | Brand: Adafruit
This is a pre-wired and waterproofed version of the DS18B20 sensor made with a PTFE wire cable. Handy for when you need to measure something far away, or in wet conditions. This sensor is a little more expensive th...
Delivered by Mon 2 Nov
Adafruit HTU21D-F Temperature Humidity Sensor Breakout Board - Fully Assembled
SKU: AF-3515 | Brand: Adafruit
The Adafruit HTU21D-F is an accurate I²C digital temperature and humidity sensor breakout board. With typical humidity accuracy of ±2% (optimised for 5–95% RH) and temperature accuracy of ±1°C across -30 to 90°C, it's...
Delivered by Fri 9 Oct
CO₂ Humidity and Temperature Sensor - SCD30
SKU: SF-SEN-15112 | Brand: SparkFun
The SCD30 from Sensirion is a high quality Nondispersive Infrared (NDIR) based CO₂ sensor capable of detecting 400 to 10000ppm with an accuracy of ±(30ppm+3%). In order to improve accuracy the SCD30 has temperature an...
Delivered by Tue 20 Oct
Thermistor NTC 5MMDIA 47KR
SKU: TB-RN3442 | Brand: Little Bird
A 47 kΩ NTC (Negative Temperature Coefficient) thermistor in a compact 5 mm radial package. NTC thermistors decrease in resistance as temperature rises, making them ideal for temperature sensing, thermal protection, a...
Delivered by Fri 9 Oct
Thermistor NTC 5MMDIA 1KR
SKU: TB-RN3436 | Brand: Little Bird
A 1 kΩ NTC (negative temperature coefficient) thermistor in a 5 mm radial dipped-epoxy package. The resistance decreases as temperature increases, making it suitable for temperature sensing, thermal compensation, and ...
Delivered by Fri 9 Oct
One-Wire Ambient Temperature Sensor - MAX31820
SKU: SF-SEN-14049 | Brand: SparkFun
The MAX31820 ambient temperature sensor provides 9-bit to 12-bit Celsius temperature measurements with ±0.5°C accuracy over a +10°C to +45°C temperature range. Over its entire -55°C to +125°C operating range, the devi...
Delivered by Tue 20 Oct
Digital Temperature humidity sensor (With Stainless Steel Probe)
SKU: DF-SEN0148 | Brand: DFRobot
This is an anti-rust, robust and precise SHT10 sensor, which can master enterprise-class and industrial-level applications. It can be applied in various fields: telepoint base stations, electronic control cabinet, pr...
Delivered by Tue 20 Oct
Light and temperature data-logger pack
SKU: AF-249 | Brand: Adafruit
This pack includes everything you need to build a light and temperature data logger with an Arduino. The Adafruit data logger shield records sensor readings to an SD card with real-time timestamps, while the included ...
Delivered by Mon 2 Nov
SparkFun Digital Temperature Sensor Breakout - TMP102
SKU: SF-SEN-13314 | Brand: SparkFun
The TMP102 is an easy-to-use digital temperature sensor from Texas Instruments. The TMP102 breakout allows you to easily incorporate the digital temperature sensor into your project. While some temperature sensors use...
Delivered by Tue 20 Oct
Adafruit HTU21D-F Temperature Humidity Sensor Breakout Board
SKU: AF-1899 | Brand: Adafruit
The Adafruit HTU21D-F is an accurate I²C digital temperature and humidity sensor breakout board. With typical humidity accuracy of ±2% (optimised for 5–95% RH) and temperature accuracy of ±1°C across -30 to 90°C, it's...
Delivered by Mon 2 Nov
DFRobot Gravity Industrial Analog EC Meter Kit (K=1, IP68)
SKU: DF-SEN0451 | Brand: DFRobot
This industrial Gravity kit measures electrical conductivity in aqueous solutions, helping you evaluate water quality by tracking dissolved content or salinity. It is suited to hydroponics, aquaculture and environment...
Delivered by Tue 20 Oct
Gravity: STCC4 True Carbon Dioxide (CO2) Sensor (3-in-1 Air Quality Monitoring, 400 ~ 5000ppm)
SKU: DF-SEN0678 | Brand: DFRobot
This Gravity air quality module uses Sensirion’s STCC4 gas sensing chip to directly measure carbon dioxide with the thermal conductivity measurement principle. It is designed for compact, cost-effective indoor monitor...
Delivered by Tue 20 Oct
Gravity: CT1780 1-Wire K-Type Thermocouple Amplifier (-270℃ to +1372℃ Temp Range)
SKU: DF-SEN0656 | Brand: DFRobot
The CT1780 is a cold-junction compensated amplifier for K-Type thermocouples, designed to make extreme temperature measurement easier to add to microcontroller projects. It digitises the tiny thermocouple signal and p...
Delivered by Tue 20 Oct
Fermion BMP581 Barometric Pressure & Temperature Sensor
SKU: DF-SEN0667 | Brand: DFRobot
This compact Fermion module is built around Bosch Sensortec’s BMP581 high-performance barometric pressure sensor chip. It measures pressure and temperature with high precision, offering ±0.3 hPa typical absolute press...
Delivered by Tue 20 Oct
Adafruit BMP581 I2C/SPI Temperature & Pressure Sensor
SKU: AF-6407 | Brand: Adafruit
This Bosch BMP581 breakout is a precision barometric pressure, temperature and altimeter sensor for environmental sensing, drones, wearables and projects that need to track height above sea level. It offers much finer...
Delivered by Mon 2 Nov
Mijia Bluetooth Temperature/Humidity Sensor with LCD Display
SKU: AF-4881 | Brand: Adafruit
Here is a jolly cute, palm-sized, Bluetooth-enabled sensor to monitor your room's temperature and humidity. Only 43mm x 43mm, we dig its small form factor and minimal design. The shell is made of durable ABS ...
Out of stock
SHT-30 Mesh-protected Weather-proof Temperature/Humidity Sensor - 1M Cable
SKU: AF-4099 | Brand: Adafruit
Take your next outdoor sensor project to the next level with this SHT-30 based temperature/humidity sensor. The sensor includes a dual-use sensor module from Sensiron in a sintered metal mesh encasing. The casing is w...
Out of stock
Adafruit HTS221 - Temperature & Humidity Sensor Breakout Board
SKU: AF-4535 | Brand: Adafruit
The Adafruit HTS221 is an affordable I²C/SPI temperature and humidity sensor breakout board from ST. It measures relative humidity from 0–100% RH with 3.5% accuracy (in the 20–80% range) and temperature from -40 to 12...
Out of stock
MPL115A2 - I2C Barometric Pressure/Temperature Sensor
SKU: AF-992 | Brand: Adafruit
This pressure sensor from Freescale is a great low-cost sensing solution for measuring barometric pressure. At 1.5 hPa resolution, it's not as precise as our favorite pressure sensor, the BMx280 series, which has u...
Out of stock
Adafruit SCD-43 True CO2, Temperature & Humidity Sensor
SKU: AF-6512 | Brand: Adafruit
This compact breakout measures true ambient CO2 concentration using photoacoustic sensor technology, rather than estimating CO2 from VOC gas concentration. It reports CO2 in parts per million and also includes integra...
Out of stock