Temperature/Humidity

Wide range, low power temperature sensor outputs an analog voltage that is proportional to the ambient temperature. To use, connect pin 1 (left) to...

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 aw...

This pressure sensor from Freescale is a great low-cost sensing solution for precision measurement of barometric pressure and altitude. The MPL3115...

The AM2302 is a wired version of the DHT22, in a large plastic body. It is a basic, low-cost digital temperature and humidity sensor. It uses a cap...

This cyber-tronic looking sensor hides a secret behind its glimmering eye. Unlike most temperature sensors, this sensor measures infrared light bou...

It's summer and you're sweating and your hair's all frizzy and all you really want to know is why the weatherman said this morning that today's rel...

This is a bare wires bead-probe which can measure air or surface temperatures. Most inexpensive thermocouples have a vinyl covering which can melt ...

For precision temperature sensing, nothing beats a Platinum RTD. Resistance temperature detectors (RTDs) are temperature sensors that contain a res...

SparkFun Humidity and Temperature Sensor Breakout - Si7021

It's summer and you're sweating and your hair's all frizzy and all you really want to know is why the weatherman said this morning that today's rel...

"More infoFor specific temperature-to-resistance, check the lookup table.These are often used for air conditioners, water lines, and other places w...