Holykell HTS100 Temperature Controlled PT100 Sensor for Water buy it!
$60.00-$120.00
GTS200 waterproof G1/2 NPT1/2 thread digital ds18b20 temperature sensor buy it!
$1.00-$10.00
Digital Temperature Humidity Sensor Probe I2C Humicap Humidity Sensor Measurement for Computer Room buy it!
$23.00-$35.00
LEFOO wall-mounted temperature and humidity sensor temperature ex humidity transmitter 4-20mA for server room buy it!
$28.36-$32.84
Temperature and Humidity Sensor HTS-600S
$120.00-$240.00