TM_Mikrotik: thermometer for Mikrotik RouterBOARDs | Papouch.com
MASTECH MS6506 digital thermometer / thermocouple temperature sensor, RS232 data transmission. 16300 sets of data storage|sensor lambda|sensor icsensor rain - AliExpress
Amprobe TMD90A K/J/T/R/S/E Type Digital Thermometer, High Accuracy with RS232 Output and Deluxe Case - at the Test Equipment Depot