British BBQ Society Forums

I ordered an ebay one to try on my basic PID blower I'm making
http://www.ebay.co.uk/itm/K-Type-Thermo ... 3f3a4a039f
At that price they're worth a go. There's one of for £1.98 at the minute, delivered.

You may need some extra bits to interface a k-type thermocouple. Here is a good tutorial:

https://learn.adafruit.com/thermocouple/