Also, you can just hack a PID controller yourself on an arduino. The main concept is pretty simple: http://en.wikipedia.org/wiki/PID_controller http://en.wikip

Also, you can just hack a PID controller yourself on an arduino. The main concept is pretty simple: http://en.wikipedia.org/wiki/PID_controller http://en.wikipedia.org/wiki/PID_controller And get a thermocouple from adafruit: http://learn.adafruit.com/thermocouple/ http://learn.adafruit.com/thermocouple/ And maybe a few relays for the power shutoff mechanism. Total cost including arduino should be around 50 bucks and a fun weekend :)