I have no idea if they work, but I just ordered three of them....
http://www.allelectronics.com/item/t...troller/1.html
Data Sheet..
http://www.allelectronics.com/mas_as...c/TRC-1500.pdf
Thermistor:
http://www.allelectronics.com/item/t...rmistor/1.html
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One point Five Amps max, and you may need to add parts or electrically isolate the heat sink, but for cooling a stabilized single mode diode, which is what I need to do, well... Priceless...
Steve