Welcome to the Nissan Patrol forum. To post a question and to see less adds on the forum then you will have to register
first. We are an easy going friendly forum so join in the conversations and feel free to ask any questions.
Become a forum sponsor for only $20 and see no adds with faster page loading times and many extras benefits.
That's surface mounted temperature switch (50°C) to turn intercooler fan on when temp is right. I'm actually planning to fit air temp sensor inside intercooler boosted air stream aka MAT to get it more accurate than use Jaycar temp switch to create high/low settings.