Originally Posted by moparx
how would one of these work on a dual fan setup from a 2012 chrysler 300 ?
as compared to a derale PWM controler used on the above fan ?
beer


My controller only works with the Mercedes fan (or possibly some BMW ones too work).

The MB fan has four wires going to it; two large ones for power and ground, and two small signal wires.

Most other fan controllers can work with fans that only have the two large power wires, by interrupting the power going through the fan.

The MB fan has an onboard computer that takes the PWM signal from my controller, and uses that to control the fan speed.

It looks like the dual fan from the 300 only has two power wires to each fan, so it will not work with my controller.


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