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Adjustable Temperature Electric Fan Controller

Quick Overview

Flex-a-lite® adjustable temperature controller with stainless steel probe


The Flex-a-lite® cooling control module uses a stainless steel probe to sense engine coolant temperature to activate an electric fan. It also turns the electric fan on when the vehicle air conditioner is engaged.

  • 40 amp rating at startup
  • 12-volt systems only

Installation Instructions

PDF Install Instructions: 31149-99842.pdf
YouTube Installation Video:

Additional Information

SKU 31149
Year No
Make No
Model No
Engine No
Fitment Notes No
Displacement CID No
Liters No

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