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Real experience
We test before we recommend.
PRODUCT DESCRIPTION
Thermatic® Digital Fan Switch DC0445 & 1/4" NPT Sensor
This premium kit includes two sensors, offering maximum flexibility for coolant temperature sensing. It includes a universal radiator fin probe and a 1/4" NPT thermal sensor for direct installation into the engine block or thermostat housing.
Designed to control 1 or 2 fans, the switch is compatible with both 12V and 24V systems. It features dual fan logic: fan 1 activates at the set temperature, while fan 2 activates 10 seconds later to prevent power surges.
Dual Sensor Functions
Sensor 1 (Probe): Detects air or coolant temperature via radiator fins or adapter kit.
Sensor 2 (1/4" NPT): Professional installation directly into the engine block, radiator, or thermostat housing.
Custom Control: Adjustable range from 40°C to 110°C with display in Celsius or Fahrenheit.
IP66 Protection: Dust and high-pressure water jet resistant.
Noise Filter: Integrated electrical noise filter for enhanced reliability in older vehicles with high interference.
Kit Contents:
1 digital fan switch (IP66)
1 thermal sensor probe (air/coolant)
1 1/4" NPT thermal sensor (coolant/oil)
1 thermal probe mounting kit
4 ring terminals and wire connectors
3 self-tapping screws and instructions










WHY THETUNERLAB
We have spent years building cars, racing, and testing the exact same parts that we sell.
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We test before we recommend.
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We help you choose the right part.
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Only trusted manufacturers.
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Before and after the purchase.
+10 years
of passion for drifting
+30.000
available products
+5.000
satisfied customers
24/7
passion for motoring
Each product indicates compatible models in the product description. If you have any questions, you can contact us and we will help you choose your best option.
-If the product is in stock, the usual delivery time is 2 to 5 working days.
-If the product is out of stock, the delivery time is 7 to 15 working days.
All our products come with the manufacturer's official warranty and comply with current regulations.
Yes. We ship orders to Spain and most European countries using specialized transport agencies.
You can contact our team via WhatsApp, email, or our website's contact form.
Shipping costs depend on the type of product, its weight, dimensions, and the destination country. In most cases, the amount is calculated automatically during the checkout process before the order is finalized.
For some products, especially large items or those with special characteristics, shipping costs may require a manual review. If the amount shown does not match the actual shipping cost, we will contact you before processing the order to inform you of the final cost and request your confirmation before proceeding. We will never charge any additional fees without your authorization.