Description
Product Overview
The FASTSTORM Dual Electric Fan Relay Kit is engineered to keep your engine at optimal temperature under all driving conditions. Designed for 10″, 12″, 14″ and 16″ cooling fans, the kit combines a high‑current 60 A relay, a 4‑pin relay connector, and a thermostat switch that activates at 185°F and deactivates at 175°F. All components are plug‑in mounted, feature copper contacts for superior conductivity, and meet OE specifications for durability. The kit measures 7 × 4 × 2 inches and weighs just 1.5 lb, making it easy to install in tight engine bays.
![[Product front view showing all components]](https://www.candidmart.store/wp-content/uploads/2026/06/d74161614b364947b4d9eac3362aa4cd.jpg)
Usage
This relay kit is ideal for a wide range of vehicles—from light trucks and passenger cars to marine applications. Whether you are upgrading a stock cooling system, adding an auxiliary fan for high‑performance driving, or replacing a failed relay, the kit provides a plug‑and‑play solution. The automatic operation mode ensures the fans run only when needed, reducing battery drain while protecting the engine from overheating during stop‑and‑go traffic, hill climbs, or hot weather conditions.
Why Choose Us
FASTSTORM is a trusted name in automotive electrical components, and this relay kit reflects the brand’s commitment to quality and reliability. Each unit undergoes rigorous testing for current rating, temperature tolerance, and waterproof performance. The inclusion of a detailed wiring diagram eliminates guesswork, and our dedicated support team is ready to assist with any installation questions. With a #1 ranking in the Automotive Replacement Engine Radiator Cooling Fan Motor Relays category, you can be confident in the performance and longevity of this product.
Key Features
- High‑current 60 A relay ensures reliable fan operation under heavy loads.
- Thermostat switch automatically engages fans at 185°F and shuts off at 175°F for optimal engine temperature control.
- Plug‑in mounting and copper contacts provide quick installation and superior electrical conductivity.
- Waterproof fuse holders protect the system from moisture and harsh environmental conditions.
- Comprehensive wiring diagram and responsive customer support simplify DIY installation.
FAQ
Can this kit be used with both single and dual fan setups?
Yes, the kit includes a 4‑pin relay and wiring that support both single and dual fan configurations, making it versatile for various cooling system designs.
What size fans are compatible with this relay kit?
The kit is compatible with 10‑inch, 12‑inch, 14‑inch and 16‑inch radiator fans, covering the majority of aftermarket and OEM fan sizes.
Is the thermostat switch adjustable?
The thermostat is preset to turn on at 185°F and off at 175°F, which matches the optimal operating range for most engines. For custom temperature settings, a separate adjustable thermostat can be installed.
Do I need any additional tools to install the kit?
All components are plug‑in type and require only basic hand tools such as a screwdriver. The included wiring diagram guides you through each connection step.
What warranty does FASTSTORM provide?
FASTSTORM offers a one‑year limited warranty covering defects in materials and workmanship, plus access to our technical support team for installation assistance.





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