FASTSTORM
Electric Fan Relay Kit 12V 60 AMP Electric Radiator Cooling Waterproof Fan Relay Kit
Bottom line: The Electric Fan Relay Kit 12V 60 AMP Electric Radiator Cooling: 60A relay rated for 10, 12, 14 and 16 inch electric radiator fans; main trade-off: wired for one fan; dual-fan setups need a second kit or a larger harness.
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Pros & Cons
Pros
- ✓ 60A relay rated for 10, 12, 14 and 16 inch electric radiator fans
- ✓ Thermostat switch cycles the fan on at 185F and off at 175F automatically
- ✓ 4-pin waterproof relay and sealed fuse holders for engine-bay heat and spray
- ✓ Color-coded wiring: red 12VDC, blue relay, yellow ignition, gray fan switch
Cons
- ✗ Wired for one fan; dual-fan setups need a second kit or a larger harness
- ✗ 185F/175F trip points are fixed, so no tuning for a cooler thermostat
- ✗ 12V systems only, with no 24V truck or marine variant offered
- ✗ No dash-mounted manual override switch included in the kit
SpecPicks Verdict
SpecPicks scored Electric Fan Relay Kit 12V 60 AMP Electric Radiator Cooling… using a rating × review-volume × price-fit model applied to published specs and reviews across the retro cpu coolers & fans category. FASTSTORM's retro cpu coolers & fans lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for retro cpu coolers & fans of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- Efficient Cooling Performance: This electric fan relay kit ensures reliable cooling with a 60 amp relay and 4-pin waterproof relay. Compatible with 10", 12", 14", and 16" fans, it prevents engine overheating and is ideal for electric fan conversion kits or replacing old components. The electric radiator fan kit offers dependable performance in all driving conditions, boosting your vehicle's cooling efficiency
- Precise Temperature Control: Equipped with a 185°F on / 175°F off thermostat switch, this kit keeps your engine at an optimal temperature. The cooling fan relay activates the fan at 185°F and turns it off at 175°F, preventing overheating and unnecessary fan operation. The radiator fan switch ensures precise cooling, enhancing engine lifespan and improving overall performance
- Easy Installation with Complete Kit: Install effortlessly with the included electric fan wiring kit and wiring diagram. Connect the red wire to +12VDC, blue to the fan relay, yellow to ignition, and gray to the cooling fan switch. This kit contains everything you need for a seamless installation, whether you're setting up a single fan or working with a dual electric fan relay kit
- Durable, Waterproof Fuse Holders: The fan relay kit features waterproof fuse holders and high-quality components built to last. The cooling fan relay operates reliably in all weather conditions, ensuring your fans work when needed. The included electric fan controller kit provides precise fan activation, delivering robust and consistent cooling for your vehicle
- Widely Compatible: This electric radiator fan kit is designed for single fan setups and fits a wide range of vehicles, including cars, trucks, boats, and more. Perfect for use with cooling fan wiring harness kits or electric fan wiring kits, it provides precise cooling control. The fan control kit ensures optimal performance and compatibility, making it ideal for various vehicles requiring a single cooling fan.
Full Specifications
| Brand | FASTSTORM |
|---|---|
| Model | 104021 |
| Unit Count | 12.16 Ounce |
| Part Number | 104021 |
| Coil Voltage | 12 Volts (DC) |
| Contact Type | Normally Open |
| Compatibility | Switch |
| Mounting Type | Screw Mount |
| Connector Type | Plug-In |
| Operation Mode | Automatic |
| Contact Material | Copper |
| Specification Met | OE |
| Included Components | Electric Fan Relay Kit |
| Maximum Switching Current | 60 Amps |
| Minimum Switching Voltage | 12 Volts (DC) |
| Full listing title | Electric Fan Relay Kit 12V 60 AMP Electric Radiator Cooling Waterproof Fan Relay Kit with Thermostat Control Switch 185 On 175 Off Upgrade |
Ready to buy?
Electric Fan Relay Kit 12V 60 AMP Electric Radiator Cooling Waterproof Fan Relay Kit with Thermostat Control Switch 185 On 175 Off Upgrade is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
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