OwlTree
OwlTree 2 Pack USB 5V to 12V 4 Pin Fan Speed Adapter Controller Supported PC Cooling Fan
Bottom line: The OwlTree 2 Pack USB 5V to 12V 4 Pin Fan Speed Adapter Controller is a specs-and-price decision rather than a crowd-consensus one in the cooling & fans category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.
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Pros & Cons
Pros
- ✓ Package Include: 2pcs Fan Speed Controller 11.8 inch
- ✓ Backed by OwlTree's warranty and support channels
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated
SpecPicks Verdict
SpecPicks scored OwlTree 2 Pack USB 5V to 12V 4 Pin Fan Speed Adapter Controller… using a rating × review-volume × price-fit model applied to published specs and reviews across the cooling & fans category. OwlTree's cooling & 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 cooling & 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
- Input USB 5 V, Output DC 5-12V,Max Output 8W, ideal for Low-power 12 V fan speed controlling
- Compatibility Fan: 4Pin 12V Fan less than 8W (This is a 4-pin connector, but you can see only two wires are connected. The other two pins are empty because USB power only requires two lines)
- Material: 24AWG Tinned Copper Wire, tin-plated copper offers excellent resistance to corrosion and oxidation
- Easy to Use: Simply plug the USB into an adapter or computer, connect the 4-pin end to the fan, then turn on the switch and adjust the speed with the dial.
- Package Include: 2pcs Fan Speed Controller 11.8 inch
Full Specifications
| Brand | OwlTree |
|---|---|
| Model | PC102a |
| Voltage | 12 Volts |
| Wattage | 8 watts |
| Material | 24AWG Tinned Copper Wire, tin-plated copper offers excellent resistance to corrosion and oxidation |
| Unit Count | 2.0 Count |
| Easy to Use | Simply plug the USB into an adapter or computer, connect the 4-pin end to the fan, then turn on the switch and adjust the speed with the dial. |
| Part Number | PC102a |
| Connectivity | USB |
| Compatibility | PC, Switch |
| Cooling Method | Air |
| Number of Items | 1 |
| Number of Packs | 2 |
| Package Include | 2pcs Fan Speed Controller 11.8 inch |
| Compatible Devices | Desktop |
| Included Components | 4 Pin 12V Fan Speed Controller |
| Power Connector Type | USB |
| Maximum Rotational Speed | 15000 rph |
| Item Dimensions L x W x H | 11.8"L x 0.79"W x 0.79"H |
| Full listing title | OwlTree 2 Pack USB 5V to 12V 4 Pin Fan Speed Adapter Controller Supported PC Cooling Fan, Max 12V 8W Output (11.8inch) |
Ready to buy?
OwlTree 2 Pack USB 5V to 12V 4 Pin Fan Speed Adapter Controller Supported PC Cooling Fan, Max 12V 8W Output (11.8inch) 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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