Razer Kunai Hydraulic 120MM aRGB PC Fan: Quiet
Bottom line: The Razer Kunai Hydraulic 120MM aRGB PC Fan: Quiet ($129.95 on Amazon as of 2026-10-07): 3-pack of 120mm hydraulic-bearing aRGB fans; main trade-off: PWM and aRGB controller sold separately.
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*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.
Pros & Cons
Pros
- ✓ 3-pack of 120mm hydraulic-bearing aRGB fans
- ✓ Daisy-chain up to 8 fans on one controller
- ✓ 500-2200 RPM PWM range, 17.48-65.5 CFM airflow
- ✓ Razer Chroma RGB, 16.8M colors via Synapse
Cons
- ✗ PWM and aRGB controller sold separately
- ✗ Premium price for a 120mm 3-fan pack
- ✗ Chroma effects require Razer Synapse software
- ✗ Locked to Razer's controller ecosystem
Manufacturer description
Get form and function that blows you away. Meet the Razer Kunai hydraulic bearing performance aRGB fans powered by Razer Chroma™ with fan blade technology inspired by elite military aircraft for stealthy, efficient cooling, and addressable LEDs for unique case designs.
SpecPicks Verdict
SpecPicks scored Razer Kunai Hydraulic 120MM aRGB PC Fan: Quiet using a rating × review-volume × price-fit model applied to published specs and reviews across the cooling & fans category. Compare with similarly-priced alternatives in the cooling & fans category before committing. 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
- Quiet, Powerful: Cool your PC with high airflow aRGB fans packed with LEDs and lighting effects powered by Razer Chroma RGB
- Connect Up to 8 Fans: Daisy chain and connect up to 8 Razer Kunai fans to Pulse Width Modulation and aRGB controllers to create immersive lighting effects - supported by Razer Synapse software for ultimate customization
- PWM Fan Controller Support: Whether you need maximum airflow to cool your PC or run quietly at lower RPMs, our Pulse Width Modulation fan controller allows you to conveniently adjust fan speed based on your needs (PWM fan sold separately)
- Powered by Razer Chroma RGB: Unlock ultimate aRGB customization with 16.8 million colors, light patterns, and effects which react to your gameplay - get the world’s largest lighting ecosystem and control it from one platform
- Cooling: 500-2200 RPM,Airflow: 17.48-65.5 CFM
Full Specifications
| Brand | Razer |
|---|---|
| Model | RC21-01810100-R3M1 |
| Cooling | 500-2200 RPM,Airflow: 17.48-65.5 CFM |
| Voltage | 12 volts |
| Wattage | 3.6 watts |
| Material | Copper |
| Unit Count | 1 Count |
| Noise Level | 15 db |
| Part Number | RC21-01810100-R3M1 |
| Compatibility | PC |
| Material Type | Copper |
| Cooling Method | Fan |
| Item Type Name | PC Cooling Fans |
| Number of Items | 3 |
| Quiet, Powerful | Cool your PC with high airflow aRGB fans packed with LEDs and lighting effects powered by Razer Chroma RGB |
| Air Flow Capacity | 65.5 cfm |
| Compatible Devices | Desktop |
| Included Components | Fan |
| Power Connector Type | 4-Pin |
| Warranty Description | 2 year manufacturer |
| Full listing title | Razer Kunai Hydraulic 120MM aRGB PC Fan: Quiet, Powerful aRGB Fans - PWM Fan Controller Support & Connect Up to 8 Fans - Powered by Razer Chroma RGB - 3 Fans |
Ready to buy?
Razer Kunai Hydraulic 120MM aRGB PC Fan: Quiet, Powerful aRGB Fans - PWM Fan Controller Support & Connect Up to 8 Fans - Powered by Razer Chroma RGB - 3 Fans 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.
*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.
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