Multifan S7 Dual 120mm USB Fan with Speed Control

The ultra-quiet cooling fans can be positioned to stand upright or laid flat to cool various electronics and components. Features a multi-speed controller with power switch. Includes eight large anti-vibration rubber feet per fan and a 6-foot power cord. The USB plug can be plugged into the USB ports found behind popular electronics such as receivers and video game consoles.

The two fans are permanently connected by a 2.5 feet cord and share the same multi-speed controller. Each unit contains an additional USB port, up to four fans can be daisy chained together to share the same power source. Certified by CE, UL, TUV, and RoHS.



  • Ultra-quiet USB fans designed to cool various electronics and components.
  • Features a multi-speed controller to set the fan’s speed to optimal noise and airflow levels.
  • Dual-ball bearings have a lifespan of 67,000 hours and allows the fans to be laid flat or stand upright.
  • USB plug can power the fan through USB ports found behind popular AV electronics and game consoles. 
  • Dimensions: 4.7 x 4.7 x 1 in. per fan | Total Airflow: 104 CFM | Total Noise: 26 dBA| Technical Data Tab


Speed Controller
The fans include an in-line multi-speed controller with power switch to set the fan’s speed to optimal noise and airflow levels for various environments.

Connecting Additional Units
For electronics and components that requires more airflow, each fan unit can daisy chain additional MULTIFAN S series fans. Up to four fans can share the same USB power source; and up to six fans can share the same thermal controller (sold separately). MULTIFAN S1, S2, S3 and S4 contains one fan, and MULTIFAN S5 and S7 contains two fans.

The ultra-quiet cooling fans are popular in a variety of electronics and components such as receivers, DVRs, video game consoles, modems, computers, amplifiers, and other audio video equipment.



Manufacturer AC Infinity Inc.
Product Name MULTIFAN S7
Product Model AI-MPF120A2
UPC Code 854759004341
Product Dimensions
Total Dimensions - Per Fan 4.7 x 4.7 x 1.0 in. (12.0 x 12.0 x 2.5 cm)
Hole to Hole Distance 4.14 x 4.14 in. (10.5 x 10.5 cm)
Screw Hole Size Ø 0.17 in. (Ø 0.4 cm)
Cord Length Between Fans 30 in. (2.5 feet)
Power Cord Length 72 in. (6 feet)
Product Performance and Technical Specs
Total Airflow 104 CFM
Total Noise 19 dBA
Speed 1300 RPM
Operating Voltage 3 to 7V DC
Power 2.9 W
Current 0.58 A
Wall Adapter Input 100 to 240V AC
Static Pressure 1 mm-H2O
Operating Humidity 35 to 85% RH
Operating Temperature 0 to 158°F
Fan Bearings Dual Ball
Mounting Positions Horizontal or Vertical
L10 Life Expectancy 67,000 Hours

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