Quiet, Stable and Durable by unique technologies 

 Cooling fan with a hydro dynamic bearing 

Strong points

■ Quiet with non-contact rotation

■ Stability of quiet even during long-term use

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■ Stability of cooling performance even during long-term use

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■ Wide operating temperature range -40 to +95°C

high-temperature

Line-up

Model name UDQF4EH UDQF4GH UDQFEEH UDQF5GH UDQF54C UDQF6JC
(Development)
UDQFZFH UDQFWPS
(Development)
UDQFZ5C
Appearance UDQF4EH UDQF4GH UDQFEEH UDQF5GH UDQF54C UDQF6JC UDQFZFH UDQFWPS UDQFZ5C
Fan type Axial Type Radiar Type
Dimension
W×D×H
(mm)
40×40×10 43×43×10 50×50×10 50×50×15 60×60×15 40×40×8 55×60×12 55×55×25
Rated speed
(r/min)
5,100 3,300 3,000 3,900 5,300 4,000 4,600 4,620 5,300
Max flow rate
(m3/min)
0.163
(5.8 CFM)
0.091
(3.2 CFM)
0.099
(3.5 CFM)
0.229
(8.1 CFM)
0.377
(13.3 CFM)
0.540
(19.1 CFM)
0.030
(1.1 CFM)
0.143
(5.0 CFM)
0.209
(7.4 CFM)
Max static
pressure
(Pa)
25 11.8 7.6 16 45.7 29 27 125 129
Rated voltage
(V)
5.0 4.5 4.5 5.0 13.5 5.0 4.5 5.0 13.5
Rated current
(mA)
90 35 33 110 65 150 70 290 100
Operating
temperature
(°C)
−30 to +85 −40 to +95
※1
-30 to +85 −40 to +95

● Detail specifications to be discussed separately
● ※1 Product that operate under temperature between −40 to +105°C can be realized with different specifications.

Sales

Global cumulative total: 400 million units
Global cumulative total for automotive: 100 million units

 
ICT : 280 million units

 
Automotive : 120 million units

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Applications

■ Automotive

■ Non-Automotive

5G / CPE / Home router
/ Small cell

Cooling for processor

Disinfection &
deodorization

Air flow

VR goggles

Cooling for processor

Ophthalmoscope

Cooling for processor

Wireless charging

Cooling for coil

Display signage

Cooling for processor & LED lamp

Drone

Cooling for processor