date 05/13/2021

│ page 2 of 8

CUI Devices

│ SERIES: CFM-80B │ DESCRIPTION: DC AXIAL FAN

cuidevices.com

INPUT

parameter

conditions/description

min

typ

max

units

12 Vdc input models

24 Vdc input models

10.8

21.6

12

24

13.2

26.4

Vdc

Vdc

starting voltage

12 Vdc input models

24 Vdc input models

7.0

14.0

Vdc

Vdc

Note:

6. See Model section on page 1 for specific input voltage ranges.

parameter

conditions/description

min

typ

max

units

rated speed

at rated voltage, 25°C, after 3 minutes

2,500

5,000

RPM

air flow

at 0 inch H

30.92

61.77

CFM

static pressure

at 0 CFM, see performance curves

0.09

0.58

inch H

noise

at 1 m, rated speed

29.0

49.8

dBA

Note:

7. See Model section on page 1 for specific values.

parameter

conditions/description

min

typ

max

units

auto restart

on all models

polarity protection

on all models

tachometer signal

available on “20” models

Notes:

8. See Application Notes for details.

SAFETY & COMPLIANCE

parameter

conditions/description

min

typ

max

units

insulation resistance

at 500 Vdc between frame and positive terminal

10

MΩ

dielectric strength

at 500 Vac, 60 Hz, 1 minute between housing and

positive terminal

5

mA

safety approvals

UL/cUL 507, TUV (EN/IEC 62368-1:2020+A11)

EMI/EMC

EN 55032:2015, EN 55035:2017

life expectancy

at 40°C, 65% RH, 90% confidence level

70,000

hours

RoHS

yes

ENVIRONMENTAL

parameter

conditions/description

min

typ

max

units

operating temperature

-10

70

°C

storage temperature

-40

75

°C

operating humidity

non-condensing

35

85

%

storage humidity

non-condensing

35

85

%

Additional Resources: Product Page | 3D Model