DC Fans Part Numbering System

DC Series

F
A, B, E, F, G, M, ... etc.

Frame Size

60
25:
25 mm
30:
30 mm
40:
40 mm
50:
50, 51 mm
52:
52 mm
60:
60 mm
80:
80 mm
92:
92 mm
12:
120 mm
13:
127 mm
17:
172 x 150 mm

Frame Thickness

25
6:
6.1, 6.2 mm
10:
10 mm
15:
15 mm
20:
20 mm
25:
25 mm
28:
28 mm
32:
32 mm
38:
38 mm
51:
51 mm

Air Flow Level

E
S, L, M, H, E, X, U, V

Voltage

12
05:
5 VDC
12:
12 VDC
24:
24 VDC
48:
48 VDC

Bearings

B
B:
Ball
C:
1 Ball & 1 Sleeve
D:
Sleeve

Connection Type

_
None:
UL 1007 or UL1061 lead wires
T:
0.110 x 0.020 Faston male terminals (Terminals available on selected models)

Options

1
1:
Tachometer output
2:
Locked rotor output
3 or 4:
Thermistor speed control
5:
Dual speed
6:
PWM

Housing Style

F
R:
Rib style (25, 28, 30, 40, 50, 52, 60, & 80 mm)
F:
Flanged style (60, 80, 92, 120, 127, 172 mm)
B:
Blower

Impeller Style

H
S:
Standard
H:
High-pressure
G:
Enhanced airflow
B:
Backward Curved Impeller

ROHS Compliant

R

Special Options

TTL
CC:
Conformal coated PCB and laminations; silicon based material
GB:
Enhanced conformal coating process
EM:
Encapsulated motor and PCB
TTL:
Tachometer or locked rotor output signal is 5 VDC ±0.5
WS:
Open collector alarm output signal
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