Step 1  Select A Fan
 
Model
AP/APS APB
BFA SQ
RVE/RSS/
RDE/RDS
HC/SS
RVLE/RDLE    
Step 2  Select Diameter
 
Unit Size, mm
315 400
500 560
630 710
800 900
1000 1250
1400 1600
1800 2000