Dear, Customers, Please check the table below to choose correct options.

Filter no.  HEPA Filter Carbon Filter Model name
 1  all-in-one type WSD-507PAW
WSD-509PAW
WSD-457PAW
WSD-450PAW
WSD-450PAN
WEP-AD450NBKEO
WEP-AD5000NSKDO
 2  1ea 1ea FAC-0012
AW-190T
AW-197T
AWP-605R
WACU150
AWP-600R
 3  1ea 1ea FAC-0013
AW-380T
AW-387T
AWP-1090R
AWP-1095R
WACU300
AEB-SC430NBKDO
 4  1ea 1ea AES 330-WO