Haier Fridge model There are 2 products.
Find Fridge filter by Model number.
Example your Fridge model number is HFD647WISS
-> this Fridge uses Filter model number 836848 which made in 3M CUNO company
This filter is also know as Fisher and paykel fridge filters.
Part number 836848 is replacement to
HFD647WISS_AB and all Fisher and Paykel fridge model as well.