Culligan AC-50 Reverse Osmosis System

Culligan AC-15

Culligan AC-50 Aqua Cleer Reverse Osmosis System

The Culligan AC50 RO System is a 4 stage reverse osmosis system which contains three replacement water filter cartridges and one membrane. Below is a break down of each stage and the compatible replacement filter part numbers that can be found on our site.

STAGE 1 : RS-23-SED5

STAGE 2 : 32-175-050-100

STAGE 3 : 1224437

STAGE 4 : K2333-KK (3/8" Quick Connect) or K2333-JJ (1/4" Quick Connect)

Note: Most AC-50 models use the 3/8" Inlet/Outlet post filter. A few AC-50 models use the 1/4" Inlet/Outlet post filter.