Sub-Zero · 648PRO
Water filter for the Sub-Zero 648PRO
The 648PRO takes the 4204490 water filter. Here’s the exact match, its cross-reference codes, and the cheapest certified compatible options.
Compatible filters for the 648PRO
FAQ
Which water filter does the 648PRO use?
The Sub-Zero 648PRO uses the 4204490 filter, also sold as 9030868, 4290510. Certified compatible versions fit identically and cost less.
How often should I change the filter in my 648PRO?
Every 12 months or ~600 gallons. Most owners set a reminder twice a year.