Replacement Refrigerator Filters for 4204490

  • Best Value
EcoAqua EWF-8003A
$34.22 / filter
3 Pack Selected
  • Change every 6 Months
  • Chlorine, Taste, Odor, Sediment, Sand, Rust & Other Particulates
  • -
  • Compare More
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Product Description

The aftermarket EcoAqua EWF-8003A fits in the Sub-Zero Pro 48 refrigeration system and replaces the Sub-Zero 4204490 and 4290510 filters. The aftermarket EcoAqua product is an inexpensive replacement filter that has comparable filtering capabilities to the factory original filter. This filter ensures that your home is provided with great tasting water that is free of contaminants such as chlorine, dirt, chemicals, and minerals. Unlike traditional carbon-based filters, the EcoAqua filter components are produced with a new environmentally friendly process that carbonizes dried coconut shells. It is recommended that you change the EcoAqua replacement filter once every 6 months to keep your water quality to the highest standard. The EcoAqua EWF-8003A is an affordable and quality alternative to the factory original for the 4204490 filter.


How To Install The 4204490 Filter:

  1. Lift the grille assembly to access the water filter. To lift the grille, pull out on the bottom edge of the grille and tilt the grille frame forward.
  2. Slowly rotate the old filter cartridge 1/4 turn counterclockwise to disengage. Gently twist until the cartridge is free from base. DO NOT PULL.
  3. Line up new cartridge so that the locking tabs can be inserte info the filter head.
  4. Rotate the filter cartridge into the base about 1/4 clockwise until it stops. DO NOT overtighten.
  5. After the new filter cartridge is installed, the first full bucket of ice produced should be discarded. This will help clean the water system and clear air from the line.


The filters below are 100% compatible with part number 4204490

Product Comparison

Marvel at the specifications of our 4204490 compatible filter.

The Swift Green Sgf-ZS48 is a great replacement filter for the Sub-Zero 4204490 refrigerator water filter. The Swift Green is a premium aftermarket replacement for the 4204490 filter and is able to effectively remove the same impurities as the OEM. The recommended change frequency is every 6 months and should be followed unless the water quality starts to decrease sooner. The flow rate of this filter is an impressive .78 gallons per minute with the filtering capacity of 600 gallons. The SGF-ZS48 does not have an NSF/ANSI rating, but is produced by a leading supplier of factory original parts and replacement filters. The filter operates in a pressure range of 20-100 PSI and temperature of 33-100 degrees Fahrenheit. Overall, the Swift Green SGF-ZS48 replacement filter does an extraordinary job at filter your homes water supply to provide you with the best water and ice quality possible.

6 Months
600 Gallons
Chlorine, Taste, Odor, Sediment, Sand, Rust & Other Particulates
.78 GPM
20-100 PSI
33-100 °F

The Difference

  • Free Shipping on Qualifying Orders (Same Day)
  • Free Returns For 1 Year
  • 100% Compatibility Guarantee
  • Made With Care in Indiana USA
The filters keep the water and ice tasting great.
- Jessica C.
We use ours for ice making and drinking water. It lasts a pretty long time and produces clean water.
- Russel W.