Your 22.7 Cu. ft side-by-side Whirlpool refrigerator model no. WRS973CIDM00 uses Everydrop Filter 1 (EDR1RXD1) replacement water filter
The Whirlpool refrigerator WRS973CIDM00 water filter supports the refrigerator's designated filtration system with a cartridge designed for proper fit and water flow. The compatible Everydrop Filter 1 (EDR1RXD1) helps reduce chlorine taste and odor, lead, microplastics, selected VOCs, and other contaminants. Certification to NSF/ANSI Standards 42, 53, and 401 confirms specific filtration performance. The cartridge installs directly into the existing filter housing and requires no tools, external adapters, or modifications to the refrigerator's plumbing.
This replacement water filter for Whirlpool refrigerator WRS973CIDM00 has a rated operating life of approximately 6 months or 200 gallons. Water consumption and local supply conditions can influence the actual replacement interval. Installing a fresh cartridge on schedule helps maintain normal dispenser performance, contaminant-reduction efficiency, and consistent water quality. Learn more about routine flushing after replacement to prepare the filter and water line for regular household use.
Most refrigerator water filters are designed to last approximately 6 months or filter up to 200 gallons of water — whichever comes first.
Modern LG, Samsung, Whirlpool, and Frigidaire refrigerators have built-in filter indicators that notify you when it's time for a replacement.
A drop in water pressure, an unusual taste, or an off smell from your dispenser are clear signs your filter is overdue for a change.