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KitchenAid KRSC503ESS Water Filter Replacement
Confirmed by the manufacturer's parts listing
The KRSC503ESS uses the EveryDrop Filter 1 (EDR1RXD1)
- Part number
- EDR1RXD1
- Also sold as
- W10295370A, W10735398, WHR1RXD1, Kenmore 9081 (46-9081), Filter 1
- Replace
- every 6 months or 200 gallons, whichever comes first
As an Amazon Associate I earn from qualifying purchases. We verify the genuine filter only. Non-genuine results aren't checked by us: confirm the listing names your model and an NSF/ANSI certification.
Confirm before you buy
- Check the model label inside your fridge reads KRSC503ESS (or KRSC503ESS00, KRSC503ESS01).
- The filter in your fridge now should be labelled EDR1RXD1 / W10295370A / W10735398 / WHR1RXD1 / Kenmore 9081 (46-9081) / Filter 1.
- Older parts lists may show W10735398, which EDR1RXD1 replaces.
How we checked this match
Confirmed by the manufacturer's parts listing: kitchenaidparts.com (manufacturer), searspartsdirect.com.
Checked 2026-10-28. Spotted an error? Tell us.
Replacing the KRSC503ESS water filter
The EDR1RXD1 installs the same way in every refrigerator that uses it. Follow the EDR1RXD1 replacement steps or our full guide, how to change the water filter in a whirlpool refrigerator. Where the filter sits varies by model, so check your owner's manual for its location.
Other refrigerators that use the EDR1RXD1
KRSC503ESS water filter questions
What water filter does the KitchenAid KRSC503ESS use?
The EveryDrop Filter 1 (EDR1RXD1), also sold as W10295370A, W10735398, WHR1RXD1, Kenmore 9081 (46-9081), Filter 1. Confirmed by the manufacturer's parts listing (kitchenaidparts.com, searspartsdirect.com).
How often should I change the KRSC503ESS water filter?
Replace the EDR1RXD1 every 6 months or 200 gallons, whichever comes first. Change it sooner if water flow from the dispenser slows noticeably.