The Puroflo UKF8001 water filter is compatible with Whirlpool EDR4RXD1, Maytag UKF8001, and UKF8001AXX models. This filter is designed to provide clean and fresh water for your refrigerator, ensuring you have great-tasting drinks and meals. With a focus on quality and compatibility, the Puroflo UKF8001 is an excellent choice for filtering your water efficiently and effectively.