The DuPont WFFMC103X is the correct replacement for:
The DuPont Faucet Filter Cartridge Replacement is designed with a 4-Phase Protection and Filtration System to provide better quality and taste to your drinking water. Also known as part number WFFMC103X, the DuPont Faucet Water Filter comes in this convenient, economical 3-pack value set. With a 100 gallon filter capacity, this faucet mount filter adds modern technology and design to your tap water source.
DuPont Faucet Mount Water Filter specifications:
The DuPont Faucet Filter comes with a 60-day limited warranty. For easy installation, the package is color coded for your convenience. Depending on water quality and usage, replace your faucet mount filter cartridge once it reaches is capacity for optimum performance.