Maytronics Cartridge Filter Assembly with Bottom Lid | 9991412-R1 category_umbrellas-shade Durable components chosen for repeat

Durable components chosen for repeat use in pool equipment service

This kit physically restricts excess flow

It is used in both circulation and auxiliary lines

ignition reliability drops and lockouts become more common

Maytronics Cartridge Filter Assembly with Bottom Lid | 9991412-R1 category_umbrellas-shade Durable components chosen for repeatWhat This Part Is Used For This cartridge filter assembly with bottom lid installs inside compatible Maytronics robotic pool cleaners. It serves as the internal debris filtration module and lower housing interface during cleaning cycles. The assembly captures dirt and suspended particles while maintaining proper internal flow. Why This Part Matters A cracked bottom lid or worn filter assembly can reduce suction and allow debris to bypass the