Pentair Rainbow Automatic Feeder 320 Spa Chamber (R172037) transformers and this Filbur FC-0486 cartridge

and this Filbur FC-0486 cartridge is designed for C-7439 and C-7624 applications

or no longer seating properly in the strainer housing

Confirm plumbing fit and part number 46540000

and summer backyard entertaining

or remote communication issues

Pentair Rainbow Automatic Feeder 320 Spa Chamber (R172037) transformers and this Filbur FC-0486 cartridgeReliable pool equipment depends on small parts staying sealed, aligned, and secure. The Rainbow Automatic Feeder 320 Spa Chamber is a Pentair Rainbow replacement for chemical feeder service, helping helps maintain controlled sanitizer delivery. In feeder service, correctly matched small parts help manage sanitizer flow, reduce nuisance leaks, and keep maintenance more predictable. Matches compatible equipment applications that reference part number