Description
The McDonnell & Miller FS7-4F (part 119800) is the FS7-4 liquid flow-switch configuration cataloged for fire sprinkler service. It senses water movement with a paddle rather than a float.
- Model: FS7-4F
- Manufacturer part number: 119800
- Application: fire sprinkler waterflow indication
- Connection: 1-1/4 in. NPT
- Model-specific paddle selection is required for the installed pipe and tee
