• The FloTech API Optic 5 wire system is perfectly suited for both new and existing tank installations. The components have a long list of features which make them more reliable than competitor products; the result is years of trouble free service.
• The FloTech API Optic 5 wire system is a conventionally wired system, which requires wiring connections to be made using crimp connectors.

Custom probe lengths are available upon request.

4 compartment system

API optic 5 wire, 4 compartment overfill detection system (top only)

FloTech brand overfill system kits provide everything needed to install a new overfill system on your tank

Systems include 1 FT103 monitor, 1 7" FT101 overfill sensor per compartment, and cable and strain reliefs (cable glands)

All FloTech™ electronics manufactured after January 1, 2015 are covered by our 5 year warranty.

Compatible with the Scully brand 5 wire optic system. The components are drop-in replacements and compatible with the signal format required by Scully brand API Optic 5 wire on-board monitors.

Top detection only