Rule - A-Matic & Rule-A-Matic Plus Automatic Float Switches, Part No. 40FA - Description Mercury Free Switch - Volts 12-32 - Amps 20 Speakers 7lb 30'-40' HTM-4 Black 13 VM20015 Victron Energy Option:15KG/33LB which prevents the engine

7lb 30'-40' HTM-4 Black 13

Rigid 1/2" thickness provides secure installation but is flexible enough to conform to minor hull curvature

Their nonmagnetic and seawater resistant polycarbonate housing is self-ventilated and the special tungsten bulb can be changed easily

5lb 40'-50' HTM-4 White 13

Weight 5 lbs

Rule A Matic & Rule A Matic Plus Automatic Float Switches, Part No. 40FA Description Mercury Free Switch Volts 12 32 Amps 20 Speakers 7lb 30' 40' HTM 4 Black 13 VM20015 Victron Energy Option:15KG 33LB which prevents the engine 7lb 30' 40' HTM 4 Black 13 Rigid 1 2" thickness provides secure installation but is flexible enough to conform to minor hull curvature