Size 1/4 x 3/8 IPS Male 1/4" Hose ID 3/8"

You can close the seacock and service the strainer without climbing and crawling about in your engine compartment

Required sea water flow 240 GPH

Introducing the first weather station in its price range to use frequency hopping spread spectrum radio to transmit and receive data up to 1000' (300 m) line of sight

For use in tanks 10"-12" deep

Rule - A-Matic & Rule-A-Matic Plus Automatic Float Switches, Part No. 40FA - Description Mercury Free Switch - Volts 12-32 - Amps 20 Sea-Dog Line Size 1/4 x 3/8 IPS40A Rule A Matic Plus Float Switch has a strong, fully integrated, impact resistant cover, which protects against debris and jamming. Wires exit out the top. Dual level anti clog water slots. Manual testing feature allows an operations check.