We are offering dry run preventer. In this dry run prevented suitable to all type of agriculture motors and starters, when motor run in with out water, it will stop and prevent your motor. features: . suitable for all type of existing starters, . suitable for all type of existing button starters, . suitable 12 hp to 50 hp motors, . minimum and maximum current rating is changeable, . inbuilt amps meter, . inbuilt cycle timer, . in cyclic timer on off time is changeable.