... . Electrical limit and machinery limit design,accurate position,avoid gear with switch. 3. Multi-angle assembling,easy to install. 4. Float ... water equipment,solar water heaters,washing machines,water heaters,industrial humidifier.6.Solar thermal,under-floor,rain water,irrigation,plumbing service ... EMS)/Air/Sea 2-way lower current motorized ball valve with water treament,solar hot water system