... to 1",IP65, with differnt wiring,3-6Vdc,ac/dc9-24V,220V, 1.0Mpa CE,ISO approved. Technical parameters: ... limit and machinery limit design,accurate position,avoid gear with switch. 3. Multi-angle assembling,easy to install. ... worked in moist conditions. IP65. Situable for :IC card meters,heat energy meters,air-warm valve. HVAC ... our products,please be free to contact meIts tony at alibaba No:cn1001030839