motorized ball valve 12V, DN20, with manual switch, 2 way, electrical valve,brass Description: ... ball valve DN20, 12VDC, 2 way, brass, with manual switch. Application:1.HVAC 2.Water treatment 3.Chemical ... 4). Under the pressure between 1Mpa and 2Mpa, the working current is only 45mA to 100mA (it depend on ... fully closed) motorized ball valve 12V, DN20, with manual switch, 2 way, electrical valve,brass