BACOENG 1" DC24V Electric Solenoid Valve, 1/4&rdquo;,1/2&rdquo;,3/4&rdquo; Available (NPT, Brass, Normally Closed) 1.Inlet/OutletPorts:1",ThreadStandards:NPT,Material: Brass 2.Theunitoperateson24VDCpower.ItsN/C(normallyclosed),meaningitisclosedwhenpowerisn'tsupplied. 3.Highqualityreplacementpartforusewithpipelinesinwater,airanddieselapplications.Workingtemperatureoftheproductis23Fto176F. 4.Installationiseasy.Arrowshowsflowdirection.Bothcablescanbeusedaspositiveornegative. 5.12VDCSeries:a.co/9HZBR8y110VACSeries:a.co/bLADMSUNormallyOpenSeries:a.co/4sfdvUuOthers:CheckinBACOENGStore.