Size, Body, Valve Type: 12H (Size: 1; Body Mat'l: Stainless Steel; Port Size: 1/8; Orifice Dia: 2, N.C.), Voltage and Electrical Entry: Z (Other Voltages and Electrical Options), Other Voltages and Electrical Options: 1J (12VDC; DIN Terminal w/Surge Voltage Suppressor), Other Options: B (NPT Thread)