Model 7603BL240H NEMA 4 heated, insulated blanket provides ANSI compliant tempered potable water in operating temperatures down to -20°F (-30° C). The self-contained blanket easily installs on to existing model 7603 units. Eyewash and heating blanket offered as a package or individually. 240VAC, 50/60Hz, 0.64A electrical requirement. Power cord not provided - power connection must be made according to code using Class I Division 2 compliant equipment. CSA certified for NEMA/Type 4 in Class 1, Division 2, Group B, C, D, T6 and Class 2, Division 2, Group F, G locations; and to ANSI/ISEA Z358.1.