QTY. 1. WHATMAN ZERO AIR GENERATOR MODEL: 76-818 120V 50/60HZ 3.5A MAX INLET PRESSURE 125 PSIG MIN INLET PRESSURE 40 PSIG MAX AMBIENT OPERATING TEMP 100°F MIN AMBIENT OPERATING TEMP .60°F

QTY. 1. WHATMAN ZERO AIR GENERATOR MODEL: 76-818 120V 50/60HZ 3.5A MAX INLET PRESSURE 125 PSIG MIN INLET PRESSURE 40 PSIG MAX AMBIENT OPERATING TEMP 100°F MIN AMBIENT OPERATING TEMP .60°F S/N: ZAG-700-BX MAX PRESSURE RATING 250 PSIG AT 130°F ELEMENT # .100-12-BX W/ FILTER CARTRIDGE MODEL: Y83-700-DX MAX PRESSURE RATING 250 PSIG AT 130°F ELEMENT # .100-12DX BOTH ARE BALSTON CARTRIDGE INSIDE MACHINE.