The HP 400 is a point of use regulator for bench (laboratory furniture) mounting. The regulator is mounted on a table column for reducing line pressure to working pressure as a second stage.
The supply station is HP 403 is a supply station and is mounted on a panel. It serves the safe supply of pure and mixed gases. The station is connected to gas supply line. A diaphragm shutoff valve and a single stage pressure regulator with gauge are supplied as standard.