Orange Research Piston Differential Pressure Gauges 1201PGS-1A-3.5B-C

These piston sensor differential pressure gauges measure the pressure difference between two points.
Acting in the place of two pressure gauges, these units allow for one simple reading on an easy-to-read scale.
Popular in filtration, flow and level applications, they are a low cost alternative to bourbon tube
and bellows designs.

Pressure body and wetted parts: Aluminum, Brass, and Stainless Steel
Dial Sizes: 2.5", 3.5", 4.5" and 6"
Porting Locations: In-Line, Back & Bottom
Mounting: Panel, Wall & Pipe