Parker-painekytkin PS325-1C 25A 3-vaihe

This pressure switch is the only pressure switch Parker builds for the espresso machine market, brands like Asco (Sirai) and Ma-Ter are a lot more well know for this application. But it doesn’t mean that they can’t be made by someone else.

This Parker pressure switch is the model PS325-1C-SX (part numbers 870502 and 870500) is a 3 phase pressure switch which is rated up to 25A at 300V. The switch is CEI and UL approved. This pressure switch is adjustable between the 0,5bar and 1,4bar.  The fitting at the bottom is a male ¼” BSP-G thread.

The maximum temperature is 140 degree Celsius and the maximum pressure is 2,1bar.

This pressure switch can be used on a variety of coffee machine manufacturers like Astoria, Brasilia, la Cimbali, Faema, Gaggia, Grimac, Nuova Simonelli, Promac, Rancilio, La Spaziale, Vibiemme, Victoria Arduino and Wega.