Pressure switches

Trafag pressure switches are used to control pressures by means of a simple on/off electrical switch.

Options

with/without display

various switching capabilities

CE, EX or Marine Approved

Sensing systems
Piston:

ideal for hydraulic systems

suitable for a high number of switching operations

resistant to abrupt pressure changes

Metal bellows:

sensitive pressure control of liquids, vapours and gases

Membrane:

measurement of liquids, vapours and gases

suitable for a high number of switching operations

resistant to abrupt pressure changes resistant to overpressure

Product division:
Pressure- and temperature sensors

View contact info

Product	Measuring range	Pressure connection	Sensor technology	Output
Pressure switch EXP	-0.9...1.5 till 4...40 bar	G1/4” female, G1/4” male	Bellow	1 Floating change-over contact (SPDT)
Pressure switch EXPK	1...10 up to 60...600 bar	G1/4” female, G1/4” male	Piston	Micro switch SPDT
Pressure switch EXPD	-1...6 till -1...18 bar	G1/4'' female, 'G1/8'' female, G1/2'' male	Bellow	Micro switch SPDT
«Simple Apparatus» conformity to ATEX 904	-0.9...1.5 to 10...100 bar	G1/4	Bellow	Micro switch SPDT
Pressure switch P/PS	-0,9...1,5 to 10...100 bar	G1/4'' female, G1/2'' male, 1/4''NPT female	Bellow	Micro switch SPDT
Pressure switch PV/PVF	-0,9...1,5 to 4...40 bar	G1/4'' female, G1/2'' male, 1/4''NPT female	Bellow	Micro switch SPDT
Pressure switch PK	1...10 to 60...600 bar	G1/4'' female, G1/2'' male	Piston	Micro switch SPDT
Pressure switch PST4M, Picostat	1...10 to 10...100 bar	G1/4'' f, G1/8'' f, M10x1.0 f	Membrane	Micro switch SPDT
Pressure switch PST4K, Picostat	1...10 to 40...400 bar	G1/8'' female, G1/4'' female, M10x1.0 f	Piston	Micro switch SPDT
Pressure switch PST4B, Picostat	-0,6...3,4 to 4...40 bar	G1/8'' female, G1/4'' female, G1/4'' male, M10x1.0 f	Bellow	Micro switch SPDT
Differential Pressure Picostat PSTD 9D0	-1..6 and -1..8 Bar	G1/4'' female		Micro switch SPDT
DVB, diagnostic valve	-0.8 ... 100 bar	G1/4” female