Thermocouples, lead wires, THERMOCOUPLES FOR SALE,THERMOCOUPLE WIRES,THERMOCOUPLE REPLACEMENT
Off-Road / RV • Heavy-Duty Trucking • Fleet Operations • Marine • OEM
Contact: 5492 Bolsa Ave, Huntington Beach, CA, 92649
Ph: 714-891-9300, Fax: 714-897-7632, Email: sales@hewittindustries.com
Pressure Switches
PART NO. 022-011
DESCRIPTION
Pressure Switch.
Normally closed, to close on decrease
at 10 psi - 15 psi.
Withstands 160 psi without leaking
-40F - 250°F operating temperature.
See drawing specifications for size.

PART NO. 022-012
DESCRIPTION
Pressure Switch.
Normally closed, to close on decrease
at 2 psi - 6 psi.
Withstands 160 psi without leaking
-40F - 250F operating temperature.
1 amp at 12 vdc.
See drawing specifications for size.

PART NO. 022-301
DESCRIPTION
Pressure Switch.
Normally closed, to close on decrease
at 8 psi +/- 2 psi.
Switch opens above 10 psi.
Operating pressure range: 0 - 250 psi.
-40F - 250F operating temperature.
1 amp at 12 vdc.
See drawing specifications for size.

PART NO. 022-308
DESCRIPTION
Pressure Switch.
Normally open, to open on decrease
at 6 psi +/- 2 psi
Operating pressure range 0 - 250 psi
-40F - 250F operating temperature.
1 amp at 12 vdc.
See drawing specifications for size.

PART NO. 022-316
DESCRIPTION
Pressure Switch.
Normally closed, to close on decrease
at 5.5 psi +/- .5 psi
Operating pressure range 0 - 250 psi
-40F - 250F operating temperature.
1 amp at 12 vdc.
See drawing specifications for size.

PART NO. 022-317
DESCRIPTION
Pressure Switch, normally closed.
Set at 75 psi +/- 5% on the fall.
To open on the rise, Max. 86 psi
Max. operating pressure: 2000 psi
-40F - 250F operating temperature.
5 amp at 12 vdc.
See drawing specifications for size.

PART NO. 022-319-X
DESCRIPTION
Pressure Switch, normally open.
Adjustable pressure range 1 to 7.0 psi.
Standard psi setting is 2.5.
Maximum pressure: 25 psi.
-40F to 250F operating temperature.
DC current (resistive): 10 milli amps
See drawing specifications for size.

PART NO. 022-320-1-5.1
DESCRIPTION
Pressure Switch.
Normally open, closed at increase
of pressure at 5.1 psi +/-0.5 psi.
Operating pressure range 0 - 250 psi
Termination: Two 18 AWG, stranded
wires with connector.
See drawing specifications for size.

PART NO. 022-320-2-5.1
DESCRIPTION
Pressure Switch.
Normally closed, open at increase
of pressure at 5.1 psi +/-0.5 psi.
Operating pressure range 0 - 250 psi
Termination: Two 18 AWG, stranded
wires with connector.
See drawing specifications for size.

PART NO. 022-321-2-3.6
DESCRIPTION
Pressure Switch.
Normally closed, open at increase
of pressure at 3.6 psi +/-0.5 psi.
Operating pressure range 0 - 250 psi
Termination: Two 18 AWG, stranded
wires with connector.
See drawing specifications for size.

PART NO. 022-326-1-2.5
DESCRIPTION
Pressure Switch.
Normally open, closed at increase
of pressure at 2.5 psi +/-0.5 psi.
Operating pressure range 0 - 250 psi
Termination: Two 18 AWG, stranded
wire.
See drawing specifications for size.
Variety of Pressure Switches are available.  Used in automotive, heavy duty trucks and marine applications.
Instruments
Pressure gauges
Pyrometers
Hour meters
Fluid temp. gauges
Electronic liquid level
gauges & senders


Control Modules
Multi-Alarm system
Speed Limiting system
Battery Protection sys.
Idle Limiter system
Exhaust Temperature
Back Pressure system
Pyro-Alarm/Switch
Engine Cool Down

Sensors
Temperature Switches
Valve Solenoid
Signal Generator
Magnetic Sensor
Thermocouples
Coolant Sensors
Pressure Switches

Testers
Pyrometer Tester
Back Pressure datalink
Speed Simulator
Catalytic Converter

Literature
Documents &
Payment Options
Phone: 714-891-9300
Email: sales@hewittindustries.com