Switches

We have a huge variety of new surplus

switches in stock. Pressure / vacuum switches control electrically-driven air compressors, vacuum or water pumps. 2-pole pressure switches open on pressure rise and Unloader switches open at shutoff, releasing air pressure from the compressor head.

Air Compressor Automatic & Manual Override Switch

Air Pressure Fixed Differential 40 PSI, Factory On/Off Setting 135-175 PSI, Port 1/4 Inch NPSF Male
Standard, Type F, 2 Poles, w/ Switch arm to change from Automatic to Manuel "ON" Override Pressure Range100-200 Wt. 15.9 oz.

Volts	1-PH	2-3PH
115	1-1/2	2
230	2	3
460/575	1	1

Furnas #69WA4
Air Compressor Automatic Switch

Air Pressure Differential 15-30 PSI, Factory On/Off Setting 30-50 PSI, Port 1/4 Inch NPSF Male
Wt. 8.0 oz.

Volts	1-PH	2-3PH
115	1-1/2	2
230	-	3
240VDC	-	1/4

Furnas #69MB6
Air Compressor Automatic Switch

Air Pressure Differential 20-30 PSI, Factory On/Off Setting 80-100 PSI, Port 1/4 Inch NPSF Male
Wt. 8.0 oz.

Volts	1-PH	2-3PH
120	1-1/2	-
240	2	3
32-240VDC	-	1/4
600V	-	1

Furnas Air Pressure Switch
Automatic & Manual Disconnect Lever & Unloader Valve

Air Pressure Fixed Differential 30-40 PSI, Factory On/Off Setting 95-125 PSI, Port 1/4 Inch NPSF Male
2 Poles, w/ Switch arm to change from Automatic to Manuel "ON" Override Pressure Range35-150 Wt. 14.0 oz.

Volts	1-PH	2-3PH
120	1-1/2	-
240	2	3
32-240VDC	-	1/4
600V	-	1

AIr Compressor Automatic Switch

Air Pressure Switch, Standard, Set Differential Pressure 40 PSI, Factory On/Off Setting 135-175 PSI, Port 1/4 Inch NPSF Female, Pressure Range100-120 These switches control electrically-driven air compressors or pumps. Diaphragm actuated NEMA 1 enclosure Wt. 14.4 oz.

Volts	1-PH	2-3PH
115	1-1/2	2
230	2	3
460/575	1	1

Air Pressure Switch, Standard, Set Differential Pressure 30 PSI, Factory On/Off Setting 70-150 PSI, Port 1/4 Inch NPSF Female, Pressure Range120-150 These switches control electrically-driven air compressors or pumps. Diaphragm actuated NEMA 1 enclosure Wt. 13.7 oz.

Volts	1-PH	2-3PH
115	1-1/2	2
230	2	3
460/575	1	1

Air Pressure Switch, Standard, Set Differential Pressure 30 PSI, Factory On/Off Setting 95-125 PSI, Port 1/4 Inch NPSF Pressure Range125-220 These switches control electrically-driven air compressors or pumps. Diaphragm actuated NEMA 1 enclosure Wt. 4.1 oz

Volts	1-PH	2-3PH
115	1-1/2	2
230	2	3
460/575	1	1

Designed for the control of electrically driven water pumps and air compressors. The Class 9013 Type G devices cover higher electrical ratings for direct control of motors in pump and compressor applications. Contacts open on pressure rise. Diaphragm actuated.

Vacuum Pump Switch

2 Pole Switch VAC, GMG2 Type, NEMA Type 1 Enclosure, Adjustable Cut Out Range 10 to 35 Inches Mercury, Adjustable Differential 4to 8Inches Mercury, Cut In Range 5-1/2 to 30-1/2 Inches Mercury, 2 Poles, Pressure Connection 1/4-18 NPSF, Vacuum Settings 16.5 to 25 Inches Mercury Wt. 3.0 lbs

Volts	1-PH	2-3PH	DC
115	2	3	1
230	3	5	1
460/575	5	5	-
32	-	-	1/2

SumpTrol Square-D Pump Float Switch

When the water level goes up the Square-D sumptrol switch turns the pump on.
when the water recedes the Square-D sumptrol switch lever is pulled down turning the pump off.
By simply attaching a rigid arm to switch lever with a heavy / buoyant float device on the lower end.
SumpTrol class 9045
Volts 110 AC 1/2HP DC 1/4HP
Volts 220 AC 1.0HP DC 1/4HP
Volts 32 DC 1/4HP

SURPLUS

While Stocks Last. Subject to Prior Sale. Ratings stated are from equivalent items advertised and are not test results from these units.

Review Cart

see Switches Menu
see Multi-Speed Motor Switch
see Fan Speed Control Switch
see Electric Power Transfer Switch
see Push Button Switches Menu
see Pump & Pressure Switches Menu

Switches for Pressure Vacuum & Pumps