V-4100 Series Miniature Vacuum Switch

  • Snap-Action Switch
  • Fast Response

V-4100 Series Miniature Vacuum Switch

Air Logic V-4100 Series Miniature Vacuum Switch
The V-4100 Series Vacuum Switches interface from vacuum to electrical control circuits; they are ideal for low level vacuum applications.
The switches are available with preset and adjustable vacuum settings. The V-4100-1 is preset at 1" Hg. and the V-4100-4 is adjustable 1.5 to 4" Hg.
The switches have three electrical terminals: Normally Open, Normally Closed, and Common. Switch amperages are listed in the chart below. Switches are provided with a B80 Barb, 10-32 UNF Barbed Fitting, for 1/16" I.D. tubing unless otherwise requested.

Electrical Specifications

Switch Action: Single pole, double throw
Electrical Rating: 0.1 or 10 AMP, 125 or 250 Volt AC
Electrical Switch: UL and CSA Approved
Electrical Connections: .187" quick-connect terminal

Mechanical Specifications

Operating Speed: 25 milliseconds
Signal Pressure: 29.9" Hg maximum
Temperature Limits: 40 degrees to 120 degrees F. (4 degrees to 49 degrees C.)

Housing: Polysulfone
Diaphragm: Polyurethane
Spring: Stainless Steel or Music Wire

Port Connections

10-32 female threads, furnished with barbed fitting:

B80: 10-32 UNF Barbed Fitting for 1/16" I.D. tubing
B85: 10-32 UNF Barbed Fitting for 1/8" I.D. tubing
B86: 10-32 UNF Barbed Fitting for .170" I.D. tubing


Flush Mount: Mounting hole has a diameter of .149"; use No. 6-32 screw