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Sealed Switches

HE Series

Hermetically sealed stainless steel. Per MIL-S-8805, hermetic symbol 5. Two or four SPDT circuits. 1 A, 5 A, 7 A (resistive)

HE Series

Distributor Inventory

The MICRO SWITCH™ HE Series hermetically sealed limit switch meets hermetic sealing as defined in MIL-PRF-8805, Symbol 5. The HE Series features true hermetic sealing (metal-to-metal, glass-to metal construction), ensuring maximum sealing effectiveness for exceptionally long periods of time regardless of constant changes in atmospheric pressures and temperatures.

Features
  • Meets or exceeds mechanical and electrical life as defined in MIL-PRF-8805
  • Meets sand and dust, explosion, icing, minimum current, and moisture resistance requirements
  • Top plunger and roller plunger actuators have an internal ice scraper ring
  • Variety of actuators and terminations
  • Variety of contact options and contact materials
  • Stainless steel housing

Others

  • Operating Pressure
    • 120 bar
  • Burst Pressure
    • 20000 psi
  • Temperature
    • -40 °C to 85 °C [-40 °F to 185 °F]
  • Standard Factory Set Points
    • 150 psi to 4500 psi
  • Housing Material
    • Stainless Steel
  • Circuitry
    • 1NC 1NO SPDT Snap Action
    • SPDT-NO/NC
    • 4PDT
  • Proof Pressure
    • 10000 psi
  • Standard Seal
    • IP67 (connectors); IP00 (blade/screw)
  • Contact(s)
    • silver
  • Supply Voltage
    • 28 Vdc
  • Hysteresis
    • 3 % to 65 % (based on set point range)
  • Operating Temperature
    • -55 °C to 125 °C [-67 °F to 257 °F]
    • -55 °C to 85 °C [-67 °F to 185 °F]
  • Contact Setting Range
    • 150 psi to 4500 psi
  • Base
    • Cold-rolled steel
  • Connector(s)
    • M14 x 1.5
  • Product Type
    • Pressure Switch
  • Resistive Ratings
    • 5 A at 250 Vac, 3 A at 24 Vdc
  • Series Name
    • HE
  • Diaphragm
    • Nitrile O-ring (steel piston)
  • Electrical Termination
    • 1/4 in spade terminals

Others

  • Operating Pressure
    • 120 bar
  • Burst Pressure
    • 20000 psi
  • Temperature
    • -40 °C to 85 °C [-40 °F to 185 °F]
  • Standard Factory Set Points
    • 150 psi to 4500 psi
  • Housing Material
    • Stainless Steel
  • Circuitry
    • 1NC 1NO SPDT Snap Action
    • SPDT-NO/NC
    • 4PDT
  • Proof Pressure
    • 10000 psi
  • Standard Seal
    • IP67 (connectors); IP00 (blade/screw)
  • Contact(s)
    • silver
  • Supply Voltage
    • 28 Vdc
  • Hysteresis
    • 3 % to 65 % (based on set point range)
  • Operating Temperature
    • -55 °C to 125 °C [-67 °F to 257 °F]
    • -55 °C to 85 °C [-67 °F to 185 °F]
  • Contact Setting Range
    • 150 psi to 4500 psi
  • Base
    • Cold-rolled steel
  • Connector(s)
    • M14 x 1.5
  • Product Type
    • Pressure Switch
  • Resistive Ratings
    • 5 A at 250 Vac, 3 A at 24 Vdc
  • Series Name
    • HE
  • Diaphragm
    • Nitrile O-ring (steel piston)
  • Electrical Termination
    • 1/4 in spade terminals
  • Operating Pressure : 120 bar
  • Burst Pressure : 20000 psi
  • Temperature : -40 °C to 85 °C [-40 °F to 185 °F]
  • Standard Factory Set Points : 150 psi to 4500 psi
  • Housing Material : Stainless Steel
  • Circuitry : 1NC 1NO SPDT Snap Action|SPDT-NO/NC|4PDT
  • Proof Pressure : 10000 psi
  • Standard Seal : IP67 (connectors); IP00 (blade/screw)
  • Contact(s) : silver
  • Supply Voltage : 28 Vdc
  • Hysteresis : 3 % to 65 % (based on set point range)
  • Operating Temperature : -55 °C to 125 °C [-67 °F to 257 °F]|-55 °C to 85 °C [-67 °F to 185 °F]
  • Contact Setting Range : 150 psi to 4500 psi
  • Base : Cold-rolled steel
  • Connector(s) : M14 x 1.5
  • Product Type : Pressure Switch
  • Resistive Ratings : 5 A at 250 Vac, 3 A at 24 Vdc
  • Series Name : HE
  • Diaphragm : Nitrile O-ring (steel piston)
  • Electrical Termination : 1/4 in spade terminals
Data Sheet
Name
Description
File Size
Date
Size
MICRO SWITCH HE Series Hermetically Sealed Limit Switches
717.47 KB
9/10/2020
PDF 717.47 KB
Manuals and Guides
Name
Description
File Size
Date
Size
50032079: CH/EN/HE Roller Plunger Lock Ring
1.27 MB
9/11/2020
PDF 1.27 MB
Catalog
Name
Description
File Size
Date
Size
HE Series Hermetically Sealed Limit Switches
124.7 KB
9/10/2020
PDF 124.7 KB
Others
Name
Description
File Size
Date
Size
1HE1-6 highres photo
141.24 KB
9/10/2020
141.24 KB
404HE2-6 lowres photo
35.32 KB
9/10/2020
35.32 KB
602HE1-6 lowres photo
20.52 KB
9/10/2020
20.52 KB
1HE1-6 lowres photo
18.91 KB
9/10/2020
18.91 KB
404HE2-6 highres photo
251.21 KB
9/10/2020
251.21 KB
622HE1-6 lowres photo
30.81 KB
9/10/2020
30.81 KB
602HE1-6 highres photo
162.73 KB
9/10/2020
162.73 KB
622HE1-6 highres photo
137.04 KB
9/10/2020
137.04 KB
Aerospace and Defense Product Range Guide
16.33 MB
12/3/2020
PDF 16.33 MB
Name
Description
File Size
Date
Size
1HE1-6 highres photo
141.24 KB
9/10/2020
141.24 KB
404HE2-6 lowres photo
35.32 KB
9/10/2020
35.32 KB
602HE1-6 lowres photo
20.52 KB
9/10/2020
20.52 KB
1HE1-6 lowres photo
18.91 KB
9/10/2020
18.91 KB
MICRO SWITCH HE Series Hermetically Sealed Limit Switches
717.47 KB
9/10/2020
PDF 717.47 KB
404HE2-6 highres photo
251.21 KB
9/10/2020
251.21 KB
622HE1-6 lowres photo
30.81 KB
9/10/2020
30.81 KB
602HE1-6 highres photo
162.73 KB
9/10/2020
162.73 KB
622HE1-6 highres photo
137.04 KB
9/10/2020
137.04 KB
HE Series Hermetically Sealed Limit Switches
124.7 KB
9/10/2020
PDF 124.7 KB
50032079: CH/EN/HE Roller Plunger Lock Ring
1.27 MB
9/11/2020
PDF 1.27 MB
Aerospace and Defense Product Range Guide
16.33 MB
12/3/2020
PDF 16.33 MB