Series MDS Miniature Pressure Switch

Shock and Vibration Resistant, Lightweight and Compact, Gold Contacts

The SERIES MDS Pressure Switch is designed with a double diaphragm to protect false actuation due to shock and vibration. This low cost pressure switch has a minimum 20 million cycle life expectancy, and an extremely fast response time, making this an ideal device for OEM orders.

California Residents:  Click Here for Proposition 65 WARNING.

Product Applications

  • Air proving
  • Ventilation flow
  • Exhaust ducts
  • Cleaning and purification
  • Heavy equipment and machinery
  • Pressure monitoring

Models & Ordering

Build Your Custom Part. Use our Product Configurator

Model Description Usually Ships Price Order
MDS-0
Ships: Same Day
Price: $27.75
Miniature pressure switch, set point 0.5" H2O. Same Day $27.75 Order
MDS-1
Ships: Same Day
Price: $27.75
Miniature pressure switch, set point 1.0" H2O. Same Day $27.75 Order
MDS-10
Ships: 3-4 Weeks
Price: $27.75
Miniature pressure switch, set point 15.0" H2O. 3-4 Weeks $27.75 Order
MDS-12
Ships: Same Day
Price: $27.75
Miniature pressure switch, set point 30.0" H2O. Same Day $27.75 Order
MDS-14
Ships: 3-4 Weeks
Price: $27.75
Miniature pressure switch, set point 50.0" H2O. 3-4 Weeks $27.75 Order
MDS-2
Ships: Same Day
Price: $27.75
Miniature pressure switch, set point 1.5" H2O. Same Day $27.75 Order
MDS-3
Ships: Same Day
Price: $27.75
Miniature pressure switch, set point 2.0" H2O. Same Day $27.75 Order
MDS-4
Ships: Same Day
Price: $27.75
Miniature pressure switch, set point 3.0" H2O. Same Day $27.75 Order
MDS-6
Ships: Same Day
Price: $27.75
Miniature pressure switch, set point 6.0" H2O. Same Day $27.75 Order
MDS-7
Ships: 3-4 Weeks
Price: $27.75
Miniature pressure switch, set point 8.0" H2O. 3-4 Weeks $27.75 Order
MDS-8
Ships: Same Day
Price: $27.75
Miniature pressure switch, set point 10.0" H2O. Same Day $27.75 Order

Can't find what you need? Build Your Custom Part. Use our Product Configurator

Specifications

Switch Type:
SPST normally open.
Switching Media:
Air or compatible fluids on "high" side.
Pressure Limits:
Set point <3.0 in. H2O: 8 psi; Set point >3.0 in. H2O: 15 psi.
Current Rating:
Gold contact switch providing maximum 40 mA resistive load allowing for life in excess of 20 million cycles.
Temperature Limits:
40° to 150°F (4° to 66°C).
Electrical Connections:
Brass tab-type for use with quick disconnections.
Pressure Connections:
Two barbed ports for use with 1/8"-3/16" ID tubing.
Housing:
Polycarbonate.
Diaphragm Material:
Polyurethane.
Operating Voltage:
AD/DC - 30 V or less with resistive load.
Weight:
Less than 0.353 oz (10 grams).

Features

  • Low cost, long service life and fast response time is suitable for a wide range of OEM uses
  • Lightweight but shock and vibration resistant for tough applications
  • Gold contacts help ensure a clean connection without dirt or oxidation

Model Chart

EXAMPLE MDS 0 Series MDS Miniature Pressure Switch, range 0.5" w.c., with preset option.
SERIES MDS   Miniature Pressure Switch
SET POINT RANGE   0
1
2
3
4
6
7
8
15
10
11
12
14
0.5" w.c.
1.0" w.c.
1.5" w.c.
2.0" w.c.
3.0" w.c.
6.0" w.c.
8.0" w.c.
10.0" w.c.
12.0" w.c.
15.0" w.c.
20.0" w.c.
30.0" w.c.
50.0" w.c.

Product Literature

Catalog Pages

Approvals

Drawings

Questions

Question
For which pressure switch applications are gold contacts recommended?
Answer
For "dry circuit" applications where little or no current is flowing in the circuit to help burn off contact dirt and oxidation. Switches used with solid state circuits often fall in this category.

Photo Downloads

You must be logged in to view this content.
Click here to login to your account.