Vertical Switches

Stainless Steel High Pressure Float Switch - FS20

Full Size Stainless Steel Float Switch - FS21

Oil / Water Float Level Switch - FS22

Miniature Stainless Steel NPT Float Level Switches - FS10

Miniature Stainless Steel Bulk Head Float Switch - FS11

Miniature Plastic Float Switches - FS12

Economy Plastic Float Switches - FS01

Horizontal Switches

Plastic Side Mounted Float Switches - FH07 - FH08

SS Side Mounted Level Float Switch - FH13

90 Degree Side Mounted Float Switch - FH09


Full Size Multi-Level Float Switches - FM20 - FM22

Miniature Multi-Level Float Switches - FM10 - FM11 - FM12


Combination Level and Temperature Sensors

FS-series Vertically Mounted Switches
FS20 - Stainless Steel High Pressure Liquid Level Switch with 1/4” NPT Threads

     These durable 316 stainless steel float switches are corrosion resistant and ideal for higher temperature and pressure applications. The 2” SS float provides exceptional buoyancy while providing both Normally Open (NO) or Normally Closed (NC) operation. High power and Single Pole – Double Throw (SPDT) options also available. Click the “Configure” button and submit your switch with special features or projected volume for immediate quoting.
2" SS, 50 watt / 70 VA Float Switch

2" SS, 100 Watt High Voltage Switch

2" SS, 100 Watt SPDT Float Switch
fs20-0000 High Pressure Float Switch fs20-0000 High Pressure float switch drawing

Part Number
Click to Order
or Quote

Switch Type

Max Switching Current

Max Switching Voltage

Max Temp

Max Pressure

Specific Gravity



50 Watt

.5 Amps

250 VDC


750 psig


High Pressure fs20


100 Watt

3 Amps

400 VDC


750 psig


High Pressure fs20-1000 float switch


100 Watt

3 Amps

120 VDC


750 psig


High Pressure vertical float switch link


-All switches are rated for resistive loads, consult application notes for reed switch load considerations
-Use our application sheet to customize your switch with extended leads, connectors or other characteristics.

Our product data sheets are available for print & fax in two methods: PDF and DOC formats. Please select the option best suited to your needs from the links below.

High pressure Float switch Data sheetFS10 and FS20-Series Print Out (89 KB DOC)

High Pressure stainless steel float switches FS10 and FS20-Series Print Out (62 KB PDF)

SMD Fluid Switch
55 Barnes Park North
Wallingford, CT 06492
Telephone: (203)-294-5800
24 hr. Fax: (203)-265-0544
SMD Fluid Switch
Bury Road, Chedburgh,
Bury St Edmunds IP29 4UQ
Telephone: +44 (0)1284 852 000
24 hr. Fax: +44 (0)1284 852 371