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

Multi-Level/Custom

Full Size Multi-Level Float Switches - FM20 - FM22

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

Combo-Level/Temp

Combination Level and Temperature Sensors

FM-series Multi-level Switches
FM20 - Full Size SS Multi Level Float Switches

     Our standardized process allows us to design your custom float switch to sense multiple levels.

     Dependable and Rugged, Full Size tank level detection for replacement or custom applications. 2” NPT or larger through hole required for external mounting. Adjustable compression fitting can be incorporated with a pipe plug or flange to provide flexibility and adjustability. Combine your switch with a relay or J-box to switch heavier loads or facilitate wiring.

Part Number

Switch Type

Max Switching Current

Max Switching Voltage

Max Temp

Max Pressure

Specific Gravity

FM20-xxxx

50 watt

.5 Amps

250 VDC

150C

250 psig

.6

FM22-xxxx

50 watt

.5 Amps

250 VDC

120C

150 psig

.6

FM20-xxxx
2" Diameter SS Float Switches
These larger more buoyant floats are perfect for years of corrosive resistant dependable service. 1 to 5 levels can be used to control pumps, alarms or indicate general fluid levels.
fm20
FM22-xxxx
1 1/4" Diameter Float / SS Multi Level Float Switch
Ideal for heavy equipment, generators and fluid recovery involving lubricating oils, fuels, and waste waters

Standard Features:

  • 50 Watt Resistive SPST switches
  • 2.5" in. between levels
  • Up to 5 levels to 10' long

Available Switches (rated for resistive loads):

  • 50 watt / 70 va, SPST, Carry 2.5 amps
  • 100 Watt, Full Size SPST, Switch 3 amps (to 3 Levels )
  • 100 Watt, Full Size SPDT, Switch 3 amps (to 3 Levels )
  • Other switches available.

Notes:

  • Standard Fittings, Flanges or custom mounting configurations available.
  • Other materials and switch types available. Contact our engineering department for custom engineered designs, including lead terminations and junction boxes.
  • Temperature devices can be incorporated with float switches to reduce tank intrusions and assembly costs. ( RTD, Thermocouples, Thermistors, or Thermostat )

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.

FM-Series Print Out (67 KB DOC)

FM-Series Print Out (528 KB PDF)

Pricing

USA:
SMD Fluid Switch
130 Research Parkway
Meriden, CT 06450
Telephone: (203)-235-9330
24 hr. Fax: (203)-235-3470
e-mail:
Europe:
SMD Fluid Switch
Bury Road, Chedburgh,
Bury St Edmunds IP29 4UQ
England
Telephone: +44 (0)1284 852 000
24 hr. Fax: +44 (0)1284 852 371
e-mail: