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
FM10 - Miniature Multi-Level SS Float Switches

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

     Ideal for small and medium tank level detection in restrictive spaces. Can be mounted externally through 1" NPT hole or larger. Also available with flange mount, bulkhead or custom fittings. Adjustable compression fitting can be used to provide flexibility and adjustability.

Part Number

Switch Type

Max Switching Current

Max Switching Voltage

Max Temp

Max Pressure

Specific Gravity

FM10-xxxx

50 watt SPST

.5 Amps

250 VDC

150C

250 psig

.65

FM11-xxxx

50 watt SPST

.5 Amps

250 VDC

105C

100 psig

.7

FM12-xxxx

50 watt SPST

.5 Amps

250 VDC

120C

150 psig

.5

FM10-xxxx
1" Diameter, SS Multi Level Float Switch
This durable design is ideal for corrosion resistant applications where temperature
and pressure may be a consideration.


fm10
FM11-xxxx
1" Diameter, Polypropylene / SS Multi Level Float Switch

This design is ideal for general use and potable water applications.

FM12-xxxx
1" Diameter, Buna-N / SS Multi Level Float Switch

Ideal for petroleum products, hydraulic oils and wastewater.

Standard Features:

  • 50 Watt Resistive SPST switches
  • Up to 4 levels to 6' long
  • 1.5" min. between levels

Notes:

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

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
55 Barnes Park North
Wallingford, CT 06492
Telephone: (203)-294-5800
24 hr. Fax: (203)-265-0544
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: