View All Flow Switches

UR3K Paddle Type With Reed Flow Switch£83.44

• Reed switch rated at 250Vac/50VA
• Sizes from 3/8" to 2" BSP
• 3 to 62 l/min adjustment ranges
• Brass or stainless steel bodies
• Up to 25 bar system pressure
• Temperatures up to 110°C
• Click here to download a free flow rate velocity calculator

Download a datasheet for the UR3K Paddle Flow Switch here..

UM3K Paddle Type Flow Switch With Microswitch£104.52

• Microswitch rated at 250Vac/5A
• Sizes from 3/8" to 2" BSP
• 3.5 to 76l/min adjustment ranges
• Brass or stainless steel bodies
• Up to 25 bar system pressure
• Temperatures up to 110°C
• Click here to download a free flow rate velocity calculator

Download a datasheet for the UM3K Paddle Flow Switch here..

615 & 622 DIY Flow Switch£40.80

• Models for 15mm or 22mm copper pipe
• Supplied complete with compression fittings & 1m cable
• C/O microswitch rated at 250Vac 16aA (res) 4A (ind)
• Suitable for water applications up to a maximum temperature of 85°C
• See DataFax 2134P for Fitting Instructions
• All wetted parts are WRAS approved
• Click here to download a free flow rate velocity calculator 

Download a datasheet for the 615 & 622 DIY Flow Switch here..

CM2K Paddle Type Flow Switch£133.81

• 4 x paddles supplied with each switch
• Suitable for pipe sizes from 25mm to 200mm (1" to 8")
• 1"BSP threaded pipe fitting
• All stainless steel option
• Easily adjusted by screw under sliding cover
• Standard (IP65) Din plug
• C/O microswitch rated 250Vac/5A
• Click here to download a free flow rate velocity calculator

Download a datasheet for the CM2K Paddle Flow Switch here..

CRE Flow Switch For Pipes Up To 6" Diameter (150 DN)£127.43

• Suitable for pipe sizes from 1" to 6" diameter. 
• Standard 1" BSP fitting 
• 0.19 to 39.90 m³/h (H²O) adjustment ranges
• 4 x paddle sizes supplied with each switch
• Brass or stainless steel body 
• Protected to IP65
• Click here to download a free flow rate velocity calculator

Download a datasheet for the CRE Flow Switch here..

CRG Mechanical Flow Switch£127.43

• Suitable for pipe sizes from 1" to 7.5"" diameter.
• Standard 1" BSP fitting
• 0.2 to 90.80 m³/h (H²O) adjustment ranges
• 4 x paddle sizes supplied with each switch
• Brass or stainless steel body
• Protected to IP65
• Click here to download a free flow rate velocity calculator

Download a datasheet for the CRG Flow Switch here..

F27 Flow Switch with Built In Timer£179.55

• Dry running protection for pumping systems
• Built-in timer
• Automatic run-on timer
• No metal parts in contact with the liquid
• Suitable for acids, chemicals & seawater
• Click here to download a paddle flow calculator
• Click here to download a free flow rate velocity calculator
  

Download a datashseet for the F27 Flow switch here..

F30 Corrosion Resistant Pump Controller£168.50

• Integrated flow and pressure control
• Built-in timer and run-on timer
• Directly controls pumps up to 3.75kW 5HPs
• Suitable for acids, chemicals & seawater
• Dry running protection for pumping systems
• Click here to download a paddle flow calculator
• Click here to download a free flow rate velocity calculator
  

Download a datasheet for the Kelco F30 Pump Controller here..

TW Series Heavy Duty Trailing Wire Flow Switch

• Unique trailing wire sensor
  
• 0 to 500V AC 15 Amp S.P.D.T switch
  
• Reed switch versions available
  
•  ¾” & 1” BSP & NPT models available
  
• Suites open channels or pipework
  
•  Manual override built in
  
•  200 Bar pressure rating
  
• Weatherproof IP67 housing
  
• Click here to download a free flow rate velocity calculator
  

Download a datasheet for the TW Series Flow Switch here..

CR20 Series Super Sensitive Chemical Resistant Inline Flow Switch£163.02

• Detects flows of less than 5ml/min
• Handles flows up to 4l/min
• All wetted parts are UPVC with Viton® O-ring seals
• Suitable for plastic tubing with 6, 8 & 12mm adaptors
• Suitable for acids, chemicals & seawater & gases 
• Click here to download a free flow rate velocity calculator
  

Download a datasheet for the Kelco CR20 Flow Switch here..

Kelco MF20 Micro Flow Switch

• Detects flow of less than 350ml/hour
• Suits tubes & pipes 6 to 20mm (1/4 to 3/4")
• No metal parts are in contact with the liquid
• Choice of three switching flow rates
• 18 bar pressure rating
• Reed switch SPDT
• Glass filled polypropylne body
• Click here to download a free flow rate velocity calculator
  

Download a datasheet of the Kelco MF20 Flow Switch here..

P20 Non Metal Inline Flow Switch£139.00

• Suits tubes and pipes 6 to 20mm (1/4 to 3/4") diameter
• No metal parts are in contact with the liquids
• Suitable for acids, chemicals & seawater
• Choice of three switching flow rates
• 18 bar pressure rating
• Click here to download a free flow rate velocity calculator
  

Download a datasheet for the P20 Flow Switch here..

P25 Non Metal Heavy Duty Inline Flow Switch£156.95

• No metal parts are in contact with the liquids
• Suitable for acids, chemicals & seawater
• Suits tubes and pipes 15 to 25mm (1/2" to 1") diameter
• 100l/min flow rating
• Detects very low flows 
• Click here to download a free flow rate velocity calculator
  

Download a datasheet on the P25 Flow Switch here..

FX Plastic Body Flow Switch With Integral Filter

• Hostaform body
• 1/2" BSP male threads
• Switch-point ranges 0.4 - 12l/min (adjusted at factory)
• Integral built-in filter 
• Maximum pressure 10 bar at 20degC
• N/O reed switch rated 250Vac/10VA max
• Click here to download a free flow rate velocity calculator
  

Download a datasheet for the FX Flow Switch here..

NOK Type Flow Indicator With Switch Head£245.71

• 1/4" to 1" BSP sizes
• Visible flow scale in l/min (water)
• Up to 50 bar pressure
• Ideal for use with dirty/dark liquids
• May be mounted in any position with 360° visibility
• Optional without switch head (model NO) 
• Click here to download a free flow rate velocity calculator
  

Download a datasheet for the NO type Flow Indicator here..

FW1 Flow Switch£107.81

• Brass or plastic (POM)construction
• Ideal for water, oil or air
• 1/4"; 3/8; 1/2; 3/4 & 1" BSP female threads
• Maximum pressure 10bar
• Adjustable setting range 1 - 11l/min
• N/O reed switch rated 250Vac/50VA m
• Click here to download a free flow rate velocity calculator
  

Download a datasheet for the FW1 Flow switch here..