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Flow Switches
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New products
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Bleed valves
LX pump bleed valves. You will receive a printed N bleed valve. Bleed...
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Joyonway P25B37 Spa Pack 2kw
Joyonway 2kw spa pack. The P25B37 can run: 2 speed pump, circ pump and...
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LX Seal - WTC Series - Blue Whale pumps
LX pump seal for the WTC series of pumps. WTC50 - Storm Force 1 - Storm...
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Storm Force WTC150
IN STOCK The WTC150 is a slightly more powerful option if you have a...
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12 LED RGB Daisy Chain Assembly
Sloan 701570-12-DL 2" diameter. This is now the replacement for the 14...
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Therm 3kw heater
Therm 3kw C2300-0027ET No longer available Use/search for 27-J0519-4S-K...
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Thread-In 2-1/4" diameter, GLO Direction Reverse Eclipse
Thread-In 2-1/4" diameter, GLO Direction Reverse Eclipse
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Dimension 1 Spas flow switch
Harwil specifically for D1 Spas with the correct 3 pin plug, second...
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LX - LP250 2.5hp single speed
More than 100 in stock LX main pump. LP series, 2.5hp single speed....
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Joyonway light controller/driver
Common to Superior Spas and their Platinum series of spa. Can also be...
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Balboa BP200UX 2kw or 3kw
Balboa circuit board BP200UX, G1420 This board can be configured to run...
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Water Pro 2 Ozonator
A no nonsense hot tub ozonator, perfect as a replacement. With a...
Flow switches are less common in hot tubs than pressure switches. They detect water flow. Water flow moves a tiny paddle that operates a micro switch.
This section also represents the only Harwil flow switches available.
It is EXTRTEMELY important that you follow dimensions and NOT Q-12 codes.
If you Harwil switch is not here, we cannot help - s...
Flow switches are less common in hot tubs than pressure switches. They detect water flow. Water flow moves a tiny paddle that operates a micro switch.
This section also represents the only Harwil flow switches available.
It is EXTRTEMELY important that you follow dimensions and NOT Q-12 codes.
If you Harwil switch is not here, we cannot help - sorry.
Flow Switches There are 10 products.
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COMMON - Switch only Q-12DS
THIS IS THE MOST COMMON HARWIL. This is the switch ONLY and will fit the three styles of Tee, pictured. With a cable and plug. Thread diameter : 1" - 26mm Grey probe length : 1" - 26mm COMPARE THESE DETAILS WITH WHAT YOU HAVE ! Read down.
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COMMON Tee 3/4" x 3/4" and switch
Plastic assembly 3/4" x 3/4" barbs at each end and fitted with switch Q-12DS Thread diameter : 1"Grey probe length : 1-1/4" If you don't need the plastic assembly, just buy the switch shown below as an accessory.
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COMMON Tee 3/4" x 3/4" x 3/8" and switch
Plastic assembly 3/4" x 3/4" x 3/4" fitted with switch Q-12DS Thread diameter : 1"Grey probe length : 1-1/4" If you don't need the plastic assembly, just buy the switch shown below as an accessory.
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Dimension 1 Spas flow switch 6560-961
Harwil specifically for D1 Spas with the correct 3 pin plug, second photo. With a cable and plug. NOT supplied with the plastic tee, switch only. Thread diameter : 1" - 26mm Grey probe length : 1" - 26mm COMPARE THESE DETAILS WITH WHAT YOU HAVE !
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Flow switch 1-7/8 probe (3/4" thread)
60-1008 Long probe version, Length of grey probe arm: 46mm (1-7/8") Outer thread diameter: 20mm (3/4"), Total Length: 90mm.
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Gecko Flow Sensor for XE and YE heaters
Gecko surface mount flow sensor for Gecko XE and YE heaters. SEE PICTURES If you have a flow error with your heater, this is absolutely a first stage repair, to try, before moving onto more expensive parts, ie the spa pack. Supplied : Small plastic block and cable. x2 bolts x1 self adhesive pad (postage stamp size) Scroll down to read more ----
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Harwil flow switch with transparent Tee...
Flow Switch 1A 3/4" Barb x 1/2" Slip 24" Cord w/2 Pin Connector. Used on Dimension 1 Spas since it has a socket end on the plastic tee to be glued onto the Laing heater. If you don't need the plastic assembly, just buy the switch shown below as an accessory.
