Sensors - Temperature, Thermostats, Flow, Pressure

Spa and hot tub sensors
Temperature sensors, hi-limit sensors, flow switches, pressure switches, water presence/detection sensors, vacuum switches, float switches and thermowells

 

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24v Solenoid Flow Control Valve - Gas Heater

SKU: 24vsolenoidvalve

24v AC, 50Hz solenoid gas flow control valve Theaded both ends 3/4" / 20mm thread....

6 In Stock

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Adjustable spa heater thermostat

SKU: pqppsh7480sq960410

Adjustable 20-45 degrees. Bulb - 145mm long, 6mm diameter. Suits Poolquip Power Plus heaters, Spaquip Classic heaters as well as many others. Does NOT suit Waterco Portapac spa hot pumps which require a ther...

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Adjustable Spa Heater Thermostat - wcs13852

SKU: wcs13852

Adjustable 0-45 degrees. Bulb - 100mm long, 6mm diameter. Suits Waterco Portapac as well as most others. Does NOT suit Spaquip Classic spa heaters which require a thermostat with a longer bulb length for eas...

1 In Stock

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Aquatemp adjustable spa heater thermostat

SKU: 55-1004

Short fat thermostat sensor for Aquatemp heater tubes - mainly Paramount Opal 5500 and 2500, Bowman and others Short capillary length with a bulb with dimensions - 75mm x 8mm D. Also some stock of this item ...

2 In Stock

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Aquatemp spa hi limit heater thermostat

SKU: 50-1004

49 degrees C / 120 degrees F cut out - manual reset...

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Artesian Spas / LA Spas flow switch

SKU: artesianop24-0027-71

Artesian Spas / LA Spas flow switch used with Gecko MSPA-MP spa packs - 3 pin plug. Also marked Harwil Q-12DS-C2 3/4" ribbed barb connections plus 3/8" ribbed barb 3rd connection which can be plugged if not...

1 In Stock

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Balboa M7 Sensor Mount

SKU: b52560

Balboa M7 temperature Sensor Mount. Screws into each end of the heater tube. Sold individually...

42 In Stock

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Balboa M7 style heater temperature sensor replacement

SKU: tprme-30344a

Alternate sensor to suit Balboa M7 heater tubes. 2 sensors are fitted per tube. Sensors sold individually. ...

10 In Stock

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Balboa Spa Sensor Set 30337

SKU: b30337

Balboa Instruments Temperature and Hi Limit Sensor wiring loom assembly 30337 - used on older Balboa spa systems with heater tubes fitted with pressure switches. One sensor slips into heater element sleeve,...

2 In Stock

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Balboa Spa Temperature Sensor 12" - M7

SKU: b53605

Balboa Instruments temperature sensor - M7 -2 used in M7 systems - sense water temperature, hi-limit and water flow 12" cord Suits GS series packs. Does NOT suit GL series packs - these require longer 24" 32...

6 In Stock

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Balboa Temperature Sensor Housing

SKU: d101560-04

Balboa Thermosensor with probe protector / temperature sensor housing - installs through spa shell - suits all common 3/8" spa temperature sensors used with Balboa, Gecko, Hydroquip and others. Suits sensor...

4 In Stock

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Davey Spaquip Hot Spring Spas In-Pool Temperature Sensor - Spa Power 600

SKU: sq915444

Davey Spaquip Spa Power 600 In-Pool temperature sensor used on Hot Spring Spas SP600 spa packs Also suits generic Spa Power 600, 601, 800 and 1200 spa packs (when used on SP600/601 spa packs it replaces the ...

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Davey Titanium In-Line Heater Temperature Sensor Spa Power 601 & 800 - Titanium 2015+ Only

SKU: d15181sp

Davey Spa Power 601& 800 In-Line temperature sensor - fitted in the heater tube sensor sleeve. Suits late 2015+ titanium heater assemblies only used on Spa Power 601 and Spa Power 800 controllers. NB -...

2 In Stock

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Dimension One Spa Harwil Flow Switch Mechanism

SKU: d101710-131

Harwil flow switch mechanism used on Dimension One Spas - Electrical connector is 2 wire / 2 pin for Dimension one Spas applications...

1 In Stock

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Dimension One Spas, Ramco, Evolution M-1 Spa Flow Switch Grid Control - 1A

SKU: m-1

Usually found fitted to Dimension One Spas with Crystal Pure Water Management Systems in the early to mid '90's. 1.5" sockets 1A switch rating 2GPM on / 0.8 GPM off...

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Drywell Spa Temperature Sensor Pocket

SKU: drywell

Suits "Fire Cracker" style sensors with max 7mm D, such as Spa Buiders LX series and others...

2 In Stock

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E.G.O. Spa Heater Thermostat EF 55.17204.010 with 3 Terminals - NO & NC Contacts

SKU: egoef5517204010524104a

E.G.O. 55.17204.010 spa heater temperature thermostat with 3 terminals. (common - 1, NO - normally open - 2, NC - normally closed - 4) 0-40 degrees C, Single pole double throw changeover thermostat. This st...

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Ethink KL8 series Temperature Sensor

SKU: ETKL8-ts

Ethink KL8 series electronic temperature sensor Used with Ethink KL8-2 and KL8-3 spa control systems *For use as a spare part on imported spas with Australian Electrical Approval Certification only....

20 In Stock

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Ethink KL8 series Water Level Sensor Pair

SKU: etkl8-wls-2

Ethink KL8 series electronic water level sensor pair Stainless steel flat head sensor bolts. Head diameter - 12mm hole diameter required -5mm 20mm thread length Used with Ethink KL8-2 and KL8-3, K...

17 In Stock

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Ethink KL8800 series H220 Flow/Temperature Sensor Union Assembly

SKU: ETH220FL

Ethink KL8800 series and KL8-3A series heater flow / temperature sensor union assembly For use with H220 heaters only 1.5" / 40mm plumbing 1.5" / 40mm pipe glues into one end, with the other threaded to the ...

6 In Stock

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Ethink KL8800 series H3800 Flow/Temperature Sensor Union Assembly

SKU: ETH380FL

Ethink KL8800 series and KL8-3A series heater flow / temperature sensor union assembly For use with H380 heaters only 2" / 50mm plumbing 2" / 50mm pipe glues into one end, with the other threaded to the inle...

12 In Stock

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Finsbury Waterco Spa Pump Water Level Float Assembly

SKU: wcs11224a

Water level float switch used on Electric Spa Packs mounted on either the pump trap or the attached filter tank Obsolete - we have limited stock - all brand new...

3 In Stock

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Flood / Overfill Alert

SKU: csngn10001

Ever left a tap running and accidentally overfilled your swimming pool, spa, bath or other water vessel? Overfilling is not only a waste of water and possible home water damage, but in the case of pools and ...

2 In Stock

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Gecko Aeware in.watch Spa Monitor & Weather Station

SKU: aeware0699-607001

Aeware in.watch - in-house spa system monitoring and weather station (temperature only). Not only does it display indoor, outdoor and spa water temperatures, but it also keeps on eye on spa condition report...

3 In Stock

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