Hot Tub & Spa - Temp / High Limit Sensors

In this section you will find our range of temperature switches for your hot tub or spa, from brands such as Gecko, Astral and Tecmark.

Need help? Ask us a question

In this section you will find our range of temperature switches for your hot tub or spa, from brands such as Gecko, Astral and Tecmark.

Need help? Ask us a question

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Spares Available
Spares Available
  • Temperature Sensor - 12' WITH BOX END CONNECTOR 800
  • Suitable for Sundance
Available for Pre Order Special Order Item
Alert Please contact us for a lead time
£57.91
Saving: £25.13
  • Temperature Sensor - 12' WITH CURLED FINGER CONNECTOR SWEETWATER
  • Suitable for Sundance
Available for Pre Order Special Order Item
Alert Please contact us for a lead time
£61.24
Saving: £16.17
  • ACC
  • Temp/Hi-Limit
  • 12" Cable
  • 1/4" Bulb
Currently Out of Stock Currently Out of Stock
Available for Pre Order Available for Pre Order
£132.55
 
ACC
Temp/Hi-Limit
Dual Sensor
12" Cable
  • Hi-Limit Sensor
  • PG Connector
  • for the EasyMini or
  • EasyMini Plus Spa Packs.
In stock 1 in stock
In stock Same day dispatch on orders before 15:00
£23.33
 
  • Temperature Sensor
  • PG Connector
  • For the Easy Mini or
  • Easy Mini Plus Spa Packs.
Currently Out of Stock Currently Out of Stock
Available for Pre Order Available for Pre Order
£35.83
 
  • Balboa M7 Sensor
  • 30cm Cable Length
  • Suitable for GS/GL Spa Packs
  • 53605

» Find out more
Currently Out of Stock Currently Out of Stock
Available for Pre Order Available for Pre Order
Available for Pre Order 15 more on order
£21.24
Saving: £3.48
12 Inch Cable
Inc. Nut & Washer
6mm Dia. Probe
  • OEM part
  • 60cm cable

» Find out more
In stock 17 in stock
In stock Same day dispatch on orders before 15:00
In stock 20 more on order
£21.24
Saving: £5.07
24 Inch Cable
Most Common
Inc.Nut & Washer
6mm Dia.
  • OEM part
  • HI-limit & Temp
Currently Out of Stock Currently Out of Stock
Available for Pre Order Available for Pre Order
Available for Pre Order 10 more on order
£17.49
Saving: £3.93
Pre M7 System
Pressure Switch systems
Temp & High Limit
  • Temperature Sensor
  • For M7 Spa Packs
  • Cable length: 2.4m
  • Ř of Probe: 9mm
Currently Out of Stock Currently Out of Stock
Available for Pre Order Available for Pre Order
£19.58
Saving: £4.59
M7 Temp Sensor
Value & LE Systems
96 Inch Cable
9mm Dia. Probe
  • Ethink Temperature Sensor
  • Mounts into the Wall of Spa
Currently Out of Stock Currently Out of Stock
Available for Pre Order Available for Pre Order
£41.66
 
Ethink KL8
Temp Sensor
For KL8 Control Boxes
Mount to Spa Wall
  • Gecko Hi Limit Sensor
  • Suitable for M-Class JST
  • 9920-100318
In stock 5 in stock
In stock Same day dispatch on orders before 15:00
£24.58
Saving: £5.84
  • Gecko Hi Limit Sensor
  • Suitable for S-Class JST
  • 9920-100318
In stock 7 in stock
In stock Same day dispatch on orders before 15:00
£24.16
Saving: £5.97
  • Replaces 9920-400516
  • Replaces 9920-400435
  • Replaces 9920-400435
  • Replaces 9920-400643
  • Replaces 9920-400523
In stock 2 in stock
In stock Same day dispatch on orders before 15:00
£29.91
Saving: £15.05
JST Connection for PCB
6mm Dia Probe
Lead Length 1143mm
Replaces (see Description)
  •  Gecko Temperature Sensor
  • 2 Wire
  • 4 Pin Connector
  • 9920-400262
In stock 5 in stock
In stock Same day dispatch on orders before 15:00
£43.33
Saving: £9.21
  •  Gecko Temperature Sensor
  • 3 Wire
  • Cable Length: 2.5m
  • 9920-400362
Available for Pre Order Special Order Item
Alert Please contact us for a lead time
£41.66
Saving: £12.13
  • HydroAir Thermowell
  • Clear
  • 3/8" ID
Available for Pre Order Special Order Item
Alert Please contact us for a lead time
£7.08
Saving: £0.90
  • HydroQuip Hi Limit Sensor Post 2002
  • 52" (Red)
  • Used with: Watkins Mfg/Hot Spring Spas [IQ2020]
In stock 3 in stock
In stock Same day dispatch on orders before 15:00
£40.83
Saving: £13.36
  • HydroQuip Hi Limit Sensor Post 2002
  • MPN: RME-36602
  • 52" (Blue)
  • Used with: Watkins Mfg/Hot Spring Spas [IQ2020]
In stock 3 in stock
In stock Same day dispatch on orders before 15:00
£40.83
Saving: £13.36
  • HydroQuip Hi Limit Sensor Pre 2002
  • 52" (Red)
  • AMP connection
  • Used with: Watkins Mfg/Hot Spring Spas [IQ2000]
In stock 4 in stock
In stock Same day dispatch on orders before 15:00
£40.83
Saving: £13.36
  • HydroQuip Hi-Limit Sensor Pre 2002
  • 52" (blue)
  • AMP connection
  • Used with: Watkins Mfg/Hot Spring Spas [IQ2000]
In stock 4 in stock
In stock Same day dispatch on orders before 15:00
£40.83
Saving: £13.36
  • Koller Mounting Body
  • Length: 35mm
  • Hole Size: 16mm
  • for Temperature Sensor
In stock 5 in stock
In stock Same day dispatch on orders before 15:00
£12.91
 
  • Koller Temperature Sensor
  • 2.5m Cable 
  • IP 68 
  • MPN: 012 1021B
In stock 1 in stock
In stock Same day dispatch on orders before 15:00
£33.33
 
  • Waterway Mini Thermowell
  • Fits 5/16" Sensors
  • Mounting hole Ř 28mm
In stock 10 in stock
In stock Same day dispatch on orders before 15:00
£9.16
Saving: £2.19
  • Spa-Quip Auto Reset Klixon
  • Suitable for All Spa-Quip Heaters
  • Power: 12V AC
In stock 10 in stock
In stock Same day dispatch on orders before 15:00
£4.58
Saving: £0.36
  • In Line Temperature Sensor
  • For Spa Quip Packs;
  • SP400/500/600/800/1200
  • Fitted in the Heater Element Assembly
Currently Out of Stock Currently Out of Stock
Available for Pre Order Available for Pre Order
£17.91
Saving: £3.24
  • SpaQuip / Davey In Pool Temperature Sensor
  • For Spa Quip Packs: SP601, SP800, SP1200
  • Cable: 10m
  • Connects directly to the PCB.
In stock 5 in stock
In stock Same day dispatch on orders before 15:00
£51.66
Saving: £22.00
In Pool Temperature Sensor
Works with SP601, SP800, SP1200
Cable: 10m
Diameter: 44mm
  • Vita Spa Sensor
  • Hi-Limit
  • Long Cable
  • Used in Vita Spas between 2000 and 2009
Available for Pre Order Special Order Item
Alert Please contact us for a lead time
£25.00
Saving: £8.33
  • Vita Spa Sensor
  • Hi-Limit
  • Short Cable
  • Used in Vita Spas between 2000 and 2009
Available for Pre Order Special Order Item
Alert Please contact us for a lead time
£25.00
Saving: £8.33
  • Waterway Thermowell
  • 90° Elbow
  • 1.5" x 1.5" Socket
  • White PVC
In stock 13 in stock
In stock Same day dispatch on orders before 15:00
£8.33
Saving: £3.06