Hot Tub & Spa - Flow Thru Heaters

We stock all the major brands of hot tub heaters including Balboa, Hydroair as well as Chinese heaters. Spares are also available for all the major branded heaters in this sections.

See also: 
Low Flow Heaters   
Heater Elements  
Unions, Collers & Gaskets

Helpful Artical:
Replacing a Balboa Heater

Unsure what replacement part you need? Send us an image of your part

 

We stock all the major brands of hot tub heaters including Balboa, Hydroair as well as Chinese heaters. Spares are also available for all the major branded heaters in this sections.

See also: 
Low Flow Heaters   
Heater Elements  
Unions, Collers & Gaskets

Helpful Artical:
Replacing a Balboa Heater

Unsure what replacement part you need? Send us an image of your part

 

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Heater for IN.YJ Control Systems for Spas

Available for Pre Order Available for Pre Order
Available for Pre Order Estimated Dispatch 28 Days
£251.99
Saving: £27.72
  • Pahlen Electric Spa Heater "Aqua Spa"
  • Heating element of Incoloy 825
  • 1.5kW
  • Adjustable Temp
  • Overheating cut out and Flow Switch
In Stock with Manufacturer / Supplier In Stock with Manufacturer / Supplier
In Stock with Manufacturer / Supplier Normally ships sameday before 15:30
£515.38
 
1.5 kW
Incoloy 825 elements
Adjustable Temp - Flow Switch
230V

Heater for IN.YJ Control Systems for Spas

Available for Pre Order Available for Pre Order
Available for Pre Order Estimated Dispatch 28 Days
£251.99
Saving: £27.72
  • Pahlen Electric Spa Heater "Aqua Spa"
  • Heating element of Incoloy 825
  • 2.0 kW
  • Adjustable Temp
  • Overheating cut out and Flow Switch
In Stock with Manufacturer / Supplier In Stock with Manufacturer / Supplier
In Stock with Manufacturer / Supplier Normally ships sameday before 15:30
£484.24
 
2.0 kW
Incoloy 825 elements
Adjustable Temp - Flow Switch
230V

Heater for IN.YJ Control Systems for Spas

Available for Pre Order Available for Pre Order
Available for Pre Order Estimated Dispatch 28 Days
£251.99
Saving: £4.90
  • Pahlen Electric Spa Heater "Aqua Spa"
  • Heating element of Incoloy 825
  • 3.0 kW
  • Adjustable Temp
  • Overheating cut out and Flow Switch
In Stock with Manufacturer / Supplier In Stock with Manufacturer / Supplier
In Stock with Manufacturer / Supplier Normally ships sameday before 15:30
£502.02
 
3.0 kW
Incoloy 825 elements
Adjustable Temp - Flow Switch
230V

 

  • AeWare Heat.Wav - Heater
  • Model: 9920-101438
  • 2.0Kw
  • Suitable for IN.YE & IN.XE Control Systems for Spas
In stock 2 in stock
In stock Same day dispatch on orders before 15:30
£174.99
Saving: £19.31
  • Heat.Wav IN.YE-3.0kW
  • Model 9920-101469
  • 3.0KW
  • Suitable for IN.YE & IN.XE Control Systems for Spas
Available for Pre Order Available for Pre Order
Available for Pre Order Estimated Dispatch 28 Days
£174.99
Saving: £19.31
  •  AeWare Heat.Wav - Heater
  • Model: T9920-101435
  • 4.0Kw
  • Suitable for IN.YE & IN.XE Control Systems for Spas

 

In stock 1 in stock
In stock Same day dispatch on orders before 15:30
£195.49
Saving: £34.15
Spares Available

 

  • AeWare IN.THERM - Heater
  • Model: 0603-421003
  • 2.0Kw
  • In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £419.99
    Saving: £146.92
    Spares Available

     

    • AeWare IN.THERM - Heater
    • Model: 0603-421001
    • 3.8Kw
    In stock 2 in stock
    In stock Same day dispatch on orders before 15:30
    £396.99
    Saving: £169.92
    Spares Available

     

    • Balboa Heater + PSI Switch
    • Model Number: 50139 
    • 2.0kW
    • Suitable for M3/Lite Leader Spa Packs
    In stock 4 in stock
    In stock Same day dispatch on orders before 15:30
    £169.49
    Saving: £53.35
    Spares Available

     

    • Balboa Heater
    • Model Number: 58063
    • 2.0KW
    • Suitable for M7/GL Metal Spa Packs
    In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £164.49
    Saving: £51.77
    Fits GS/GL spa packs
    2 Kw
    Spares Available

     

  • Balboa Heater
  • Model Number: 58145
  • 2.0kW
  • GS/GL Plastic Spa Pack
  • In stock 7 in stock
    In stock Same day dispatch on orders before 15:30
    £167.49
    Saving: £52.34
    Spares Available

     

  • Balboa Heater + PSI Switch
  • Model Number: 50145
  • 3.0kW 
  • Suitable for M3/Lite Leader Spa Packs
  • In stock 2 in stock
    In stock Same day dispatch on orders before 15:30
    £145.99
    Saving: £45.47
    Spares Available

     

  • Balboa Heater
  • Model Number: 58061
  • 3.0kW
  • M7/GL Metal Spa Packs
  • In stock 3 in stock
    In stock Same day dispatch on orders before 15:30
    £163.99
    Saving: £50.95
    Spares Available

     

  • Balboa Heater
  • Model Number: 58118
  • 3.0kW
  • GS/GL Plastic Spa Pack
  • In stock 5 in stock
    In stock Same day dispatch on orders before 15:30
    £122.49
    Saving: £37.95
    Spares Available

     

  • Balboa Heater
  • Model Number: 50080
  • 5.5kW
  • No Pressure Switch or Unions
  • In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £65.00
    Saving: £103.84
    REDUCED TO CLEAR

     

  • 3.0kW Aux Heater
  • Sperate supply required
  • Built in High limit
  • Controled from main control box
  • includes control link cable
  • In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £335.49
    Saving: £105.05
    Spares Available

     

  • Balboa Whirlpool Bath Heater
  • 3kW / 12.5 AMPS
  • Fixed Temp  40°C & Pressure Switch
  • Incoloy Stainless Element
  • Overall Length: 330mm
  • Plumbing Connection: 32mm O/D
  • In stock 2 in stock
    In stock Same day dispatch on orders before 15:30
    £176.49
    Saving: £43.65
    Spares Available

     

  • Balboa Whirlpool Bath Heater
  • 3kW / 12.5 AMPS
  • Vacuum Switch & Fixed Temp
  • Incoloy Stainless Element
  • Overall Length: 330mm
  • Plumbing Connection: 32mm O/D
  • In stock 2 in stock
    In stock Same day dispatch on orders before 15:30
    £129.49
    Saving: £31.97
    Spares Available

     

  • Balboa Whirlpool Bath Heater
  • 3kW / 12.5 AMPS
  • Vacuum Switch & Adjustable Temp
  • Incoloy Stainless Element
  • Overall Length: 330mm
  • Plumbing Connection: 32mm O/D
  • In stock 4 in stock
    In stock Same day dispatch on orders before 15:30
    £168.99
    Saving: £42.09

     

    • Balboa Heater
    • Model Number 58201-01
    • 2.0KW
    • Suitable for GS100
    In stock 2 in stock
    In stock Same day dispatch on orders before 15:30
    £116.49
    Saving: £35.96

     

  • Balboa Heater
  • Model Number 58202-01
  • 3.0KW
  • Suitable for GS100
  • In stock 2 in stock
    In stock Same day dispatch on orders before 15:30
    £127.99
     

    Balboa replacement heater for BP spa packs, uses new Plug N' Click system. Fitted with 24" M7 Senosrs which detect the spa flow and tempurature.

    Suitable for - BP Spa packs
    Sensor - M7
    Mount - Stud
    Length (tube only) - 381mm
    Length (inc unions) - 495mm
    Distance between terminals - 32mm
    Connections - 2.0" Female Socket
    Element - Incoloy

    3Kw version = 11.5-12 Amps

    In stock 2 in stock
    In stock Same day dispatch on orders before 15:30
    £121.49
    Saving: £31.76

    Gecko Heat.Wav MC-3.0 kw
    MC-MSPA packs
    2"
    2 PSI Pressure Switch

    Available for Pre Order Available for Pre Order
    Available for Pre Order Estimated Dispatch 14 Days
    £174.99
    Saving: £19.31
    • Model 9920-100346
    • MC-MSPA packs
    • 2"
    • 2 PSI Pressure Switch
    In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £174.99
    Saving: £19.31

     

  • Gecko Heat.Wav SC Heater
  • Model: 9920-100340
  • 2.0KW
  • Suitable for SSPA Packs
  • In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £165.49
    Saving: £28.81
    • Gecko Heat.Wav SC Heater
    • Model: 9920-100342
    • 3.0KW
    • Suitable for SSPA Packs
    In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £165.49
    Saving: £28.81

     

    • Gecko Heater
    • Model: C2200-0812ET-G
    • 2.0KW
    • Suitable for Micro Spa Packs
    Discontinued Discontinued
    Spares Available

     

    • Gecko S-Class Heater
    • Model: 9920-100338
    • 4.0kW
    • Gecko S Class/SSPA Spa Packs
    In stock 2 in stock
    In stock Same day dispatch on orders before 15:30
    £121.99
    Saving: £21.28

    Heater element for Spa Power SP1200 6.0 kW spa heater

    Genuine Davey Spa Power part

    Available for Pre Order Special Order Item
    Alert Lead time confirmed upon order
    £286.49
    Saving: £95.32
    • 3.0kW
    • Compact design
    • Easy installation
    • Incoloy heating element
    • Ingress protection: IPx5
    • Stainless steel piping
    • Thermal protection
    Discontinued Discontinued
    • 3.0kW
    • Compact design
    • Easy installation
    • Incoloy heating element
    • Ingress protection: IPx5
    • Stainless steel piping
    • Thermal protection

     

  • LX Whirlpool Bath Heater
  • Model: H15-R1 + Switch Cable
  • 1.5kW / 6.0 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  •  

    • LX Whirlpool Bath Heater
    • Model: H20-RS1 + Temp Adj.
    • 2.0kW / 9.0 AMPS
    • Incoloy Stainless Element
    • Overall Length: 226mm
    • Plumbing Connection: 1.5" O/D
    In stock 4 in stock
    In stock Same day dispatch on orders before 15:30
    In stock More stock (1) on order
    £75.00
    Saving: £40.20
    Spares Available

     

  • LX Whirlpool Bath Heater
  • Model: H30-R2
  • 3.00kW / 13.6 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  • In stock 14 in stock
    In stock Same day dispatch on orders before 15:30
    £62.99
    Saving: £21.21
    Spares Available

     

  • LX Whirlpool Bath Heater
  • Model: H30-R2 + Switch Cable
  • 3.00kW / 13.6 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  • Awaiting delivery Out of Stock
    Email me when back in stock
    Awaiting delivery More stock (5) on order
    £79.99
    Saving: £26.73
    Spares Available

     

  • LX Whirlpool Bath Heater
  • Model: H30-R3
  • 3.00kW / 13.6 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  • In stock 3 in stock
    In stock Same day dispatch on orders before 15:30
    £78.49
    Saving: £26.18
    Spares Available

     

  • LX Whirlpool Bath Heater
  • Model: H30-R3 + Switch Cable
  • 3.00kW / 13.6 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  • In stock 3 in stock
    In stock Same day dispatch on orders before 15:30
    £68.99
    Saving: £22.92

     

    • LX Heater - H30-RS1 + Temp Adj.
    • 3.00kW
    • 1.5" Connections
    • 226mm Length
    In stock 8 in stock
    In stock Same day dispatch on orders before 15:30
    £68.00
    Saving: £47.80

     

  • LX Heater
  • Model: H30-R1 + Switch Cable
  • 3.00kW
  • 380mm Length
  • In stock 6 in stock
    In stock Same day dispatch on orders before 15:30
    In stock More stock (1) on order
    £73.49
    Saving: £24.70
    Spares Available

     

  • LX Whirlpool Bath Heater
  • Model: H30-R1 + Switch Cable
  • 3.00kW / 13.6 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  • In stock 17 in stock
    In stock Same day dispatch on orders before 15:30
    £57.49
    Saving: £19.56
    Spares Available

     

  • LX Whirlpool Bath Heater
  • Model:  H30-R1
  • 3.0kW / 13.6 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  • In stock 5 in stock
    In stock Same day dispatch on orders before 15:30
    £57.49
    Saving: £19.56

     

    • Davey / Spa-Quip Heater
    • Model: SP1200
    • 4500Watts
    In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £286.49
    Saving: £95.32

     

  • Davey / Spa-Quip Heater
  • Model: SP1200
  • 3500W - C17
  • In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £286.49
    Saving: £95.32

     

    • Spa-Quip Heater - SP400
    • 2.0kW
    • 15AMP
    • Comes with Heater Tee & Orings
    In stock 2 in stock
    In stock Same day dispatch on orders before 15:30
    £317.49
    Saving: £105.41

     

  • Davey / Spa-Quip Heater
  • Model: SP600/601/800
  • 2000W - C40
  • In stock 2 in stock
    In stock Same day dispatch on orders before 15:30
    £202.99
    Saving: £67.21

     

  • Davey / Spa-Quip Heater
  • Model: SP600/601
  • 3000W C07
  • Low Amp Version
  • In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £210.49
    Saving: £69.99

     

  • Davey / Spa-Quip Heater
  • Model: SP601
  • 1500W - B47
  • In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £206.50
    Saving: £68.49

     

  • Davey / Spa-Quip Heater
  • Model: SP750
  • 2000W - B43
  • In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £210.49
    Saving: £69.99

     

  • Davey / Spa-Quip Heater
  • Model: SP750
  • 3500W - U14
  • In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £190.00
    Saving: £124.40

     

  • Davey / Spa-Quip Heater
  • Model: SP800
  • 3000W - C07
  • In stock 2 in stock
    In stock Same day dispatch on orders before 15:30
    £213.99
    Saving: £56.21

     

  • Thermcore Heater + PSI Switch
  • Model:  C2400-0535-TPS
  • 4.0KW
  • Suitable for Pre M7 Spa Packs
  • In stock 2 in stock
    In stock Same day dispatch on orders before 15:30
    £76.99
    Saving: £25.62

     

    • Thermcore Arctic Spa Heater
    • Model: A2360-5251ET
    • 3.6KW
    • Suitable for Arctic Spas
    In stock 3 in stock
    In stock Same day dispatch on orders before 15:30
    £237.49
    Saving: £62.73

     

    • Thermcore Arctic Spa Heater
    • Model: A2360-5350ET
    • 3.6kW
    • Suitable for Arctic Spas
    Discontinued Discontinued

     

    • Thermcore Cal Spa Heater
    • Model: C2250-0011
    • 2.5kW
    • Suitable for Calspa Balboa Spa Pack

     

    Discontinued Discontinued

     

    • Thermcore Flow Thru Heater
    • Model: C2150-0210-1
    • 1.50kW
    • 1.5" Connections
    • Balboa, Canadian
    Discontinued Discontinued

     

    • Thermcore Flow Thru Heater
    • Model: C2250-0309ET
    • 2.5kW
    • Suitable for Hydroquip SMD Spa Packs
    Out of stock Out of Stock
    Email me when back in stock
    £65.00
    Saving: £13.69

     

    • Thermcore Flow Thru Heater
    • Model: C2270-0056
    • 2.7kW
    • Suitable for Jacuzzi
    Discontinued Discontinued

     

    • Thermcore Flow Thru Heater
    • Model: C2300-0024ET
    • 3.0KW
    • Suitable for Vita Spas
    Discontinued Discontinued

     

  • Thermcore RMF Saratoga Heater
  • Model: C2450-1008ET
  • 4.5kW
  • 17.5" Length
  • Suitable for Vita Spas
  • Out of stock Out of Stock
    Email me when back in stock
    £174.99
     

     

  • Thermcore Hydroquip Heater
  • Model: C2200-0800ET
  • 2.0kW
  • Suitable for Hydroquip, Gecko
  • Discontinued Discontinued

     

    • Thermcore Hydroquip Heater
    • Model: C2250-0802A
    • 2.5KW
    • Suitable for Hydroquip, Gecko
    In stock 1 in stock
    In stock Same day dispatch on orders before 15:30
    £139.99