Heater Elements & Parts

Pool & Spa electric heaters and heater parts including electric heater elements and components - see also sensors category
Heat Exchangers for external heat source heating of pools and spas
For spa, swimming pool and aqua-culture applications


spa and pool electric heater elements, unions, pressure switches, parts 



1.3kw incoloy universal 10" spa heater element

SKU: hq12-0107-K

1.3kw, 240v universal incoloy 10" spa heater element Element sheath: Incoloy Element Bulkhead: 304SS Suits Gecko Microspa 10A packs, Hydroquip 7500 spa packs and other applications such as Hot Spring ...

20 In Stock

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1.5" Heater Union Flat O-Ring

SKU: tprmg-02-651g

Suits 1.5" Heater union - not common - one side is flat, the other has a raised rib for better seal - SOLD INDIVIDUALLY Gasket side - outside diameter - 61mm, inside diameter - 40mm O-ring side - diameter ...

22 In Stock

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1.5" Heater Union Tailpiece - Male

SKU: tprpl2-15-202a

Suits 1.5" Heaters - not common - used on some cs7500 Hydroquip packs with elements welded into the tubes and 'may' suit some Chinese made LX Rooster heaters amongst others...

4 In Stock

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1.5kw Hairpin spa heater element - Suits Early Export Sundance Spas & others

SKU: at70-20315

1.5 kw Aquatemp Thermcore hairpin spa heater element - suits Export Sundance Spas around 1992 with round heater flange in stainless steel inline tube, usually coupled to Hayward pump. 310mm immersion length....

2 In Stock

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2" Heater Flat O Ring - Pair

SKU: tprmg-02-652g

2" heater flat o-ring pair Combination gasket and o ring in one for superior seal - installed each end of the heater tube This is the common size used in almost all stainless steel heaters. Can be used on m...

2 In Stock

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2" Heater Union Tailpiece - Male - suits Gecko, Balboa, Hydroquip, etc

SKU: hq42-0006A

Spa 2" flow through heater male tail - Suits 2" Heaters from Gecko, Hydroquip, Aquatemp, Balboa, RMF, Hydroquip, some Spaquip and others 2" / 50mm socket with male thread for heater locknut to screw onto...

82 In Stock

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2.0kw incoloy universal 10" spa heater element

SKU: hq12-0106-K

2.0kw, 240v universal incoloy 10" spa heater element Element sheath: Incoloy Element Bulkhead: 304SS Suits Balboa, Gecko, Hydroquip and other applications 1 year warranty. ...

56 In Stock

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2.0kw Titanium Universal Spa Heater Element

SKU: tp25-4026biz-2

2.0kw 100% titanium spa heater element Titanium sheath and bulkhead...

3 In Stock

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2.5" Heater Uni-Nut

SKU: tp86-02370

Suits 2.5" Heater tubes - used in conjunction with uni-nut retainer ring...

2 In Stock

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2.5" Heater Uni-Nut w/retainer ring

SKU: hq42-2333b-k

Suits 2.5" Heater tubes - 2.5" Uni-Nut and split retainer ring - to suit 3" heater housings. NB this is a more unusual larger size than the standard heater tubes fitted to Balboa, Gecko, Hydroquip etc. Do no...

3 In Stock

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2.5" Heater Union Flat O-Ring

SKU: tprmg-02-674

Suits 2.5" Heater union - not common - one side is flat, the other has a raised rib for better seal - SOLD INDIVIDUALLY Gasket side - outside diameter - 84mm, inside diameter - 70mm O-ring side - diameter o...

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2.5" Heater Union Tailpiece - Male

SKU: tprpl2-25-212

Suits 2.5" Heaters - not common...

2 In Stock

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2.5" Spa Heater Split Nut - suits selected 2.5" heaters only - not common

SKU: mp121108025

2.5" Spa Heater Split Nut The nut has a built in collar to prevent it sliding off the tube. This nut is in 2 halves held together by 2 screws, however once assembled over the tube, threads on and off the uni...

5 In Stock

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2.5" Spa Heater Split Nut - suits selected 3" heaters only - not common

SKU: hq42-0042A

2.5" Spa Heater Split Nut to suit 3" heater tubes The nut has a built in collar to prevent it sliding off the tube. This nut is in 2 halves held together by 2 screws, however once assembled over the tube, th...

5 In Stock

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2.5kw incoloy universal 10" spa heater element

SKU: hq12-0105-K

2.5kw, 240v universal incoloy 10" spa heater element Element sheath: Incoloy Element Bulkhead: 304SS Suits Balboa, Gecko, Hydroquip and other applications Commonly used size on older LA Spas, Southwe...

5 In Stock

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3.0kw incoloy universal 10" spa heater element

SKU: hq12-0104-K

3.0kw, 240v universal incoloy 10" spa heater element Element sheath: Incoloy Element Bulkhead: 304SS Suits Balboa, Gecko, Hydroquip and other applications 1 year warranty. ...

36 In Stock

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3.0kw Titanium Universal 7" spa heater element

SKU: hq12-0114F-K

3.0kw, 240v universal titanium 7" spa heater element Element sheath: Titanium Element Bulkhead: 316SS Suits Balboa M7 (GS / GL series and older series), Gecko, Hydroquip and other applications 1 ye...

9 In Stock

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3.6kw hairpin tefel coated spa heater element - suits Arctic Spas and others

SKU: tp25-0478et

3.6kw, 240v tefel coated hairpin shaped Aquatemp Therm Products spa heater element to suit Arctic Spas heaters and others...

2 In Stock

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3.6kw titanium universal 7" spa heater element

SKU: hq12-0113G-K

3.6kw, 240v universal titanium 7" spa heater element Element sheath: Titanium Element Bulkhead: 316SS Suits Gecko S-Class and M-Class packs, Hydroquip 7907 spa packs and other applications 1 year w...

14 In Stock

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3.6kw Titanium Universal Spa Heater Element

SKU: tp25-4042biz

3.6kw 100% titanium spa heater element titanium sheath and bulkhead...

6 In Stock

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4.0kw incoloy universal 10" spa heater element

SKU: hq12-0102-K

4.0kw, 240v universal incoloy 10" spa heater element Element sheath: Incoloy Element Bulkhead: 304SS Suits Balboa, Gecko, Hydroquip and other applications 1 year warranty. ...

5 In Stock

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4.0kw Titanium universal 10" spa heater element

SKU: hq12-0102F-K

4.0kw, 240v universal titanium 10" spa heater element Element sheath: Titanium Element Bulkhead: 316SS Suits Balboa, Gecko, Hydroquip and other applications 1 year warranty. ...

5 In Stock

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5.5kw incoloy universal 10" spa heater element

SKU: hq12-0100-K

5.5kw, 240v universal incoloy 10" spa heater element Element sheath: Incoloy Element Bulkhead: 304SS Suits Balboa, Gecko, Hydroquip and other applications 1 year warranty. ...

9 In Stock

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5.5kw Titanium Universal spa heater element

SKU: tp25-4034-bi-ti

5.5kw, 240v titanium element to suit: Balboa including M7 Gecko Hydroquip and many others 100% titanium element for maximum chemical resistance and longevity...

4 In Stock

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