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Everbilt gal thermal - 2,

Everbilt gal thermal - 2,

$29.00
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Proflo pfxt5i thermal - pfxt5i,

Proflo pfxt5i thermal - pfxt5i,

$95.69
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Backstop a101 2 1 gal - 2.1,

Backstop a101 2 1 gal - 2.1,

$24.99
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Everbilt gal thermal - everbilt, 4.5

Everbilt gal thermal - everbilt, 4.5

$44.99
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Holdrite mounting bracket for - mounting,

Holdrite mounting bracket for - mounting,

$14.50
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Holdrite mounting bracket - holdrite,

Holdrite mounting bracket - holdrite,

$13.98
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Mini thermal expansion - thermal,

Mini thermal expansion - thermal,

$24.99
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Expansion tank bracket - expansion, water

Expansion tank bracket - expansion, water

$38.00
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Proflo pfxt5i water heater - proflo,

Proflo pfxt5i water heater - proflo,

$39.99
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Universal expansion tank water - expansion,

Universal expansion tank water - expansion,

$24.99
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Potable thermal expansion tank - potable,

Potable thermal expansion tank - potable,

$19.99
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Potable thermal expansion tank - thermal,

Potable thermal expansion tank - thermal,

$107.99
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Smith water heater - ao,

Smith water heater - ao,

$42.65
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Expansion tank brackets - expansion,

Expansion tank brackets - expansion,

$15.99
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Eastman 60022 thermal - eastman,

Eastman 60022 thermal - eastman,

$35.00
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Gallon water heater - gallon,

Gallon water heater - gallon,

$74.63
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Potable thermal expansion tank - expansion,

Potable thermal expansion tank - expansion,

$22.00
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Expansion tank mounting - expansion,

Expansion tank mounting - expansion,

$22.02
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Everbilt gal beige thermal - everbilt,

Everbilt gal beige thermal - everbilt,

$34.42
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Expansion tank bracket - expansion, metal

Expansion tank bracket - expansion, metal

$25.89
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Thrifco 4906032 gallon - 4906032,

Thrifco 4906032 gallon - 4906032,

$43.99
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Water heater expansion - water, tank

Water heater expansion - water, tank

$90.89
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Thrifco 4906032 gallon - thrifco,

Thrifco 4906032 gallon - thrifco,

$43.99
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Smith water heater - smith,

Smith water heater - smith,

$34.99
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Everbilt gal thermal - gal.,

Everbilt gal thermal - gal.,

$29.69
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Mini expansion tank for - tank,

Mini expansion tank for - tank,

$30.59
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Expansion tanks for hot - tanks,

Expansion tanks for hot - tanks,

$74.71
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Expansion tanks for - expansion,

Expansion tanks for - expansion,

$2110.38
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Watts regulator plt psi - regulator, plt-5

Watts regulator plt psi - regulator, plt-5

$59.99
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Proflo pfxt1ss stainless - stainless, steel

Proflo pfxt1ss stainless - stainless, steel

$21.99
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Water heater expansion tank - water,

Water heater expansion tank - water,

$59.89
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Water worker gal - 4.4, gal.

Water worker gal - 4.4, gal.

$91.96
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Expansion tank for tankless - expansion,

Expansion tank for tankless - expansion,

$27.89
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Utilitech water heater - utilitech,

Utilitech water heater - utilitech,

$25.33
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Zilmet zep1 stainless - zilmet,

Zilmet zep1 stainless - zilmet,

$29.99
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Holdrite mounting bracket for - mounting,

Holdrite mounting bracket for - mounting,

$17.95
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Everbilt gal thermal - 2,

Everbilt gal thermal - 2,

$25.00
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Smith gallon water heater - smith,

Smith gallon water heater - smith,

$44.50
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2020 2024 lincoln aviator - -,

2020 2024 lincoln aviator - -,

$71.46
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Zurn water thermal - zurn,

Zurn water thermal - zurn,

$69.95
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Water heater expansion tank - water,

Water heater expansion tank - water,

$58.89
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Ttflex gallon expansion - 2.1,

Ttflex gallon expansion - 2.1,

$56.99
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Expansion tank mounting - tank,

Expansion tank mounting - tank,

$27.99
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Set universal water heater - universal,

Set universal water heater - universal,

$27.99
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Amtrol therm trol - amtrol, st-12

Amtrol therm trol - amtrol, st-12

$95.14
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Pro flex ph12 - 2,

Pro flex ph12 - 2,

$89.00
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1pc water heater - water,

1pc water heater - water,

$68.99
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Charman gallon water - charman,

Charman gallon water - charman,

$58.05
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Efield water heater - water,

Efield water heater - water,

$49.99
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Everbilt thermal expansion - everbilt,

Everbilt thermal expansion - everbilt,

$17.50
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Gal 150 psi residential - 150-psi,

Gal 150 psi residential - 150-psi,

$48.00
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Potable thermal expansion - potable,

Potable thermal expansion - potable,

$42.89
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Gallon stainless steel - 2-gallon,

Gallon stainless steel - 2-gallon,

$31.89
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Watts det water heater - det-12,

Watts det water heater - det-12,

$59.99
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Everbilt gal thermal - 2,

Everbilt gal thermal - 2,

$20.00
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Ttflex gallon expansion - ttflex,

Ttflex gallon expansion - ttflex,

$35.00
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Everbilt gal thermal - gal,

Everbilt gal thermal - gal,

$59.92
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Expansion tank mounting - expansion,

Expansion tank mounting - expansion,

$25.99
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Gallon stainless steel - 2-gallon,

Gallon stainless steel - 2-gallon,

$35.09
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Gallon water heater - gallon,

Gallon water heater - gallon,

$95.89
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Zoro select 60023 - select, thermal

Zoro select 60023 - select, thermal

$80.15
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Smith water heater - smith,

Smith water heater - smith,

$29.99
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Eastman 60022 water heater - eastman,

Eastman 60022 water heater - eastman,

$47.93
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Motoku expansion tank radiator - motoku,

Motoku expansion tank radiator - motoku,

$25.60
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Wellsaver le2 water - #le2,

Wellsaver le2 water - #le2,

$28.95
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Utilitech 0160680 gallon - utilitech, 2

Utilitech 0160680 gallon - utilitech, 2

$19.95
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Tankless water heater - tankless,

Tankless water heater - tankless,

$25.00
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Amtrol water heater - amtrol, expansion

Amtrol water heater - amtrol, expansion

$49.99
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Rheem 60022 gal thermal - 2,

Rheem 60022 gal thermal - 2,

$66.49
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Zhoudashu expansion tank - zhoudashu,

Zhoudashu expansion tank - zhoudashu,

$22.85
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Everbilt thermal expansion - everbilt,

Everbilt thermal expansion - everbilt,

$42.61
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Tian tai gallon - 🔴tian, 2

Tian tai gallon - 🔴tian, 2

$74.80
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Efield water heater expansion - water,

Efield water heater expansion - water,

$69.99
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Flextron series water heater - e-series,

Flextron series water heater - e-series,

$26.95
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Eastman gal water - eastman,

Eastman gal water - eastman,

$71.16
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2020 2025 nissan sentra - -,

2020 2025 nissan sentra - -,

$114.20
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Eastman 60008 gal mini - eastman,

Eastman 60008 gal mini - eastman,

$24.95
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Water heater expansion tank - water,

Water heater expansion tank - water,

$25.89
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Thrifco 4906028 mounting - thrifco,

Thrifco 4906028 mounting - thrifco,

$16.99
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Water heater expansion tank - water,

Water heater expansion tank - water,

$23.50
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Water expansion tank 5 - tank, 4.5

Water expansion tank 5 - tank, 4.5

$112.89
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Water heater expansion tank - water,

Water heater expansion tank - water,

$96.89
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Water heater expansion - water, tank

Water heater expansion - water, tank

$71.79
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Quickstrap universal expansion - quickstrap,

Quickstrap universal expansion - quickstrap,

$27.99
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Expansion tank bracket for - bracket,

Expansion tank bracket for - bracket,

$27.99
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Expansion tank mounting - tank,

Expansion tank mounting - tank,

$28.79
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Gallon thermal expansion - thermal,

Gallon thermal expansion - thermal,

$48.59
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Eastman 60023 white - 60023, 150

Eastman 60023 white - 60023, 150

$54.41
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Flextron series water heater - flextron, e-series

Flextron series water heater - flextron, e-series

$30.00
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Gal 150 psi residential - 150-psi,

Gal 150 psi residential - 150-psi,

$39.99
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Expansion tank mounting - expansion,

Expansion tank mounting - expansion,

$29.75
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Reliance gal water heater - reliance,

Reliance gal water heater - reliance,

$86.27
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Water worker gal - water,

Water worker gal - water,

$73.40
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Rheem rrt water heater - rheem, rrt-12

Rheem rrt water heater - rheem, rrt-12

$130.98
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Motoku expansion tank radiator - expansion,

Motoku expansion tank radiator - expansion,

$69.99
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Flex potable thermal - tt,

Flex potable thermal - tt,

$95.00
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📊96 listings · from $13.98 · avg $69.53
⚠️ These listings were last updated more than 9 days ago. Search for fresh listings

Browse 96 tank water expansion heater listings currently in our index. Prices range from $13.98 to $2110.38, with an average of $69.53. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about tank water expansion heater →

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Everything you need to know about tank water expansion heater

Whether you are looking for a brand-new or second-hand tank water expansion heater, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $13.98, while premium listings can reach $2110.38 — giving you a wide budget spread to work with. The average price of $69.53 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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