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Honeywell water heater gas - water,
$42.00
Buy It Now
Noritz 7650m remote - rc-7650m,
$45.00
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Smart electric tank - wi-fi electric,
$129.00
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White rodgers water heater gas - water,
$72.99
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Honeywell water heater - water,
$19.99
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Rinnai tankless hot - rinnai,
$29.95
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Honeywell water heater - honeywell,
$224.99
Buy It Now
Honeywell water heater gas - honeywell,
$60.00
Buy It Now
Honeywell water heater gas - honeywell,
$29.00
Buy It Now
Honeywell water heater gas - water,
$45.00
Buy It Now
Honeywell water heater gas - honeywell,
$57.89
Buy It Now
Resideo water heater control - water,
$16.75
Buy It Now
Honeywell water heater - water,
$99.99
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Honeywell water heater control - honeywell,
$89.99
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Honeywell water heater control - honeywell,
$79.99
Buy It Now
Honeywell water heater control - honeywell,
$19.90
Buy It Now
Rinnai 1us s tankless - mc-91-1us-s,
$29.00
Buy It Now
Wh10a apcom electric - apcom, water
$23.03
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Honeywell water heater gas - honeywell,
$53.89
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Aquanta wifi smart electric - wifi,
$100.00
Buy It Now
Honeywell water heater control - honeywell,
$23.99
Buy It Now
Fogatti fog r3001 - fogatti, fog-r3001-l
$69.99
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Honeywell water heater gas - water,
$51.00
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New rinnai 1us s - new,
$40.00
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Fogatti fog r3001 water - fogatti, fog-r3001-l
$69.99
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Rinnai wired wall mount water - rinnai,
$50.00
Buy It Now
White rodgers 37c73u 273 - white, 37c73u-273
$90.00
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Solar water heater controller - water,
$139.00
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Honeywell water heater control - honeywell,
$27.89
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Intellihot water heater - water,
$284.97
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Wifi water heater timer smart - heater, timer,
$98.99
Buy It Now
Water heater gas - water,
$40.00
Buy It Now
Reliance 100112336 water - reliance,
$91.50
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Honeywell water heater - honeywell,
$61.99
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Tankless water heater 15x15 - tankless,
$186.77
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Immersion water heater - water,
$23.99
Buy It Now
Noritz 7650m remote - noritz, rc-7650m
$45.00
Buy It Now
Thermostat for single - ,
$18.99
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Honeywell water heater control - honeywell,
$54.99
Buy It Now
Honeywell water heater - honeywell,
$41.99
Buy It Now
Honeywell water heater gas - honeywell,
$50.00
Buy It Now
Honeywell resideo - honeywell,
$109.99
Buy It Now
Immersion water heater with - immersion,
$85.56
Buy It Now
415 52907 water heater gas - heater,
$166.54
Buy It Now
Honeywell water heater control - water,
$41.89
Buy It Now
Honeywell wv8840c water heater - wv8840c,
$44.99
Buy It Now
Honeywell water heater - heater, control
$38.00
Buy It Now
Solid brass inch heater - solid,
$33.93
Buy It Now
Honeywell wv8840a1001 natural - honeywell,
$34.95
Buy It Now
Wh5 electric water heater - water,
$20.00
Buy It Now
Water heater pack upper - water-heater-pack, 1
$45.81
Buy It Now
Boiler volumetric water heater - boiler,
$21.76
Buy It Now
Honeywell water heater - water,
$50.00
Buy It Now
Honeywell water heater control - honeywell,
$44.89
Buy It Now
Thermostat for double - thermostat,
$18.99
Buy It Now
Vevor tankless water - water, heater
$249.90
Buy It Now
Honeywell water heater - honeywell, gas
$55.00
Buy It Now
Rinnai 4us wired wall - rinnai,
$24.00
Buy It Now
Aquanta smart gas water heater - gas,
$125.00
Buy It Now
Rheem heat pump water - heat, heater
$201.60
Buy It Now
Honeywell water heater - honeywell, gas
$54.99
Buy It Now
Honeywell water heater control - honeywell,
$15.25
Buy It Now
Honeywell water heater gas - water,
$51.99
Buy It Now
Lower thermostat for marathon - thermostat,
$10.35
Buy It Now
1800w immersion water heater - 1800w,
$19.90
Buy It Now
Navien 21du tankless - navien, water
$80.00
Buy It Now
Water heater gas control valve - heater,
$69.00
Buy It Now
Honeywell water heater gas - water,
$59.89
Buy It Now
Sp20233 ap14672 - sp20233, |
$290.99
Buy It Now
Orbek tankless water heater - orbek,
$34.99
Buy It Now
Honeywell water heater - water,
$39.99
Buy It Now
Honeywell water heater gas - water,
$49.99
Buy It Now
Resideo water heater control - resideo,
$15.85
Buy It Now
Honeywell water heater control - honeywell,
$69.99
Buy It Now
Rheem umc 117 tankless water - umc-117,
$24.95
Buy It Now
Aquanta wifi smart gas - aquanta,
$50.00
Buy It Now
Aquanta e300 1 - aquanta, aq-ca-e300-1
$100.00
Buy It Now
Ace 44983 water - water, upper
$21.99
Buy It Now
Thermostat for double - ,
$14.99
Buy It Now
Honeywell water heater gas - honeywell,
$57.00
Buy It Now
Honeywell water heater - honeywell, gas
$41.89
Buy It Now
Honeywell water heater gas - water,
$59.89
Buy It Now
Universal direct row - gas, water
$25.17
Buy It Now
Fit suburban 232306 - fit,
$18.58
Buy It Now
Rheem protech sp8293 electric - rheem,
$25.00
Buy It Now
Rinnai rwm200 wireless - wireless, module
$150.00
Buy It Now
Differential temperature - differential,
$47.99
Buy It Now
Pack black control dial knob - 1-pack,
$12.49
Buy It Now
Honeywell water heater gas - water,
$50.00
Buy It Now
Honeywell water heater - water,
$64.99
Buy It Now
Lasalle bristol hmid - lasalle,
$62.99
Buy It Now
Honeywell wv8440b1110 natural - honeywell,
$40.00
Buy It Now
Sinopé calypso rm3500zb - sinopé, rm3500zb-
$69.00
Buy It Now
Honeywell wv8840c water - honeywell,
$40.00
Buy It Now
Honeywell water heater gas - water,
$64.99
Buy It Now
Honeywell water heater gas - honeywell,
$54.99
Buy It Now
Looking for more water heater controller?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 water heater controller listings currently in our index. Prices range from $10.35 to $290.99, with an average of $64.61. 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 water heater controller →
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Whether you are looking for a brand-new or second-hand water heater controller, 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 $10.35, while premium listings can reach $290.99 — giving you a wide budget spread to work with. The average price of $64.61 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.