Refurbished Water Heaters & Parts — 251 Deals

251 open-box and refurbished Water Heaters & Parts deals are live for shoppers in the US right now, with discounts averaging 29% off retail. Prices range from $5 to $1,210, and every listing shows the seller's condition grade, current price, savings versus list price and stock status — so you can compare before you buy. Top brands on sale include Rheem, CAMPLUX ENJOY OUTDOOR LIFE, Nessxa and Eemax. Inventory syncs from Amazon and other partner stores throughout the day; open-box stock is usually one-of-a-kind, so the best deals sell out fast.

251 live US listings.

USA

VancEpic

Vancepic Gen II 2.5 Gallons Electric Mini Tank Water Heater, 120V, 1440W

$85⁸⁵

Bosch Thermotechnology

Bosch Thermotechnology Tronic 6100 Electric Tankless Water Heater, 27 kW, White

$278²⁹

Vancepic Tankless Water Heater Propane, Max 8.5 GPM 190000 BTU Outdoor on Demand Instant Hot Water Heater with LED Temperature Control Panel RHO19K-LPG

$309³⁵

Stiebel Eltron Tankless Water Heater – Tempra 36 Plus – Electric, 36kW, On Demand Hot Water, Eco, White, Made in Germany

$437⁰²

Eemax HA036240 240V 36 kW Electric Tankless Water Heater

$373²⁵

Vancepic Tankless Water Heater Propane, Max 5.3 GPM 130000 BTU Outdoor On Demand Instant Hot Water Heater with LED Temperature Control Panel

$263⁹¹

Vancepic Tankless Water Heater Propane, Max 8.5 GPM 190000 BTU Indoor On Demand Instant Hot Water Heater with LED Temperature Control Panel

$386³⁷

Coleman Water Heater | Hot Water on Demand H2Oasis Portable Water Heater

$189⁴³

Opti15 opti 15kW 240V 3.0GPM 25-Year Warranty Electric Tankless Water Heater

$182⁹²

Stiebel Eltron Tankless Water Heater – Tempra 29 Plus – Electric, 28.8kW, On Demand Hot Water, Eco, White, Made in Germany

$427³¹

VEVOR Tankless Water Heater Electric, 36KW 240V Black Instant Water Heater, LCD Touch Screen, Digital Temperature Display, Child Security Lock, On Demand for Bathroom, Kitchen, Shower, Mall, Salon

$191³⁹

Eemax HA011240, Grey, 6 Gauge , Gray

$54²⁷

EcoSmart ECOS 18 Tankless Electric Water Heater, 18 Kw at 240 Volts, 75 Amps with Patented Self Modulating Technology

$177⁵⁸

RecPro RV Tankless Gas Water Heater | 42,000 BTU | Black

$295⁴³

Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray

$370⁷³

WINTEMP 36kW Tankless Electric Water Heater 240V ETL Certified WiFi

$349⁹⁹

EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology, 17 x 17 x 3.5, White

$455⁰⁰

CAMPLUX ENJOY OUTDOOR LIFE

CAMPLUX Propane Tankless Water Heater 2.64 GPM, CM264 Gas Tankless Water Heater Indoor, 68,000 BTU On Demand Instant Hot, White

$148⁰⁵

Rheem 3.5kW 120V Point of Use Thermostatic Tankless Electric Water Heater

$124⁹⁹

Ranein Propane Gas Tankless Water Heater, Outdoor Max 8.5 GPM, 190,000 BTU Instant Hot Water Heater

$557⁸⁰

CAMPLUX ENJOY OUTDOOR LIFE

CAMPLUX Climatech 5 Tankless Water Heater Gas Outdoor 6.86 GPM Up to 8.4 GPM,199,000 BTU, CSA Certified On Demand Gas Tankless Hot Water Heater Natural Gas, 3-8 Persons Whole House, WA686

$559⁹⁹

Eemax SPEX65 FlowCo Tankless Electric Water Heater, White

$111¹²

CAMPLUX ENJOY OUTDOOR LIFE

CAMPLUX Nano 3 Ultra, Constant Temperature Portable Propane Water Heater, Rechargeable Water Heater & Shower Pump, CSA Certified Safety, Propane Camping Shower, for RVs, Hiking, Fishing & Glamping

$321⁹⁹

Vancepic Tankless Water Heater Natural Gas, Max 4.3 GPM 100,000 BTU Indoor On Demand Instant Hot Water Heater with Smart Temperature Control

$264⁶⁶

Water Heaters & Parts open-box FAQ

How much can I save on open-box Water Heaters & Parts?

Discounts on Water Heaters & Parts at OpenBoxFox currently average 29% off retail across 251 live listings, with prices from $5 to $1,210. Savings are measured against the manufacturer's list price.

Are open-box and refurbished Water Heaters & Parts safe to buy?

Yes — every listing shows the seller's condition grade (from open-box "Like New" to certified refurbished) before you buy. You purchase directly from the seller, such as Amazon, and that seller's standard return policy applies to your order.

Which Water Heaters & Parts brands are on sale open-box right now?

The most-listed brands in Water Heaters & Parts at the moment are Rheem, CAMPLUX ENJOY OUTDOOR LIFE, Nessxa, Eemax and VancEpic. New open-box inventory arrives daily, so brand availability changes often.

How often are Water Heaters & Parts deals updated?

OpenBoxFox syncs Water Heaters & Parts inventory from partner stores throughout the day. Sold-out listings are removed automatically and new deals appear shortly after we find them.

Shop more: Refurbished Tools & Home Improvement · Refurbished Plumbing