{"product_id":"unlimited-hot-water-with-marey-eco150-tankless-heater","title":"Marey ECO150 Electric Tankless Water Heater 14.5kW - Compact On-Demand","description":"\u003cp\u003eIn this review of the Marey ECO150 electric tankless water heater the bottom line is straightforward: this compact 14.5kW unit is best for homeowners in warmer regions who need a space-saving, on-demand hot water solution for one to two points of use. The ECO150 earns recommendation for its ETL certification, straightforward LCD temperature control and clear energy-saving premise, while caution is warranted around electrical installation requirements and mixed reports about build consistency and long-run reliability.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric 14.5kW \/ 240V:\u003c\/strong\u003e Delivers strong instantaneous heating power suited to small homes or up to two simultaneous points of use in Southern and Central climates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eETL Certified:\u003c\/strong\u003e Meets recognized safety and electrical standards, offering reassurance for residential installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact footprint:\u003c\/strong\u003e At about 14.7in x 8.7in x 3.5in the unit installs in limited spaces where a tank unit would not fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy on demand:\u003c\/strong\u003e Heats water only when needed, removing standby losses associated with conventional tank heaters and helping reduce energy use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLCD temperature control:\u003c\/strong\u003e Allows quick adjustment of output temperature for better comfort and potential energy optimization.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer support:\u003c\/strong\u003e Comes with a 5 year limited warranty and recommendation for professional installation for safety and compliance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe ECO150 suits homeowners or renters in Southern and Central US regions where incoming water temperature remains relatively warm; it performs well for single showers, sinks, or a shower plus a sink running at the same time. Buyers who value compact design and eliminating standby energy from a traditional tank will appreciate its small footprint and straightforward controls.\u003c\/p\u003e\u003cp\u003eIt is not ideal for cold-climate installations where inlet water can be 55 F or lower - Marey recommends the larger ECO180 in those cases - and buyers without access to a 240V dedicated circuit and a 70 Amp double pole breaker should plan for professional electrical upgrades before purchase.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompact size that saves space and fits tight installation locations.\u003c\/li\u003e\n\u003cli\u003eETL certification and LCD controls make operation simple and give safety assurance.\u003c\/li\u003e\n\u003cli\u003eOn-demand heating reduces standby energy loss compared with tank models.\u003c\/li\u003e\n\u003cli\u003eGood value for users who need reliable hot water for one or two points of use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRequires a dedicated 220V-240V circuit with 70 Amp breaker and 6-gauge wiring, which can add installation cost.\u003c\/li\u003e\n\u003cli\u003eCustomer reports are mixed on build consistency and long-term durability, with a few units failing or shutting down unexpectedly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eECO150 electric tankless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003e14.5kW at 240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eETL certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (HxWxD)\u003c\/td\u003e\n\u003ctd\u003e14.7in x 8.7in x 3.5in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended use\u003c\/td\u003e\n\u003ctd\u003eUp to 2 points of use (Southern\/Central US)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical requirements\u003c\/td\u003e\n\u003ctd\u003eDedicated 220V~240V supply, 70 Amp double pole breaker, 6-gauge wires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e5 year limited warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Marey ECO150 is a practical, space-saving tankless option for those in warmer regions who need hot water for showers and sinks without the energy waste of a tank. It represents good value when paired with proper electrical setup and professional installation, but buyers should weigh reported variability in build quality and the strict wiring requirements before committing.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan this unit serve a whole house?\u003c\/strong\u003e\u003cbr\u003eThe ECO150 is best for up to two points of use and typically will not meet full house demand, especially in colder climates.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat electrical circuit is required?\u003c\/strong\u003e\u003cbr\u003eIt needs a dedicated 220V~240V circuit, a 70 Amp double pole breaker and 6-gauge wiring; professional installation is recommended.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs it reliable for long showers?\u003c\/strong\u003e\u003cbr\u003eMany customers report steady temperature for showers in warm inlet conditions, but there are mixed reviews about long-term durability and occasional shutdowns.\u003c\/p\u003e","brand":"MAREY","offers":[{"title":"Default Title","offer_id":46759742439643,"sku":"B073ZJFHJK","price":269.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/513p2VqoT5L._AC_SL1000.jpg?v=1747587508","url":"https:\/\/gearmusthave.com\/products\/unlimited-hot-water-with-marey-eco150-tankless-heater","provider":"GearMustHave","version":"1.0","type":"link"}