
27kW Tankless Water Heater Electric Max 6.6 GPM ETL Certified
Best price now
27% under what the other stores charge
Compared across 9 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.
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Price facts
- Lowest price today: $446.49 at Amazon (checked Nov 12, 2026).
- Checked at 9 stores.
27kW Tankless Water Heater Electric Max 6.6 GPM ETL Certified prices at every store
- Ace HardwareNew
In stock
$499.99Free shippingChecked 2 h ago - ZoroNew
In stock
$598.39Free shippingChecked 2 h ago - Home DepotNew
In stock
$619.00Free shippingChecked 2 h ago - HomeLogicNew
In stockReturn policy
$1,080.99Checked 2 h ago - AmazonNew
Availability unknown
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$446.49Free shippingChecked 2 h ago - eBayNew
Availability unknownSold by goodplace2shop
$519.95Checked 2 h ago - Do it BestNew
Availability unknown
$609.99Checked 2 h ago - Carr HardwareNew
Availability unknown
$609.99Checked 2 h ago - Lowe'sNew
Availability unknown
$619.00Free shippingChecked 2 h ago
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27kW Tankless Water Heater Electric Max 6.6 GPM ETL Certified price history
Lowest price we've seen: $446.49 on Nov 12 at Amazon. Tracked across 8 stores since Nov 12.
About the 27kW Tankless Water Heater Electric Max 6.6 GPM ETL Certified
⭐ Key Features
•Electrical & Installation Requirements: Before purchasing, please ensure your home's main panel has a total electrical capacity of at least 150 Amps. This 27kW unit requires 3 x separate 40 Amp double-pole breakers and 3 x sets of 8 AWG copper wires, and standard 3/4" NPT water connections for proper installation
•Instant & Endless Hot Water: Powering up to 6.6 GPM of on-demand hot water, the ThermoMate 240V electric tankless water heater ensures a continuous supply without running out. Perfect for running up to 3-4 plumbing fixtures simultaneously (such as 2 shower and a bathroom sink) depending on your inlet water temperature
•Heavy-Duty Cast Aluminum Heating Element: Engineered with a premium cast aluminum heating block and iron-chromium-aluminum alloy elements, featuring an advanced water-and-electricity separation structure. This robust design prevents scale buildup and corrosion, significantly extending the appliance's lifespan
•Smart Modulation for Comfort & Savings: Powered by an intelligent self-modulating chip, this heater monitors flow and inlet temperature in real time to deliver perfect temperature stability from 80°F to 140°F without irritating fluctuations. Operating at 99% thermal efficiency, it saves up to 60% on water heating costs by automatically cutting out the standby energy loss of traditional tank heaters.
•Space-Saving Compact Design: Measuring just 17.09 x 13.15 x 3.15 inches and weighing only 16 lbs, this sleek, wall-mounted grey unit frees up over 50% of your valuable floor space compared to bulky traditional tank heaters. Perfect for whole-house multi-point supply in small homes, tight apartment closets, compact bathrooms, holiday cabins, or commercial spaces
•North American Standard Layout & Safe ETL Listed: ETL listed to rigorous UL-499 and CAN/CSA-C22.2 North American standards. This unit is built with advanced multi-layer protections, including anti-leakage, over-temperature cutoff, dry-combustion proofing, and surge/lightning protection. Every heater undergoes 100% rigorous factory testing to guarantee absolute safety and flawless out-of-the-box operation
🛠️ Specifications
• Brand : thermomate
• Unit : 1 Count
• Color : Gray
• Included components : Water heater, Mount Kit
• Item highlights : 240 Volt Touch Control Instant On-Demand Hot Water Heater with Self-Modulating for Residential Indoor Shower
• Number of items : 1
• Special features : advanced water-and-electricity separation structure, Self-Modulating
• Type : WATER_HEATER
Questions and answers
- Where is the 27kW Tankless Water Heater Electric Max 6.6 GPM ETL Certified cheapest?
- At Amazon, for $446.49, 27% under what the other stores charge, as of our latest check.
- Where can I buy the 27kW Tankless Water Heater Electric Max 6.6 GPM ETL Certified?
- 9 stores we checked sell it, including HomeLogic, Amazon, Ace Hardware, eBay, Zoro.
