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40 Gallon Gas Water Heater

EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology

This is basically the leading choice of other clients buying items related to 40 gallon gas water heater. For further alternatives, take a look at our list of 40 Gallon Gas Water Heater or use the search box.

  • SaleBestseller No. 1 EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
    EcoSmart ECO 11 Electric Tankless Water Heater,...
    (4808)
    $205.14
    Buy on Amazon
    SaleBestseller No. 2 Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
    Ecosmart ECO 36 36kw 240V Electric Tankless Water...
    (599)
    $449.94
    Buy on Amazon
    Bestseller No. 3 Eccotemp FVI12-LP Liquid Propane Gas Tankless Water Heaters, White
    Eccotemp FVI12-LP Liquid Propane Gas Tankless...
    (526)
    $298.94
    Buy on Amazon
  • Best  Tabletop Patio Heater
  • Table of Contents

    • 1 Best 40 Gallon Gas Water Heater Reviews
    • 2 Offers and Discounts
    • 3 Cheap 40 Gallon Gas Water Heater
    • 4 Buy 40 Gallon Gas Water Heater Online
      • 4.1 EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
      • 4.2 Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
      • 4.3 Eccotemp FVI12-LP Liquid Propane Gas Tankless Water Heaters, White
      • 4.4 Ecosmart ECO 24 24 KW at 240-Volt Electric Tankless Water Heater with Patented Self Modulating Technology, 17 x 17 x 3.5
      • 4.5 Rinnai RL75IN Tankless Hot Water Heater, 7.5 GPM, Natural Gas, Indoor Installation
      • 4.6 Stiebel Eltron 230628 240V, 12 kW DHC-E12 Single/Multi-Point-of-Use Tankless Electric Water Heater
      • 4.7 Camplux Tankless Water Heater, 1.32 GPM Portable Propane Outdoor Camping Water Heater, 5L, AY132, White
      • 4.8 Corro-Protec™ Powered Anode Rod for Water Heater, 20-Year Warranty, Eliminates Rotten Egg/Sulfur Smell within 24 hours, Stops Corrosion and Reduces Limescale, Electrical Anode Rod Made of Titanium
      • 4.9 Turbo Tank Cleaner - Water Heater Hard Water Sediment DIY Cleaning Tool
      • 4.10 Rheem 18kW 240V Tankless Electric Water Heater
    • 5 Best 40 Gallon Gas Water Heater 2024

    Best 40 Gallon Gas Water Heater Reviews

  • Comparative review of the top 3 40 Gallon Gas Water Heater options available:
    TOP CHOICE
    EcoSmart
    EcoSmart
    GOOD PRICE QUALITY RATIO
    Eccotemp
    Simba- Disney Minnie Peluche, Multicolor, 25cm (6315874843)
    Simba- Disney Minnie Peluche, Multicolor, 25cm (6315874843)
    Simba- Disney Minnie Peluche, Multicolor, 25cm (6315874843)
    EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
    Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
    Eccotemp FVI12-LP Liquid Propane Gas Tankless Water Heaters, White
    Nº 19,4Very Good
    Nº 29,2Very Good
    Nº 38,8Good
    1. Endless On-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature
    2. Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 11.5 x 8 x 3.75 inches
    3. Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used.
    4. EcoSmart ECO 11 Sizing; 13-kilowatt tankless electric water heater ideal for providing hot water for a bathroom, small sink, office breakroom and other point-of-use or low-flow applications; provides between 1.3 and 3.1 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution
    1. Sleek and compact design with digital output temperature display
    2. ECOSMART tankless water heaters are 99.8-percent energy efficient
    3. Manufactured in United States
    4. Pipe Fittings:3/4 inch NPT
    5. Required Breaker:4 x 40 A
    6. 150 A
    1. Whole home indoor, gas powered tankless water heater, rated at 3.6 GPM that activates only when in use, making it an energy saver.
    2. For indoor installation with safe, efficient power ventilation and perfect for any small home, cabin or apartment.
    3. Easy to read digital temperature display, on a compact and space-saving design with minimal noise output.
    4. Safe electronic ignition system; plugs into standard 120v electrical outlet with UL-listed cord.
    5. Uses standard 1/2 NPT water fittings and is equipped with easy to use manual water temperature controls.Minimum 0.65 GPM flow rate
    CHECK PRICE
    CHECK PRICE
    CHECK PRICE
    TOP CHOICE
    EcoSmart
    EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
    EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
    Score
    Nº 19,4Very Good
    1. Endless On-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature
    2. Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 11.5 x 8 x 3.75 inches
    3. Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used.
    4. EcoSmart ECO 11 Sizing; 13-kilowatt tankless electric water heater ideal for providing hot water for a bathroom, small sink, office breakroom and other point-of-use or low-flow applications; provides between 1.3 and 3.1 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution
    CHECK PRICE
    EcoSmart
    Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
    Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
    Score
    Nº 29,2Very Good
    1. Sleek and compact design with digital output temperature display
    2. ECOSMART tankless water heaters are 99.8-percent energy efficient
    3. Manufactured in United States
    4. Pipe Fittings:3/4 inch NPT
    5. Required Breaker:4 x 40 A
    6. 150 A
    CHECK PRICE
    GOOD PRICE QUALITY RATIO
    Eccotemp
    Eccotemp FVI12-LP Liquid Propane Gas Tankless Water Heaters, White
    Eccotemp FVI12-LP Liquid Propane Gas Tankless Water Heaters, White
    Score
    Nº 38,8Good
    1. Whole home indoor, gas powered tankless water heater, rated at 3.6 GPM that activates only when in use, making it an energy saver.
    2. For indoor installation with safe, efficient power ventilation and perfect for any small home, cabin or apartment.
    3. Easy to read digital temperature display, on a compact and space-saving design with minimal noise output.
    4. Safe electronic ignition system; plugs into standard 120v electrical outlet with UL-listed cord.
    5. Uses standard 1/2 NPT water fittings and is equipped with easy to use manual water temperature controls.Minimum 0.65 GPM flow rate
    CHECK PRICE
  • Offers and Discounts

    If you are looking for cheap 40 Gallon Gas Water Heater, here we will post any offer that we find:

  • SaleBestseller No. 1
    EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
    −31% $205.14
    SaleBestseller No. 2
    Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
    Sleek and compact design with digital output temperature display; ECOSMART tankless water heaters are 99.8-percent energy efficient
    −40% $449.94
    SaleBestseller No. 3
    Ecosmart ECO 24 24 KW at 240-Volt Electric Tankless Water Heater with Patented Self Modulating Technology, 17 x 17 x 3.5
    Lifetime warranty; Never run out of hot water with an ECOSMART tankless water heater; Patented Self Modulating Technology and design.Activation flow 0.3 GPM
    −16% $419.97
    SaleBestseller No. 4
    Rinnai RL75IN Tankless Hot Water Heater, 7.5 GPM, Natural Gas, Indoor Installation
    −13% $1,095.19
    SaleBestseller No. 5
    Stiebel Eltron 230628 240V, 12 kW DHC-E12 Single/Multi-Point-of-Use Tankless Electric Water Heater
    The three years parts warranty is unique in the industry
    −12% $299.00
    SaleBestseller No. 6
    Camplux Tankless Water Heater, 1.32 GPM Portable Propane Outdoor Camping Water Heater, 5L, AY132, White
    −15% $135.99
    SaleBestseller No. 7
    Rheem 18kW 240V Tankless Electric Water Heater
    External digital thermostatic control with LED display (+/1 degree accuracy); Most advanced self-modulation, adjust power to meet hot water demand
    −11% $399.87
  • If there are no available offers, bookmark this page and come back in a couple of days. Price and availability may change quickly.

  • Cheap 40 Gallon Gas Water Heater

    The cheapest options among the top 10:

    SaleBestseller No. 1 Rinnai RL75IN Tankless Hot Water Heater, 7.5 GPM, Natural Gas, Indoor Installation
    Rinnai RL75IN Tankless Hot Water Heater, 7.5 GPM,...
    (235)
    $1,095.19
    Buy on Amazon
    Bestseller No. 2 Turbo Tank Cleaner - Water Heater Hard Water Sediment DIY Cleaning Tool
    Turbo Tank Cleaner - Water Heater Hard Water...
    (726)
    $54.99
    Buy on Amazon
    SaleBestseller No. 3 Camplux Tankless Water Heater, 1.32 GPM Portable Propane Outdoor Camping Water Heater, 5L, AY132, White
    Camplux Tankless Water Heater, 1.32 GPM Portable...
    (1738)
    $135.99
    Buy on Amazon
  • Buy 40 Gallon Gas Water Heater Online

  •  
    EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
    4,808 Reviews

    EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology

    • Endless On-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature
    • Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 11.5 x 8 x 3.75 inches
    • Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used.
    • EcoSmart ECO 11 Sizing; 13-kilowatt tankless electric water heater ideal for providing hot water for a bathroom, small sink, office breakroom and other point-of-use or low-flow applications; provides between 1.3 and 3.1 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution
    $205.14
    Buy on Amazon
     
    Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
    599 Reviews

    Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater

    • Sleek and compact design with digital output temperature display
    • ECOSMART tankless water heaters are 99.8-percent energy efficient
    • Manufactured in United States
    • Pipe Fittings:3/4 inch NPT
    • Required Breaker:4 x 40 A
    • 150 A
    $449.94
    Buy on Amazon
     
    Eccotemp FVI12-LP Liquid Propane Gas Tankless Water Heaters, White
    526 Reviews

    Eccotemp FVI12-LP Liquid Propane Gas Tankless Water Heaters, White

    • Whole home indoor, gas powered tankless water heater, rated at 3.6 GPM that activates only when in use, making it an energy saver.
    • For indoor installation with safe, efficient power ventilation and perfect for any small home, cabin or apartment.
    • Easy to read digital temperature display, on a compact and space-saving design with minimal noise output.
    • Safe electronic ignition system; plugs into standard 120v electrical outlet with UL-listed cord.
    • Uses standard 1/2" NPT water fittings and is equipped with easy to use manual water temperature controls.Minimum 0.65 GPM flow rate
    $298.94
    Buy on Amazon
     
    Ecosmart ECO 24 24 KW at 240-Volt Electric Tankless Water Heater with Patented Self Modulating Technology, 17 x 17 x 3.5
    270 Reviews

    Ecosmart ECO 24 24 KW at 240-Volt Electric Tankless Water Heater with Patented Self Modulating Technology, 17 x 17 x 3.5

    • Lifetime warranty
    • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
    • Never run out of hot water with an ECOSMART tankless water heater
    • Patented Self Modulating Technology and design.Activation flow 0.3 GPM
    • ECOSMART tankless water heaters are 99.8-percent energy efficient
    • 100 A
    $419.97
    Buy on Amazon
     
    Rinnai RL75IN Tankless Hot Water Heater, 7.5 GPM, Natural Gas, Indoor Installation
    235 Reviews

    Rinnai RL75IN Tankless Hot Water Heater, 7.5 GPM, Natural Gas, Indoor Installation

    • Original Design: Tankless hot water heater's Circ-Logic technology offers recirculation patterns that match your habits; For the latest in non-condensing technology that speeds up service and installation, check out our new RE160iN model
    • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: Non-condensing tankless hot water heater from Rinnai is only the size of a small suitcase and fits in a wide variety of spaces, but provides up to 7.5 GPM (5 fixtures at once)
    • Smart, Durable Design: Includes 12-, 5-, and 1-year residential guarantee and 5-, 5-, and 1-year commercial factory warranty for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
    • Professional Installation Recommended: Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
    • Find Your Rinnai: See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
    $1,095.19
    Buy on Amazon
     
    Stiebel Eltron 230628 240V, 12 kW DHC-E12 Single/Multi-Point-of-Use Tankless Electric Water Heater
    212 Reviews

    Stiebel Eltron 230628 240V, 12 kW DHC-E12 Single/Multi-Point-of-Use Tankless Electric Water Heater

    • Set the knob on the front cover and enjoy water temperatures between 86DegreeF (30DegreeC) and 125DegreeF (52DegreeC)
    • The three years parts warranty is unique in the industry
    • Due to its small dimensions and attractive housing the DHC-E can be left unconcealed in many applications
    $299.00
    Buy on Amazon
     
    Camplux Tankless Water Heater, 1.32 GPM Portable Propane Outdoor Camping Water Heater, 5L, AY132, White
    1,738 Reviews

    Camplux Tankless Water Heater, 1.32 GPM Portable Propane Outdoor Camping Water Heater, 5L, AY132, White

    • Lightweight, Compact & Portable Design: The 10 pounds lightweight portable water heater's folding handle keeps it out of the way and enables easy setup outside.
    • Flow Rate & Temperature Specification: The temperature raise is 114.8℉ (46℃) at its highest point and 46.4℉ (8℃) is at its lowest point of 1.32 GPM. Also, 1.32 gallons of hot water can be produced per minute at the flow rate of 1.32 GPM.
    • Versatile Applications: The lowest water pressure at beginning for the water heater is 3.0 PSI. For off-grid and rural areas, this hot water generator powered by two size D batteries is ideal. No more chilly outdoor shower anymore.
    • 6-in-1 Protection & CSA Safety Approved: This tankless water heater is CSA Approved with anti-freezing protection, over-heating protection, low water flow protection, dry combustion protection, high water pressure protection and flame failure device.
    • Installation Instruction & Package Content: This Camplux AY132 heater comes with 1-year guarantee, 5 feet premium on/off shower head, 5 feet gas regulator, 1 set US-standard garden hose, and 1 installation hardware pack. Setting up this propane water heater simply takes 10 minutes.
    • Important Installation Tip: To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. Read the directions before installation check for gas leaks at all times before operating.
    $135.99
    Buy on Amazon
     
    Corro-Protec™ Powered Anode Rod for Water Heater, 20-Year Warranty, Eliminates Rotten Egg/Sulfur Smell within 24 hours, Stops Corrosion and Reduces Limescale, Electrical Anode Rod Made of Titanium
    4,930 Reviews

    Corro-Protec™ Powered Anode Rod for Water Heater, 20-Year Warranty, Eliminates Rotten Egg/Sulfur Smell within 24 hours, Stops Corrosion and Reduces Limescale, Electrical Anode Rod Made of Titanium

    • SAY GOODBYE TO ODORS – Eliminate your water heater odor problem by removing the rotten egg smell caused by hydrogen sulfide with our advanced powered anode rod.
    • PERMANENT CORROSION PROTECTION – Designed to replace your 40-89-gallon water heater’s hex head anode rod, it can help defend against any level of water hardness.
    • ENERGY EFFICIENT DESIGN – By reducing mineral accumulation on the tank, it can help improve the water quality while reducing stress on the tank to reduce energy costs.
    • QUICK AND EASY INSTALLATION – We’ve included an easy-to-follow paper and step-by-step online PDF instructions to make the installation process of your anode rod much easier.
    • WARRANTY & QUALITY – Manufactured right here in Canada, our hot water heater anode rod not only extends the life of your tank, but is backed by a 20-year warranty.
    $159.95
    Buy on Amazon
     
    Turbo Tank Cleaner - Water Heater Hard Water Sediment DIY Cleaning Tool
    726 Reviews

    Turbo Tank Cleaner - Water Heater Hard Water Sediment DIY Cleaning Tool

    • MULTIPLE BENEFITS: Extend the lifetime of your water heater, improve its efficiency, reduce your energy bill, and increase your hot water supply. This tool pays for itself in one use!
    • WORKS GREAT: tradition flushing only removes small loose sediment particles where the Turbo Tank Cleaner works to break up the large sediment deposits collected at the bottom of the tank.
    • UNIVERSAL: cleans all water heater tank types, gas and electric (not for tankless water heaters).
    • CLEAR HOUSING: this allows for full visibility during the sediment removal process.
    • QUICK AND EASY: install through the tanks drain valve hole, no need to drain the tank, and works with any cordless drill and standard garden hose.
    • DURABLE: several iterations have been made to improve the ruggedness of the tool. This includes upgrading the housing to an impact resistant polycarbonate plastic (1/28/2023).
    $54.99
    Buy on Amazon
     
    Rheem 18kW 240V Tankless Electric Water Heater
    1,368 Reviews

    Rheem 18kW 240V Tankless Electric Water Heater

    • External digital thermostatic control with LED display (+/1 degree accuracy)
    • Most advanced self-modulation, adjust power to meet hot water demand
    • Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
    • Simple installation – bottom 3/4 inch NPT water connections
    • Threaded for easy replacement, simple installation, digital temperature display
    $399.87
    Buy on Amazon
  • After seeing the best 40 Gallon Gas Water Heater 2023 lets look into the future:

    Best 40 Gallon Gas Water Heater 2024

    These are the new 40 Gallon Gas Water Heater releases available. Will the best 40 Gallon Gas Water Heater 2024 be among them?

    New Rheem Professional Classic Series 50 Gallon Capacity 4.5 kW Tall Electric Water Heater PROE50 T2 RH95
    Rheem Professional Classic Series 50 Gallon...
    (1)
    $575.00
    Buy on Amazon
    New Flame King YSNAZ132 Portable Tankless Water Heater Propane Gas 5L 1.32GPM at 34,000 BTU, Outdoor Instant Hot Water Shower for RV, Camping, Farm, Cabins
    Flame King YSNAZ132 Portable Tankless Water Heater...
    (176)
    $159.95
    Buy on Amazon
    SaleNew Mizudo Natural Gas Tankless Water Heater 3.6 GPM, 80,000 BTU Indoor Installation Instant Hot Water heater
    Mizudo Natural Gas Tankless Water Heater 3.6 GPM,...
    (2)
    $299.00
    Buy on Amazon
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    Last update 2021-09-03. Price and product availability may change.

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