Top 10 40 Gallon Hot Water Heaters
for December 2021

Recommendations are independently chosen by MOOZ’s editors. Purchases you make through our links may earn us a commission.

1
9.8
SCORE
Corro-Protec CP-R Water Heater Powered Titanium Anode Rod (40-89 Gallon Tank) - Eliminate Odor (Sulfur/rotten egg smell), Corrosion and Reduce Limescale

Corro-Protec CP-R Water Heater Powered Titanium Anode Rod (40-89 Gallon Tank)

Eliminate Odor (Sulfur/rotten egg smell), Corrosion and Reduce Limescale

by Corro-Protec
What We like

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.

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Product Features

  • Say Goodbye to Odors Eliminate your water heat odor problem by removing the rotten egg smell caused by hydrogen sulfide with our advanced powered anode rod.
  • Quick and Easy Installation Weve included an easy-to-follow paper and step-by-step online PDF instructions to make installing your anode rod much easier.
  • Permanent Corrosion Protection Designed to replace your 40-89-gallon water heaters hex head anode rod, it can help defend against any level of water hardness.

Quick and easy installation weve included an easy-to-follow paper and step-by-step online pdf instructions to make installing your anode rod much easier. Permanent corrosion protection designed to replace your 40-89-gallon water heaters hex head anode rod, it can help defend against any level of water hardness. Say goodbye to odors eliminate your water heat odor problem by removing the rotten egg smell caused by hydrogen sulfide with our advanced powered anode rod.

2
9.5
SCORE
50L/13 Gallon 110V Electric Instant Hot Water Heater Tank 110v Hot Water Tank Hot Water Heater For Household Shower USA Shipping FAST

Pevor 50L/13 Gallon 110V Electric Instant Hot Water Heater Tank 110v Hot Water Tank Hot Water Heater For Household Shower USA Shipping FAST

by Pevor
What We like

Function- Thickening of the overall polyurethance foam: good temperature control effect and energy and power saving, Pre-thermostat knob and indication light: easy to operation and clear state

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Product Features

  • Special-purpose sewage outfall- simple liner cleaning, time-saving and labour-saving. Liner anode protector is mounted at sewage outfall to facilitate checking and replacing anode protection materials
  • SIZE-Simple appearance and firm structureCompact size saves valuable storage space
  • Full-automatic control-Automatically adding cold water, automatically heating and automatic temperature control

Special-purpose sewage outfall- simple liner cleaning, time-saving and labour-saving. liner anode protector is mounted at sewage outfall to facilitate checking and replacing anode protection materials Full-automatic control-automatically adding cold water, automatically heating and automatic temperature control Size-simple appearance and firm structurecompact size saves valuable storage space

3
9.3
SCORE
Bradford White 40 Gallon Natural Gas Water Heater #RG240T6N

Bradford White 40 Gallon Natural Gas Water Heater #RG240T6N

by Bradford White
What We like

Advanced ScreenLok Technology Flame Arrestor Design

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Product Features

  • Factory-Installed Hydrojet Total Performance System
  • Bradford White ICON System
  • Resettable Thermal Switch
  • Maintenance-Fre

Resettable thermal switch Factory-installed hydrojet total performance system Maintenance-fre Bradford White icon system

4
9
SCORE
RHEEM GIDDS-2487238 Rheem Professional Classic Tall Electric Water Heater, 40 gallon, 240 Vac, 4500W, Top T&P Relief Valve

RHEEM GIDDS-2487238 Rheem Professional Classic Tall Electric Water Heater

40 gallon, 240 Vac, 4500W, Top T&P Relief Valve

by RHEEM
What We like

Highly durable

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Product Features

  • This product is manufactured in MEXICO
  • This product adds a great value

This product adds a great value This product is manufactured in mexico

5
8.8
SCORE
American Standard CE-12-AS 12 gallon Point of Use Electric Water Heater

American Standard Water Heaters American Standard CE-12-AS 12 gallon Point of Use Electric Water Heater

by American Standard
What We like

Factory installed Brass drain valve on all models allows for easy draining of the unit which reduces sediment deposits extending tank life

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Product Features

  • Factory installed Brass temperature/pressure relief valve
  • American standard point-of-use electric water heaters are all certified at 300 psi test pressure and 150 psi working pressure. All tanks are also 100% hydrostatically tested at the factory
  • Heavy gauge Steel tank
  • Inner Dura glas lined tank fired at 1,600f for optimum protection from the effects of corrosion

Heavy gauge steel tank American Standard point-of-use electric water heaters are all certified at 300 psi test pressure and 150 psi working pressure. all tanks are also 100% hydrostatically tested at the factory Factory installed brass temperature/pressure relief valve Inner dura glas lined tank fired at 1,600f for optimum protection from the effects of corrosion

6
8.6
SCORE
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

by Ecosmart
What We like

ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98

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Product Features

  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Patented Self Modulating Technology and design
  • Never run out of hot water with an ECOSMART tankless water heater

Never run out of hot water with an Ecosmart tankless water heater Save up to 60-percent on your water heating cost with an Ecosmart electric tankless water heater Patented self modulating technology and design

7
8.1
SCORE
RELIANCE WATER HEATER CO 6-30-EOLBS 100 30 gallon Electric Water Heater

RELIANCE WATER HEATER CO 6-30-EOLBS 100 30 gallon Electric Water Heater

by TV Non-Branded Items (Home Improvement)
What We like

Model number: 6-30-EOLBS 100

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Product Features

  • Aluminum anode rod
  • 95 energy factor
  • Pex polymer lined heat trap nipples

95 energy factor Pex polymer lined heat trap nipples Aluminum anode rod

8
7.1
SCORE
A.O. Smith GCR-40 ProMax Plus High Efficiency Gas Water Heater, 40 gal

A. O. Smith A.O. Smith GCR-40 ProMax Plus High Efficiency Gas Water Heater

40 gal

by Trumbull Industries
What We like

Internal microprocessor provides enhanced operating parameters and tighter differentials for precise sensing and faster heating response

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Product Features

  • Meets all current regulations set forth by the National Appliance Energy Conservation Act (NAECA)
  • Self-powered electronic gas valve uses thermopile to generate power needed to operate the electronic gas control without requiring external power
  • Dynaclean diffuser dip tube helps reduce lime and sediment buildup, maximizes hot water output; made from long-lasting PEX cross-linked polymer
  • Blue Diamond glass coating provides superior corrosion resistance to industry-standard glass lining

Dynaclean diffuser dip tube helps reduce lime and sediment buildup, maximizes hot water output; made from long-lasting pex cross-linked polymer Self-powered electronic gas valve uses thermopile to generate power needed to operate the electronic gas control without requiring external power Blue diamond glass coating provides superior corrosion resistance to industry-standard glass lining Meets all current regulations set forth by the national appliance energy conservation act (naeca)

9
7.1
SCORE
A.O. Smith ENS-40 ProMax Short Electric Water Heater, 40 gal

A. O. Smith A.O. Smith ENS-40 ProMax Short Electric Water Heater

40 gal

by Trumbull Industries
What We like

Durable, tamper-resistant brass drain valve

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Product Features

  • Permaglas glass coating protects steel tank from corrosion and maximizes tank life
  • Dynaclean diffuser dip tube helps reduce lime and sediment buildup while maximizing hot water output; made from long-lasting PEX cross-linked polymer
  • Meets all current regulations set forth by the National Appliance Energy Conservation Act (NAECA)
  • CoreGard anode rode aluminum anode with stainless steel core protects tank against corrosion longer than ordinary steel anodes

Dynaclean diffuser dip tube helps reduce lime and sediment buildup while maximizing hot water output; made from long-lasting pex cross-linked polymer Permaglas glass coating protects steel tank from corrosion and maximizes tank life Meets all current regulations set forth by the national appliance energy conservation act (naeca) Coregard anode rode aluminum anode with stainless steel core protects tank against corrosion longer than ordinary steel anodes

10
7.1
SCORE
A.O. Smith GCR-40LP ProMax Plus High Efficiency Liquid Petroleum Gas Water Heater, 40 gal

A. O. Smith A.O. Smith GCR-40LP ProMax Plus High Efficiency Liquid Petroleum Gas Water Heater

40 gal

by Trumbull Industries
What We like

Internal microprocessor provides enhanced operating parameters and tighter differentials for precise sensing and faster heating response

more infoarrow_drop_down

Product Features

  • Self-powered electronic gas valve uses thermopile to generate power needed to operate the electronic gas control without requiring external power
  • Dynaclean diffuser dip tube helps reduce lime and sediment buildup, maximizes hot water output; made from long-lasting PEX cross-linked polymer
  • Meets all current regulations set forth by the National Appliance Energy Conservation Act (NAECA)
  • Blue Diamond glass coating provides superior corrosion resistance to industry-standard glass lining

Blue diamond glass coating provides superior corrosion resistance to industry-standard glass lining Meets all current regulations set forth by the national appliance energy conservation act (naeca) Dynaclean diffuser dip tube helps reduce lime and sediment buildup, maximizes hot water output; made from long-lasting pex cross-linked polymer Self-powered electronic gas valve uses thermopile to generate power needed to operate the electronic gas control without requiring external power

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