Best 40 Gallon Hot Water Heaters in 2020

$800.00
in stock
1 new from $800.00
Amazon.com
$23.33
$34.20
in stock
6 new from $34.20
1 used from $23.33
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$119.95
in stock
3 new from $119.95
4 used from $99.12
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$20.48
$25.99
in stock
14 new from $12.49
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$596.00
in stock
4 new from $596.00
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$89.65
$134.99
in stock
3 new from $134.98
1 used from $89.65
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Free shipping
Last updated on July 14, 2020 5:57 pm

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

$736.67  in stock
1 new from $736.67
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as of July 14, 2020 5:57 pm

Features

  • Blue Diamond glass coating provides superior corrosion resistance to industry-standard glass lining
  • Self-powered electronic gas valve uses thermopile to generate power needed to operate the electronic gas control without requiring external power
  • Internal microprocessor provides enhanced operating parameters and tighter differentials for precise sensing and faster heating response
  • 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)

Premier Plus 6911154 NAT Gas Water Heater Burner Assembly for Series 100

$97.96  in stock
2 new from $97.96
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as of July 14, 2020 5:57 pm

Features

  • Premier Plus Natural Gas Water Heater Burner Assembly For Model Bfg 40T40 Or Series 100
  • Can also be used on equivalent American & U.S. Craft master brands Series 100 units
  • The product is manufactured in United States

Indirect Hot Water Heater, Indoor/Outdoor Hot Water Storage Tank, 40 Gallons 1 Coil-Residential Solar Water Heater System, Enamel Inner Tank

 out of stock
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as of July 14, 2020 5:57 pm

Features

  • ☀HEATING CAPACITY: This product is recommended for households of 2-4 people.
  • ☀INLET/OUTLET SIZE: 3/4" NPT inlet/outlet sizes; 21 Gal./hr; Wattage: 2.5kW; Electric Heater--8530 Btu/hr; Net Volume--38.6 Gal
  • ☀APPLICATIONS: Heating and storing domestic water, standalone electric heater, electric/wood/gas/coal boiler
  • ☀PROTECTIVE BODY: This product has an enamel inner tank, which is better for heating up water.
  • ☀THREE YEAR WARRANTY: Our product comes with a 3 year warranty to help protect against manufacturer defects.

Bradford White 40 Gallon Natural Gas Water Heater #RG240T6N

$800.00  in stock
1 new from $800.00
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as of July 14, 2020 5:57 pm

Features

  • Bradford White ICON System
  • Advanced ScreenLok Technology Flame Arrestor Design
  • Resettable Thermal Switch
  • Maintenance-Fre
  • Factory-Installed Hydrojet Total Performance System

HOT WATER TANK HEATER INSULATION JACKET DIY 'PREMIUM' KIT: ENERGY SAVING REFLECTIVE FOIL FITS 50 & 60 GALLON WATER TANKS. MANUFACTURER OF THIS KIT FOR 27 YEARS. EXCLUSIVELY SOLD BY 'JR GLOBAL SALES'

$34.20
$23.33  in stock
6 new from $34.20
1 used from $23.33
Free shipping
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as of July 14, 2020 5:57 pm

Features

  • Patented Reflective Foil Stops 97% of Radiant Heat Loss.Original Manufacturer of this Kit for 27 years.
  • Average Consumer Payback is 6-12 months. Improves the Energy Efficiency of Your Home.
  • Complete Kit is 'Fire Rated' Class 1/Class A: No 'Foam' Spacers (fire hazard),No Fiberglass, Non-Toxic,No Carcinogenics,No Fibers, 'Class 1/Class A' Fire Rating
  • DIY Complete Kit comes with: Foil Body (72" height x 76" circumference),Foil Spacers, Foil Tape. Step-by-step instructions. Lightweight,clean,easy to install. Suitable for both Electric & Gas Hot Water Heater Tanks. ALSO AVAILABLE IN OUR 40 GALLON DIY KIT.
  • EXCLUSIVELY Sold by JR Global Sales 'ONLY'. Any other Sellers advertising this same product here are sending another 'totally' different product that may not be 'Tested' or 'Fire Rated' for safety. PLEASE BE AWARE.

Corro-Protec CP-R Water Heater Powered Titanium Anode Rod (40-80 Gallon Tank) - Eliminate Odor (Sulfur/rotten egg smell), Corrosion and Reduce Limescale

$119.95  in stock
3 new from $119.95
4 used from $99.12
Free shipping
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as of July 14, 2020 5:57 pm

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.
  • Permanent Corrosion Protection – Designed to replace your 40-80-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 installing your anode rod much easier.
  • North American Quality – Manufactured right here in North America, our hot water heater anode rod not only extends the life of your tank but is backed by a 20-year warranty.

AES NASA Tech Heavy Duty Reflective Foam Core Non Fiberglass 40 Gallon Water Heater Tank Insulation Wrap

$34.24  in stock
8 new from $34.24
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as of July 14, 2020 5:57 pm

Features

  • Nasa Tech Heavy Duty Reflective Foam Core Non Fiberglass 40 Gallon Water Heater Tank Insulation Wrap

Frost King SP57/11C All Season Water Heater Insulation Blanket, 3" Thick x 48" x 75", R10

$25.99
$20.48  in stock
14 new from $12.49
Free shipping
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as of July 14, 2020 5:57 pm

Features

  • Vinyl backed fiberglass insulation blankets are designed for gas, oil or electric water heaters up to 60 gallon size
  • Improves Heater efficiency
  • 3” Thick x 48” x 75”, R10
  • Package contains a roll of plastic tape

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

$596.00  in stock
4 new from $596.00
Free shipping
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as of July 14, 2020 5:57 pm

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
  • CoreGard anode rode aluminum anode with stainless steel core protects tank against corrosion longer than ordinary steel anodes
  • Durable, tamper-resistant brass drain valve
  • Meets all current regulations set forth by the National Appliance Energy Conservation Act (NAECA)

Reliance Hot Water Heater Gas Control Valve 100112336 9007884005 100093974 1" Cavity Thermostat Compatible with Reliance, State, A.O. Smith, and American branded heaters

$134.99
$89.65  in stock
3 new from $134.98
1 used from $89.65
Free shipping
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as of July 14, 2020 5:57 pm

Features

  • PLEASE PROVIDE MODEL AND SERIAL NUMBER OF YOUR WATER HEATER IF YOU NEED US TO DETERMINE CORRECT GAS VALVE PART NUMBER!
  • Honeywell gas control valve is compatible with all A.O. Smith manufactured products including A.O. Smith, Reliance, State, and American branded heaters
  • Temperature control assembly 100112336 supplies the burner with gas to heat the water
  • Temperature ratings: ambient-- 0 c to 60 c; tco limit-- 87 c
  • A service technician is recommended for the repair to ensure the gas supply line is leak free