104 40-gallon hot water heater products are offered for sale by suppliers on Alibaba.com, of which storage electric water heaters accounts for 20%, instant electric water heaters accounts for 4%, and smart water heaters accounts for 4%.
A wide variety of 40-gallon hot water heater options are available to you, such as household, hotel and commercial.You can also choose from electrical, manual and solar 40-gallon hot water heater,As well as from plastic, stainless 40-gallon hot water heater,and whether 40-gallon hot water heater is wall mounted, or freestanding.