Tankless Water Heaters Direct site mark Tankless Water Heaters Direct

On demand gas, propane and electric hot water heaters

Envirotech ESI Technical Data and Sizing

Specification data recorded on this site for Envirotech ESI Technical Data and Sizing.

Envirotech Electric Tankless Water Heater

Technical and Specification Page For more technical information -download a ESI 2000 Envirotech installation manual

Flow Rates

Model55F deg Rise50F deg Rise43F deg Rise39F deg Rise
ESI 2000 4.123.5 gpm4 gpm4.5 gpm5 gpm

Flow rates calculated at 240 volts, lower voltage input will reduce temperature rise.

Envirotech Sizing Chart

ModelCapacity (Assumes 50 degree input water)
ESI 2000 4.12Provides 3.2 gallons per minute for water usage at 115°f: 2 sinks at once, dishwasher
Provides 3.8 gallons per minute for water usage at 105°f: 2 sinks at once or 1 shower, bathtub fills in about 7 minutes. This assumes a 50 degree ground (input water) - the higher the input water the more hot water you will get out.

Specifications

ModelVoltsKilowattsAmpsWire SizeWeightDimensions
ESI 2000 4.12240v28 kw120 (4 x 30a)
Comes with sub-panel and breakers
10 ga.21 lbs.16" x 13.6" x 3.5"

Misc Info

ModelESI 2000 4.12
Minimum Flow Rate GPM.4 GPM
Water Input/Ouput3/4 inch
Minimum Water PSI10 PSI
Maxamum Water PSI90 PSI

Warranty

The ESI 2000 is guaranteed for life against leakage or rupture.