The Navien NPE-240A2 is a condensing gas tankless water heater with a built-in recirculation pump and buffer tank. Considering it for a replacement or a change from a tank? Water Heating Experts can help you assess the model and the installation work for your home.
Storage tank · Electric · 80-gallon nominal capacity
An 80-gallon nominal residential direct-solar storage/booster tank with 240V, 4,500W electric backup. Collector loops, circulation, controls and safe mixing must be compatible; solar equipment is not included.
Storage tank · Electric · 119-gallon nominal capacity (marketed as 120 gallons)
A 119-gallon nominal (120-gallon class) residential direct-solar storage/booster tank with 240V, 4,500W electric backup. Collector loops, circulation, controls and safe mixing must be compatible; solar equipment is not included.
A high-capacity atmospheric-vent Propane (LP) storage water heater with 71 gallons of rated storage and 125-gallon first-hour rating. WHE checks hot-water demand, gas supply, combustion air and vent compatibility before recommending equipment.
Storage tank · Natural Gas · 98-gallon nominal capacity; 95-gallon rated storage (100-gallon marketing class)
A high-capacity atmospheric-vent natural-gas storage water heater with 95 gallons rated storage and a 170-gallon first-hour rating. WHE checks hot-water demand, gas supply, combustion air and vent compatibility before recommending equipment.
A high-capacity atmospheric-vent Propane (LP) storage water heater with 95 gallons of rated storage and 170-gallon first-hour rating. WHE checks hot-water demand, gas supply, combustion air and vent compatibility before recommending equipment.
Storage tank · Natural Gas · 75-gallon nominal capacity; 72-gallon rated storage
A high-output, power-vent natural gas storage tank with side-loop fittings. WHE checks hot-water demand, gas supply, approved venting, combustion air, blower power and overhead clearance before recommending it.
A high-output, power-vent propane (LP) storage tank with side-loop fittings. WHE checks hot-water demand, gas supply, approved venting, combustion air, blower power and overhead clearance before recommending it.
Storage tank · Natural Gas · 50-gallon nominal capacity; 48-gallon rated storage
A 50-gallon nominal, 50,000 BTU/h natural gas power-vent storage tank with 97-gallon first-hour rating. WHE checks venting, combustion air, 120V blower power, gas supply and clearances before recommending replacement.
A 50-gallon nominal, 50,000 BTU/h propane (LP) power-vent storage tank with 97-gallon first-hour rating. WHE checks venting, combustion air, 120V blower power, gas supply and clearances before recommending replacement.
Storage tank · Electric · 28-gallon nominal capacity; 26-gallon rated storage
A short 28-gallon nominal electric tank with 26 gallons of rated storage and a 45-gallon first-hour rating. Its required insulation blanket changes the installation footprint. WHE checks the full dimensions, electrical supply and hot-water demand before recommending it.
Storage tank · Electric · 38-gallon nominal capacity; 35-gallon rated storage
A 38-gallon nominal short electric tank with 35 gallons rated storage and a 51-gallon first-hour rating. Allow approximately 27 inches of diameter with its required insulation blanket. WHE checks connections, service access and electrical compatibility.
A model number is a starting point. The right choice also depends on your hot-water use, energy source, available space and the work needed at your home. Share a photo of your current heater and its label when we follow up.
Choose “Free Estimate for Water Heater Installation.” We’ll follow up for photos and project details, confirm suitable equipment, then discuss the work and scheduling.
Compare the equipment and installation considerations for the brands WHE works with. Contact us to check the right model and supplier availability for your project.