The Bosch GL2.5 Ariston 2 ½ Gallon Point of Use Indoor Electric Mini Tank Water Heater can store up to 2.5 gallons of water to provide hot water for one sink. It draws power from a standard outlet and is a space saving installation. It can work independently or with a larger water heater system. The tank is glass lined to give it a longer life. The dimensions are 14” x 14” 10 ¼” and it weighs 16 lbs; 120 volts and 1500 watts electric. Water heater price is $164.99
The Rheem Water Heater 50 Gallon NATGAS 6YR 22V50F1 is flammable vapor ignition resistant. This natural gas water heater comes with a 6 year warranty. It has a unique air/fuel close off device for double safety. There’s no filter to clean and it’s maintenance free. It has a Low NOx design for low nitrous oxide emissions. Water heater price is $289.56
The Bosch AE-9.5 PowerStar 1.5 GPM Point of Use Indoor Tankless Electric Water Heater gives instant hot water. It’s 99% efficient, easy to install and you can mount it on a wall in any direction. It operates on 220 volts at 84% of capacity and on 208 volts at 75% capacity. Water heater price is $194.00
The Bosch 2700 NG Aquastar 7.2 GPM Indoor Tankless Natural Gas Water Heater provides 7.2 gallons per minute and is able to deliver hot water to 2 – 3 applications at the same time. It’s an instant water heater and qualifies for $300 U.S. Federal Tax Credit. This gas water heater could save you as much as 50% on your annual utility costs. It has a built in power vent for vertical or horizontal venting. Water heater price is $1070.00
The Portable Tankless Water Heater with Shower Head provides 1.4 gallons per minute and is a propane water heater. It uses a 2D cell battery ignition and for a minimum flow rate of 0.3 liters, you’ll need a water pressure of 20 – 80 PSI to use this tankless hot water heater. Water heater price is $112.75
The Bosch GL4 Ariston 4 Gallon Point of Use Indoor Electric Water Heater with a Mini Tank has a capacity of four gallons. It’s an instant water heater and no hard wiring is needed just plug it into a standard outlet. It’s 120 V, 1500 watts and measures 14” x 14” x 12 ¼”. Water heater price is $169.00. The Bosch GL6 Ariston 6 Gallon Point of Use Indoor Electric Water Heater with a Mini Tank measures 17” x 17” x 14 ½” and the price is $197.93
The OME 620D Tankless Gas Water Heater is the ‘No plumbing modification tankless gas water heater’. It provides continuous hot water on demand for multiple showers or dishwashers. It doesn’t have a pilot light on all the time wasting gas, but uses an electric ignition. It has computerized sensors, safety devices and gas valves and can monitor water temperature and modulate consumption of gas. Water heater price is $640.00
The Rinnai R94LSi Tankless Gas Water Heater qualifies for Federal Tax Credit. It has an integrated MC91-1 digital controller with error code indicator. This device allows you to have continuous water for up to five plumbing and appliance outlets at the same time and at a pre set temperature. Its capacity is 9.4 gallons of hot water per minute and it works with natural gas or propane. Water heater price is $1023.00
I hope this will help you in your search for a water heater appropriate to your requirements and give you an approximate idea of current water heater prices.