Latest Asked Questions

Rinnai R75LSe (VB2528WD-US) is a tankless water heater which is commonly associated with the option to mount it on the exterior wall. Once placed outside your interior space the heater saves a lot of place and is still very effective. This heater is a good option for 2-3 bathroom homes.

The list below enumerates the model's features:

  • The model comes with 12 year warranty on heat exchanger, 5 year warranty on parts and 1 year labor for residential installations.
  • It is compact, with dimensions: W 14.0 inches, H 22.9 inches, D 9.9 inches.
  • Weight - 46 lbs.
  • It features EZConnect® connecting two units together.
  • The model supplies from 0.4 to 7.5 gallons of hot water per minute at 40°F temperature rise.
  • It comes in NG and LP models.
  • Regardless of the type of fuel it is associated with 0.82 efficiency.
  • 82% for both propane and natural gas.
  • Its power input is 10,300 - 180,000 BTU for Propane and 9,900 - 180,000 BTU for Natural Gas.
  • The model is certified for installation in Manufactured (Mobile) Homes.
  • It uses commercial-grade heat exchanger for commercial and residential applications.
  • MC-91-1US Digital Controller with Error Code Indicator is included.
  • Compatible with Full Line of Rinnai Digital Controllers.
  • It meets California and Texas NOx Emissions Standards.
  • This model is ENERGY STAR® qualified! In other words purchasing this product may might bring you a Federal tax credit equal to 30% of the full purchase and installation price up to a maximum of $1500.

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Water Heater Power
 kW
Water Flow (Per Minute)
 Gallons
See Table "Typical Flow Rates"
Incoming Water Temperature
 °F
Output Water Temperature
 °F

Fixture Type Gallons (Liters) Per Minute
Lavatory
0.5 (1.9)
Bathtub
2-4 (7.6-15.2)
Shower
1.5-3 (5.7-11.4)
Kitchen Sink
1-1.5 (3.8-5.7)
Pantry Sink
1.5-2.5 (5.7-9.5)
Laundry Sink
2.5-3 (9.5-11.4)
Dishwasher
1-3 (3.8-11.4)

Activity Gallons (Liters) Using
Clothes washing
32 (121)
Showering
20 (76)
Bathing
20 (76)
Automatic dishwashing
12 (45)
Preparing food
5 (19)
Hand dishwashing
4 (15)
Source : ACEEE

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