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Rinnai RL75iN Natural Gas Tankless Water Heater, 7.5 Gallons Per Minute

by Rinnai
Save $ 375.75
Original price $ 1,503.00
Current price $ 1,127.25
See more Rinnai tankless water heaters on their brand page


  • Energy Factor of .82 for both Natural Gas and Propane
  • Certified for Installation in Manufactured (Mobile) Homes
  • Enhanced scale detection lessens possibility of serious, long-term damage to unit
  • Temperature lock function prevents accidental or unauthorized changes to water temperature
  • Complies with South Coast Air Quality Management District 14 ng/J or 20 ppm NOx emission levels



Dimensions Width: 14 Inches (355.6 mm)
Height: 23 Inches (584.2 mm)
Depth: 9 Inches (228.6 mm)
Weight 45.6 lbs (20.7 kg)
Installation Type Indoor
Minimum/Maximum BTU 10,300 / 180,000 (Natural Gas and Propane)
Energy Factor 0.82 for Natural Gas and Propane
Temperature Range Residential: 98°F - 140°F (37°C - 60°C)
Commercial: 98°F - 160°F (37°C - 71°C)**
Minimum Activation Rate 0.4 gpm (1.5 lpm)
Flow Rate (70° / 50° Temperature Rise) 4.3 / 6.0 gpm (16.3 / 22.7 lpm)
Hot Water Flow Rate Range 0.26 - 7.5 gpm (0.98 - 28.4 lpm)
Controllers Standard: MC-91-2US
Optional: MC-100-1, BC-100V-1, MC-195T-US, MCC-91-2
Ultra Lox NOx Yes
Warranty (Residential)* Limited 12-year on heat exchanger, 5-year on parts, 1-year on labor (5-year optional on labor)
Warranty (Commercial)* Limited 5-year on heat exchanger, 5-year on parts, 1-year on labor (2-year optional on labor)
Mobile Home Certified Yes
Valves Shipped in Box Yes
High Altitude Approved Up to 10,200 ft. (3,109 m)
Certifications AHRI and CSA
Venting Options Concentric
Tankless Rack System (TRS/TRW) Compatible No
1/2" Gas Line Compatible*** Yes



FTC Energyy Guide