The Noritz NR662-OD tankless water heater is designed for homes of all sizes. Featuring energy-saving condensing technology, this ENERGY STAR rated unit has an Energy Factor of 0.82 UEF. It includes commercial-grade copper heat exchangers and can be adjusted for high-altitude installations. Gas consumption ranges from 15,000 to 140,000 BTU/h.
ENERGY STAR rated
Commercial-grade copper heat exchangers for enhanced performance
Adjustable for high-altitude installations
Product Highlights
The Noritz NR662-OD tankless water heater is efficient and reliable for homes with high hot water needs.
Product Information
Standard Information
Brand: NORITZ
Manufacturer Part Number: NR662-OD
Technical Specifications
Residential or Commercial
Residential
Installation Location
Outdoor Only
Exhaust Type
Frontal Exhaust
Max Flow Rate
6.6 GPM
Flow Rate @ 50
0F Rise
4.6 GPM
Flow Rate @ 80
0F Rise
3.0 GPM
Temperature Range
115
0F - 140
0F
Production Status
Active
Condensing
No
Minimum Activation Flow Rate
0.5 GPM
Water Quality
Treatment May Be Necessary
Freeze Protection
Yes
Freeze Protection Rating - Outdoor Temp
-4
0F
Recirculation Compatible ?
Yes
Previous Name
NR66-OD-NG
Available Temperature Settings (with remote)
115, 120, 125, 130, 135, 140
0F
Default Temperature Setting (without remote)
120
0F
Default Temperature Program Setting Options (without remote)