Home / Makers / Noritz America Noritz America Noritz America Corporation is the ENERGY STAR partner of record for 17 certified model numbers in 7 rating sets, all gas tankless water heaters, under a single brand name. The largest rating set here, Noritz EZ111DV (GQ-C3261WX-FF US), covers 6 model numbers, all sold as Noritz. Across the partner’s 7 gas tankless sets, max flow at a 67 °F rise runs from 4.7 gal/min to 5.6 gal/min and the high-draw UEF from 0.95 to 0.98.
Certified models as of October 27, 2026 · Open these sets in the Heater finder
Max flow against gas input, Noritz America among all gas tankless sets
Max flow at a 67 °F rise, gal/min
Max flow against gas input, Noritz America among all gas tankless sets 3.5 4.0 4.5 5.0 5.5 6.0 6.5 120 130 140 150 160 170 180 190 200 Gas input, thousand Btu/h A. O. Smith ACT-199O-N 1 A. O. Smith ATHR-160M 1 A. O. Smith ATHR-180M 1 A. O. Smith ATHR-199M 1 A. O. Smith ATI-340H 1 A. O. Smith ATM-140M-N 1 A. O. Smith ATM-199M-N 1 A. O. Smith ATO-240H 1 Bosch T9800 SE 160 Bosch T9800 SE 199 Bradford White RTGR150N1 Kepler JSG48-29PCH/180K Kepler JSG52-32PCH/199KNP Midea JSG40-24PCH-LP Midea JSG48-29PCH-LP Midea JSG52-32PCH-LP Midea MGWH150IXNN Navien NPE-180A2 Navien NPE-180S2 Navien NPE-210A2 Navien NPE-210S2 Navien NPE-240A2 Rheem ECOHS160IN Rheem ECOHS180IN Rheem ECOHS200IN Rinnai (CX160I) REU-NB2530FFC-US Rinnai (CX199I) REU-NB3237FFC-US Rinnai (RX130I) REU-NB2024FF-US Vesta VRP-PLUS-150 Vesta VRS PLUS-199 Vesta VTP-150 Vesta VTP-199 Vesta VTS-150 Noritz EZ111DV (GQ-C3261WX-FF US) Noritz EZ111DV (GQ-C3260WX-FF US) Noritz EZ71DV (GQ-C2661WX-FF US) Noritz EZ98DV (GQ-C2861WX-FF US) Noritz NRCR92DV (GQ-C2661WXQ-FF US) Noritz EZ98DV (GQ-C2860WX-FF US) Noritz NRCR92DV (GQ-C2660WXQ-FF US)
Max flow against gas input, Noritz America among all gas tankless sets 3.5 4.0 4.5 5.0 5.5 6.0 6.5 120 140 160 180 200 Gas input, thousand Btu/h A. O. Smith ACT-199O-N 1 A. O. Smith ATHR-160M 1 A. O. Smith ATHR-180M 1 A. O. Smith ATHR-199M 1 A. O. Smith ATI-340H 1 A. O. Smith ATM-140M-N 1 A. O. Smith ATM-199M-N 1 A. O. Smith ATO-240H 1 Bosch T9800 SE 160 Bosch T9800 SE 199 Bradford White RTGR150N1 Kepler JSG48-29PCH/180K Kepler JSG52-32PCH/199KNP Midea JSG40-24PCH-LP Midea JSG48-29PCH-LP Midea JSG52-32PCH-LP Midea MGWH150IXNN Navien NPE-180A2 Navien NPE-180S2 Navien NPE-210A2 Navien NPE-210S2 Navien NPE-240A2 Rheem ECOHS160IN Rheem ECOHS180IN Rheem ECOHS200IN Rinnai (CX160I) REU-NB2530FFC-US Rinnai (CX199I) REU-NB3237FFC-US Rinnai (RX130I) REU-NB2024FF-US Vesta VRP-PLUS-150 Vesta VRS PLUS-199 Vesta VTP-150 Vesta VTP-199 Vesta VTS-150 Noritz EZ111DV (GQ-C3261WX-FF US) Noritz EZ111DV (GQ-C3260WX-FF US) Noritz EZ71DV (GQ-C2661WX-FF US) Noritz EZ98DV (GQ-C2861WX-FF US) Noritz NRCR92DV (GQ-C2661WXQ-FF US) Noritz EZ98DV (GQ-C2860WX-FF US) Noritz NRCR92DV (GQ-C2660WXQ-FF US)
Filled: the seven rating sets listed by Noritz America, sized by model numbers; open: 33 sets of the same type from other partners. Every rating set Grouped by maximum gas input.
Gas tankless rating sets by gas input Rating set Max flow, 67 °F rise Gas input UEF, draw Gas use Fuel 199,000 Btu/h2 sets Noritz EZ111DV (GQ-C3260WX-FF US) Show 3 model numbers Noritz EZ111DV (GQ-C3260WX-FF US), NCC199CDV (GQ-C3260WZ-FF US), NRCR111DV (GQ-C3260WXQ-FF US)5.6 gal/min 199,000 Btu/h 0.96 high 176 therms/yr natural gas or propane Noritz EZ111DV (GQ-C3261WX-FF US) Show 6 model numbers Noritz EZ111DV (GQ-C3261WX-FF US), EZ111DV (GQ-C3261WX-FF-1 US), NCC199CDV (GQ-C3261WZ-FF US), NCC199CDV (GQ-C3261WZ-FF-1 US), NRCR111DV (GQ-C3261WXQ-FF US), NRCR111DV(GQ-C3261WXQ-FF-1 US)5.5 gal/min 199,000 Btu/h 0.98 high 173 therms/yr natural gas or propane 170,000 to 189,000 Btu/h2 sets Noritz EZ98DV (GQ-C2860WX-FF US) Show 1 model number Noritz EZ98DV (GQ-C2860WX-FF US)5.6 gal/min 180,000 Btu/h 0.96 high 176 therms/yr natural gas or propane Noritz EZ98DV (GQ-C2861WX-FF US) Show 2 model numbers Noritz EZ98DV (GQ-C2861WX-FF US), EZ98DV (GQ-C2861WX-FF-1 US)1 more model number with these ratings is listed by another partner 5.3 gal/min 180,000 Btu/h 0.98 high 173 therms/yr natural gas or propane 160,000 to 169,000 Btu/h3 sets Noritz NRCR92DV (GQ-C2660WXQ-FF US) Show 1 model number Noritz NRCR92DV (GQ-C2660WXQ-FF US)4.9 gal/min 165,000 Btu/h 0.95 high 178 therms/yr natural gas or propane Noritz EZ71DV (GQ-C2661WX-FF US) Show 2 model numbers Noritz EZ71DV (GQ-C2661WX-FF US), EZ71DV (GQ-C2661WX-FF-1 US)4.7 gal/min 160,000 Btu/h 0.98 high 173 therms/yr natural gas or propane Noritz NRCR92DV (GQ-C2661WXQ-FF US) Show 2 model numbers Noritz NRCR92DV (GQ-C2661WXQ-FF US), NRCR92DV (GQ-C2661WXQ-FF-1 US)4.7 gal/min 165,000 Btu/h 0.98 high 173 therms/yr natural gas or propane
Fuel listing
17 Counted by model number, 17 in all.