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Commercial water heatersENERGY STAR certified

A. O. Smith PWH1000NP*

999 kBtu/h gas tankless water heater.

Input rate

999 kBtu/h

Storage

9 gal

Thermal efficiency

0.98

Fuel

Gas, Propane

Of 207 certified gas tankless commercial water heaters, 9 have a higher thermal efficiency than the PWH1000NP* (0.98).

Maker
A. O. Smith
Model
PWH1000NP*
Type
Gas Tankless
Fuel
Gas, Propane
Storage
9 gal
Thermal efficiency
0.98
Input rate
999 kBtu/h
Vent
Direct Vent
On the market since
Apr 2022
ENERGY STAR certified
25 Sep 2024

Source: ENERGY STAR certified commercial water heaters dataset, US EPA, record 2400008, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the PWH1000NP*

Certified commercial water heaters from other makers, same color class, within 20% of its speed.

ModelTypeFuelStorageInput rate
Lochinvar AWH1000L SERIES 1**Gas TanklessPropane9 gal999 kBtu/h
Lochinvar AWH1000N SERIES 1**Gas TanklessGas9 gal999 kBtu/h
Laars NT2V0999Gas TanklessGas8 gal999 kBtu/h
Bradford White BNT2V0999Gas TanklessGas8 gal999 kBtu/h
THERMAL SOLUTIONS AMPW1000LGas TanklessGas, Propane9 gal999 kBtu/h
THERMAL SOLUTIONS AMPW1000Gas TanklessGas, Propane12 gal999 kBtu/h

A. O. Smith

More A. O. Smith commercial water heaters

ModelTypeFuelStorageInput rate
PWH1250(N,L)(P)(-CAN)Gas TanklessGas, Propane12 gal1,250 kBtu/h
PWH1500(N,L)(P)(-CAN)Gas TanklessGas, Propane14 gal1,500 kBtu/h
PWH2000(N,L)(P)(-CAN)Gas TanklessGas, Propane18 gal1,999 kBtu/h
PWH3000(N,L)(P)(-CAN)Gas TanklessGas, Propane29 gal3,000 kBtu/h
PWH4000(N,L)(P)(-CAN)Gas TanklessGas, Propane46 gal4,000 kBtu/h
BTH 251* 3**Gas StorageGas, Propane119 gal250 kBtu/h
BTH 400* 3**Gas StorageGas, Propane119 gal400 kBtu/h
BTH 300* 3**Gas StorageGas, Propane119 gal300 kBtu/h

All A. O. Smith commercial water heaters