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Commercial water heatersENERGY STAR certified

State SUS 120 1000PEA 1**

1,000 kBtu/h gas storage-type instantaneous water heater.

Input rate

1,000 kBtu/h

Storage

120 gal

Thermal efficiency

0.97

Fuel

Propane

Of 43 certified gas storage-type instantaneous commercial water heaters, 5 have a higher thermal efficiency than the SUS 120 1000PEA 1** (0.97).

Maker
State
Model
SUS 120 1000PEA 1**
Type
Gas Storage-type Instantaneous
Fuel
Propane
Storage
120 gal
Thermal efficiency
0.97
Input rate
1,000 kBtu/h
Standby loss
1,700 Btu/h
Vent
Power Vent
On the market since
Aug 2020
ENERGY STAR certified
10 Aug 2026

Source: ENERGY STAR certified commercial water heaters dataset, US EPA, record 4687338, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the SUS 120 1000PEA 1**

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

ModelTypeFuelStorageInput rate
A. O. Smith BTHS 1000A 1**Gas Storage-type InstantaneousGas, Propane120 gal1,000 kBtu/h
Lync LC10EGas Storage-type InstantaneousGas130 gal999 kBtu/h
BOCK OT900*-AGas Storage-type InstantaneousGas, Propane130 gal900 kBtu/h
BOCK OT800*-AGas Storage-type InstantaneousGas, Propane130 gal800 kBtu/h
A. O. Smith BTHS 750A 1**Gas Storage-type InstantaneousGas, Propane120 gal750 kBtu/h

State

More State commercial water heaters

ModelTypeFuelStorageInput rate
CSHP-120-DHPT 100Electric Heat PumpElectric119 gal-
BTH 199* 3**Gas StorageGas, Propane100 gal199 kBtu/h
BTH 120* 3**Gas StorageGas, Propane60 gal120 kBtu/h
SUF119251*E* 3**Gas StorageGas, Propane119 gal250 kBtu/h
BTH 500* 3**Gas Storage-type InstantaneousGas, Propane119 gal500 kBtu/h
BTH 400* 3**Gas StorageGas, Propane119 gal400 kBtu/h
BTH 300* 3**Gas StorageGas, Propane119 gal300 kBtu/h
BTH 250* 3**Gas StorageGas, Propane100 gal250 kBtu/h

All State commercial water heaters