SpecDirectory

WB2001X

RBI WATER HEATERS · Commercial Boiler

ENERGY STAR CertifiedCommercial Boilers →
Thermal Efficiency

98.3%

Input Rate

1999MBTU/hr

Turndown Ratio

10.00

Application

Outdoor

High thermal eff

RBI WATER HEATERS WB2001X: thermal eff 98.3%, better than 96% of commercial boilers (category median 96.5%).

Where this model sits

Input1999MBTU/hr
300median 7502500
Thermal Eff98.3%
94median 96.598.7

Better than 96% of commercial boilers.

The RBI WATER HEATERS WB2001X is a 1999 MBTU/hr commercial boiler. At 98.3 % it ranks better than 97% of the 386 certified commercial boilers models.

Specifications

Performance
Thermal Efficiency98.3%
Full-Load Input Rate1999MBTU/hr
Turndown Ratio10.00
Configuration
ApplicationOutdoor
Control TypeMulti-stage
Model NameTorus Outdoor WB2001X
Identifiers
Model NumberWB2001X
ENERGY STAR IDES_1083631_WB2001X_03252026010035_10218333732
PartnerMestek, Inc.
Date Qualified2026-05-21
Available From2026-03-16
MarketsUnited States, Canada

Documentation

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