SpecDirectory

WB0400X

RBI WATER HEATERS · Commercial Boiler

ENERGY STAR CertifiedCommercial Boilers →
Thermal Efficiency

96.5%

Input Rate

399MBTU/hr

Turndown Ratio

10.00

Application

Outdoor

RBI WATER HEATERS WB0400X: thermal eff 96.5%, around the middle of the range for commercial boilers (category median 96.5%).

Where this model sits

Input399MBTU/hr
300median 7502500
Thermal Eff96.5%
94median 96.598.7

The RBI WATER HEATERS WB0400X is a 399 MBTU/hr commercial boiler. At 96.5 % it ranks around the middle of the 386 certified commercial boilers models. Among similar-sized commercial boilers (within 10% of its size), it is less efficient than the peer median of 96.5 %.

Specifications

Performance
Thermal Efficiency96.5%
Full-Load Input Rate399MBTU/hr
Turndown Ratio10.00
Configuration
ApplicationOutdoor
Control TypeMulti-stage
Model NameTorus Outdoor Series
Identifiers
Model NumberWB0400X
ENERGY STAR IDES_1083631_WB0400X_10122023115048_2560365
PartnerMestek, Inc.
Date Qualified2023-12-13
Available From2023-10-12
MarketsUnited States, Canada

Documentation

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