Description
The GT-540-NIH is well suited
for residential/ commercial
applications such as small
restaurants and beauty
salons. Complies with
Ultra-Low NOx regulations.
Utilizing commercial grade
copper alloy for the heat
exchanger tubing, the GT-540
is also suitable for heavier
residential usages such as
space heating or domestic
recirculation systems. Remote
control included as a
standard feature. Certified
up to 10,100 ft. altitude.
•ENERGY STAR® qualified
•15-year limited Heat
Exchanger Warranty, 5-year
parts warranty, 1-year labor
warranty for Residential
applications
•.95 Energy Factor
•Continuous Maximum Flow
Rates up to 10.0 GPM
•Commercial Grade Copper Heat
Exchanger
•Complies with Ultra-Low NOx
regulations of less than 14
ng/J (<20ppm)
•Easy-Link up to four units
without a Multi-Unit
Controller
•Multi-Link up to 20 units
with a Multi-Unit Controller
•15,000 Natural Gas BTU Input
Minimum
•199,000 Natural Gas BTU
Input Maximum
•Condensing Indoor model
•Safety features include
freeze, overheat, surge
protection, and
troubleshooting diagnostic
codes