Product Overview

Ultra-Low NOx Non-Condensing
Tankless Water Heaters
Page 1 of 4
TBGSS01212
FEATURES:
COMPLIES WITH SCAQMD
RULE 1146.2 AND OTHER
AIR QUALITY MANAGEMENT
DISTRICTS WITH SIMILAR NOx
EMISSION REQUIREMENTS OF
14 ng/J OR 20 PPM
MAXIMUM FLOW RATES UP TO
10.0 GPM
COPPER HEAT EXCHANGER
25x better heat transfer than
stainless steel thus stabilizing
outgoing water temperature quicker
and reducing pressure drop across
the heat exchanger.
INDOOR AND OUTDOOR
MODELS AVAILABLE
OUTDOOR MODELS INCLUDE
REMOTE CONTROL AS A
STANDARD FEATURE
INDOOR MODELS INCLUDE
BOTH A REMOTE CONTROL
AND A FACTORY-INSTALLED
POWER CORD AS STANDARD
FEATURES
AVAILABLE IN NATURAL GAS
ONLY
T-D2U-IN AND T-D2U-OS CAN BE
USED IN BOTH RESIDENTIAL
AND COMMERCIAL
APPLICATIONS
Easy-Link up to 4 Units (no
additional parts or accessories
needed)
Multi-Link up to 20
COMPLIES WITH LEAD FREE
STANDARDS
SAFETY FEATURES:
Built-in Freeze Protection
Manual Reset Hi Limit (Up to 194°F)
Overheat Cutoff Fuse
Inlet and Outlet Thermistors for
Constant Temperature Monitoring
Air Fuel Ratio Rod
Flame Sensor
VENTING AND COMBUSTION
4” Category III Stainless Steel
Vertical or Horizontal Installation
50’ Max Length, 5 Elbows max (90°
elbows = 5’ equivalent length)
Power Vent or Power Direct Vent
Electronic Ignition - No Pilot Light
3” Combustion Air Intake (with
optional kit)
OPTIONAL ACCESSORIES
Complete Line of Stainless Steel
Venting
Recess Box (outdoor models)
Pipe Cover
Direct Vent Conversion Kit (indoor
models)
Isolation Valve Kit
Backow Preventer
Concentric Termination Kits
WARRANTY
15-year limited warranty on heat
exchanger in residential applications
10-year limited warranty on
heat exchanger in commercial
applications
5-year limited warranty on all parts
Fully modulating, gas red, tankless water heater with sealed combustion and
power vented ue. Indoor and outdoor models available for residential applications.
Supplies hot water to domestic hot water systems (directly or indirectly) can be
used with water storage tanks, recirculation systems, hydronic heating systems,
radiant oor heating systems, and/or combined domestic & heating applications.
INDOOR MODELS
T-KJr2U-IN, T-K4U-IN, T-D2U-IN
OUTDOOR MODELS
T-KJr2U-OS, T-K4U-OS, T-D2U-OS
Tankless Water Heaters
Residential / Commercial Gas
ANSI Z21.10.3
T-D2U models
only
©2015 Takagi www.takagi.com

Summary of content (4 pages)