TRX Series II
The TRX Series II is a high-efficiency, wall-hung boiler equipped with an Innovative XTRATECH® stainless steel heat exchanger with large diameter tubing. Experience the future of simplicity with TRX Series II, featuring a user interface that's been reimagined for efficiency and ease of use. Every unit is equipped with embedded Wi-Fi connectivity so that the TRX control can easily communicate with NTI remote connectivity tools, making servicing easier. All internal components utilize bayonet quick connectors, eliminating the need to braze or solder within the unit. Swing down control box greatly enhances serviceability, making all major components easily accessible.
Main Features
Models up to 96% AFUE
Modulating Combustion up to 11:1
Wi-Fi on board for remote control and monitoring
Integrated ECM pump and DHW diverter valve on all models
Easy User Interface
Easy service access and quick component connections
Videos
Specifications
| MODEL | TRX085 | TRX120 | TRX110C | TRX150C | TRX150 | TRX199 | TRX199C |
|---|---|---|---|---|---|---|---|
| Model Code | 3314216 | 3314218 | 3314217 | 3314219 | 3314306 | 3314307 | 3314308 |
| UPC | 628233739179 | 628233739193 | 628233739186 | 628233739209 | 628233739070 | 628233739087 | 628233739094 |
| Space Heating Minimum / Maximum Input (Btu/Hr) | 9,400 / 85,000 | 13,200 / 120,000 | 11,200 / 106,000 | 13,200 / 120,000 | 15,000 / 150,000 | NG19,700 / 197,000 LP 19,200 / 192,000 | NG 19,700 / 197,000 LP 19,200 / 192,000 |
| Domestic Hot Water Minimum / Maximum Input (Btu/Hr) | 11,200 / 114,000 | 13,200 / 150,000 | |||||
| DOE AFUE (%) | 96 | 95 | 95.5 | 95 | 95 | 95 | 95 |
| Heating capacity | 79 | 111 | 98 | 111 | 139 | 184 | 184 |
| Net AHRI Rating | 69 | 97 | 85 | 97 | 121 | 160 | 160 |
| DHW Flow Rating (at 77°F rise, gpm) | N/A | N/A | 2.7 | 3.5 | N/A | N/A | 4.8 |
| Installation type | Indoor, Wall Hung, Fully Condensing | Indoor, Wall Hung, Fully Condensing | Indoor, Wall Hung, Fully Condensing | Indoor, Wall Hung, Fully Condensing | Indoor, Wall Hung, Fully Condensing | Indoor, Wall Hung, Fully Condensing | Indoor, Wall Hung, Fully Condensing |
| Weight (lbs.) | 88.2 | 88.6 | 91 | 92.8 | 115 | 130 | 135 |
| Gas connection | 3/4” Male NPT | 3/4” Male NPT | 3/4” Male NPT | 3/4” Male NPT | 3/4” Male NPT | 3/4” Male NPT | 3/4” Male NPT |
| CH connections | 1” Male Sweat with Adapter | 1” Male Sweat with Adapter | 1” Male Sweat with Adapter | 1” Male Sweat with Adapter | 1 1/4” Male NPT | 1 1/4” Male NPT | 1 1/4” Male NPT |
| DHW connections | N/A | N/A | 3/4” Male Sweat with Adapter | 3/4” Male Sweat with Adapter | N/A | N/A | 3/4” Male NPT |
| Flue | Category IV, Sealed Combustion Direct Vent, Power Vent | Category IV, Sealed Combustion Direct Vent, Power Vent | Category IV, Sealed Combustion Direct Vent, Power Vent | Category IV, Sealed Combustion Direct Vent, Power Vent | Category IV, Sealed Combustion Direct Vent, Power Vent | Category IV, Sealed Combustion Direct Vent, Power Vent | Category IV, Sealed Combustion Direct Vent, Power Vent |
| Minimum - Maximum Exhaust Vent Run | 2” (6 - 100 feet), 3” (6 - 150 feet) | 2” (6 - 100 feet), 3” (6 - 150 feet) | 2” (6 - 100 feet), 3” (6 - 150 feet) | 2” (6 - 100 feet), 3” (6 - 150 feet) | 2” (6 - 100 feet) / 3” (6 - 150 feet) | 2” (6 - 100 feet)* / 3” (6 - 150 feet) | 2” (6 - 100 feet)* / 3” (6 - 150 feet) |
| Minimum - Maximum Intake Air Pipe Run | 2” (0 - 100 feet), 3” (0 - 150 feet) | 2” (0 - 100 feet), 3” (0 - 150 feet) | 2” (0 - 100 feet), 3” (0 - 150 feet) | 2” (0 - 100 feet), 3” (0 - 150 feet) | 2” (0 - 100 feet) / 3” (0 - 150 feet) | 2” (0 - 100 feet)* / 3” (0 - 150 feet) | 2” (0 - 100 feet)* / 3” (0 - 150 feet) |
| Shipping Weight (lbs) | 78 | 84 | 83 | 84 | 115 | 125 | 130 |
| Power Supply | 120V, 60 Hz, less than 12A | 120V, 60 Hz, less than 12A | 120V, 60 Hz, less than 12A | 120V, 60 Hz, less than 12A | 120V, 60 Hz, less than 12A | 120V, 60 Hz, less than 12A | 120V, 60 Hz, less than 12A |
| *2" Terms | *2" Terms |
Manuals & Guides
TRX Series II Brochure
TRX Series II Installation and Operation Manual TRX085/110C/120/150C
TRX Series II Installation and Operation Manual TRX150/199/199C
TRX Accessory Box
TRX Series II TRX085/110C/120/150C Parts List
TRX Series II TRX150/199/199C Spare Parts
TRX Series II Submittal
TRX/FTVN Cascade Instructions
LP Conversion TRX085/120/110C/150C Series II
LP Conversion TRX150/199/199C Series II
TRX & FTVN Revit Files
Important Warranty Information
Water Quality Best Practices
Accessories
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