Condensing Tankless Water Heater, 120 Kbtu/hr, Natural Gas, Outdoor, Ultra Low NOx, 0.91 EF
PartTAKTH3MOSNG
MFG100188208
Description
Takagi Tankless Water Heater, Series: H3M, 120000 Btu/hr Heating, Natural Gas, 1/2 in NPT Gas Connection, Electronic Ignition, 4 in Vent, Condensing/Non Condensing: Condensing, 6.6 gpm, 0.91, 3/4 in NPT Water Connection, 10.5 in WC, 35 deg F, Ultra Low NOx: Yes, 316L Stainless Steel, Indoor/Outdoor: Outdoor, 22.87 in H x 13.87 in W x 10.81 in D, Residential
Price/Availability Accessible On Login
Replacement Item
Looking for an alternate option? Check out the replacement item using the link below- The T-H3M supplies hot water to domestic hot water systems (directly or indirectly) which can be used with storage tanks, recirculation systems, hydronic heating systems, radiant floor systems, and/or domestic and heating applications
- The T-H3M is a high efficient, condensing tankless water heater perfect for residential applications
- Gas inputs of 160000 Btu/hr, the T-H3J can produce enough hot water for two bathrooms in warmer climates or 1.5 baths in colder climates
- Primary heat exchanger utilizes commercial-grade copper alloy for 25 times better heat transfer than stainless steel
- Secondary heat exchanger utilizes 316L stainless steel for better corrosion resistance
- Complies with ultra-Low NOx regulations of less than 14 ng/J
- Integrated controls and power cord as standard features
- Venting with schedule 40 PVC, CPVC, PP, category III stainless steel
The T-H3M is a new breed of tankless for smaller spaces. This model also uses existing 1/2 in gas supply lines and inexpensive PVC venting to lower installation costs.
Commercial/Residential/Dual | Residential |
Condensing/Non Condensing | Condensing |
Dimensions | 22.87 in H x 13.87 in W x 10.81 in D |
Energy Factor | 0.91 |
Flow Rate | 6.6 gpm |
Fuel Type | Natural Gas |
Gas Connection | 1/2 in NPT |
Heating Capacity | 120 Kbtu/hr |
Ignition Type | Electronic |
Indoor/Outdoor | Outdoor |
Material | 316L Stainless Steel |
Pressure Rating | 10.5 in WC |
Series | H3M |
Temperature Rating | 35 deg F |
Ultra Low NOx | Yes |
Vent Size | 4 in |
Water Connection | 3/4 in FNPT |
Brand | Takagi |
Package Width | 13.125 in |
Package Height | 52 in |
UNSPSC | 40101825 |
Alternate Part Number 1 | TH3MOSNG |
Package Length | 17.75 in |
Manufacturer | A. O. Smith |
UPC | 671657177447 |
Manufacturer Part Number | 100188208 |
Freeze, Overhead, Surge Protection and Troubleshooting Diagnostics Codes
15 Years Limited Heat Exchanger, 5 Years Limited Parts Residential
AHRI Certified|ANSI Z21.10.3|CSA 4.3|CSA Design Certified|ENERGY STARĀ® Qualified|Lead-Free Compliant|Low Lead IAPMO R and T|SCAQMD Rule 1146.2
Residential Applications
Price/Availability Accessible On Login
Replacement Item
Looking for an alternate option? Check out the replacement item using the link below- Recommended Accessories
- Competitive Brands
- Recently Viewed
No applicable products
No applicable products
No applicable products

TakagiCondensing Tankless Water Heater, 120 Kbtu/hr, Natural Gas, Outdoor, Ultra Low NOx, 0.91 EF
- Customers Also Purchased
No applicable products