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Takagi T-H3-OS-P Outdoor Condensing Ultra-Low NOx Tankless Water Heater (Propane)

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Takagi T-H3-OS-P Outdoor Condensing Ultra-Low NOx Tankless Water Heater (Propane)

Takagi T-H3-OS-P (Outdoor)

The T-H3 is well suited for residential/ commercial applications such as small restaurants and beauty salons. Complies with Ultra-Low NOx regulations. Utilizing commerical grade copper alloy for the heat exchanger tubing, the T-H3 is also suitable for heavier residential usages such as space heating or domestic recirculation systems. Remote control included as a standard feature on Outdoor models. Certified up to 10,100 ft. altitude.

The T-H3 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 & heating applications.


  • ENERGY STAR qualified
  • 15 Year limited heat exchanger, 5 yrs limited parts Residential use
  • 5 Year limited heat exchanger, 5 yrs limited parts Commercial use
  • Energy Factor of 0.95 for Natural Gas
  • Maximum flow rate of 10.0 GPM at 35°F temperature rise (5.4 GPM at 70°F rise)
  • 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
  • NSF certified for commercial applications
  • 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
  • Includes remote control as standard feature
  • Venting with Schedule 40 PVC, CPVC, PP, Category III stainless steel
  • Safety features include freeze, overheat, surge protection, and troubleshooting diagnostic codes

More Information
Weight 72.000000
Manufacturer Takagi
UPC 671657141356
GTIN 00671657141356
Category Tankless Water Heater
Energy Source Propane
Flow Rate @ 35 F Rise 10 GPM
Flow Rate @ 45 F Rise 8.4 GPM
Flow Rate @ 65 F Rise 5.8 GPM
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