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Takagi T-H3S-OS-N Natural Gas Outdoor Condensing Ultra-Low NOx Tankless Water Heater
Takagi

Takagi T-H3S-OS-N Natural Gas Outdoor Condensing Ultra-Low NOx Tankless Water Heater

The T-H3S 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 T-H3S 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-H3S 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.

The T-H3S is a high efficient, condensing, tankless water heater perfect for residential applications. The T-H3S can produce enough hot water for three bathrooms in warmer climates or two baths in colder climates.

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Specification
  • Tech Specs

    Emissions: Ultra Low NOx
    Maximum BTUs: 180,000
    Minimum BTUs: 0
    Water Connection Location: Bottom
    Water Connection: 3/4"
    Flow Rate: 8.00
    Heat Exchanger: Copper & Stainless
    Voltage: AC 120V
    UEF: 0.94
    ENERGY STAR® Qualified: Yes
    LEED Rating: 1.5
    Remote Control: Yes
    Technology: Condensing
    Multilink: No

    Dimensions & Venting

    Height: 22.50"
    Width: 17.75"
    Depth: 10.75"
    Product Weight: 69 lbs.
    Vent Type: Direct Vent
    Vent Size: 4"

Technical specification
  • Unique ref.Takagi-T-H3S-OS-N-Natural-Gas-Outdoor-Condensing-Ultra-Low-NOx-Tankless-Water-Heater
  • Product familyHVAC
  • Product groupTankless Water Heater
  • TypeDocumentation (info)
  • Date of publishing2019-02-13
  • Edition number1
  • Height (inches)22.5
  • Width (inches)17.75
  • Depth (inches)10.75
Related
  • Material mainMetal
  • Designed inUnited States
  • Weight Net (Lbs)69
Classification
  • BIMobject CategoryHVAC - Water Heaters
  • UNSPSC nameDomestic water heaters
  • UNSPSC code40101825
  • CSI MasterFormat 2014 Code22 34 13
  • CSI MasterFormat 2014 TitleInstantaneous, Tankless, Gas Domestic Water Heaters
  • OmniClass Number23-31 29 00
  • OmniClass TitleHot Water Heaters

Region availability

North America
United States