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Takagi T-H3S-OS outdoor series tankless water heaters are a popular choice among medium size on-demand condensing (high efficiency) gas tankless water heaters due to their reliability, efficiency and affordable price.
Technical Specifications:
Features:
Technical Specifications:
- Shower Capacity: 3 - 2 Showers (4.5 GPM @ 75°F rise; 5.7 GPM @ 60°F rise; 8 GPM @ 43°F rise)
- Min Flow: 0.4 GPM
- Gas Input (Min - Max): 13,000 - 180,000 BTU/h
- Fuel Type: Propane (8.0 - 14 WC pressure)
- UEF: 0.94
- Hot & Cold Water Connections: 3/4" NPT
- Gas Connection: 3/4" NPT
- Condensate Connection: 1/2" NPT
- Installation Altitude: 0 - 2,000 (de-rate for higher elevations, up to 6,000ft max - see manual for details)
- Power Supply: 120V, 60Hz (hardwired)
- Consumption: 3.1W Stand-By, 78.2W Operation, 174W Freeze Protection
- Dimensions: 17-3/4" Wide x 24-7/8" High x 11-1/4" Deep
- Weight: 60 lbs
Features:
- Fully modulating, high-efficiency condensing design with commercial copper primary and 316L secondary heat exchangers, 0.94 UEF
- Remote temperature controller included (operates at up to 400ft distance from unit)
- Up to 8 GPM max flow rate
- Built-in safety features include freeze protection, air-fuel ratio sensor, exhaust & water temperature control, overheat cut-off fuse
- Outdoor model - no vent pipes needed
- Electronic ignition - no pilot light
- Wall-mounting design with integrated brackets
- AHRI certified, Low-Lead compliant, Low NOx (SCAQMD Rule 1146.2 - California & Texas, NG models only)