Takagi TK-310U-E Outdoor Tankless Water Heater, Natural/Propane Gas Convertible, 190KBTU (replaces T-K4-OS NG & LP)
Brand: Takagi
Part#: TK-310U-E
In Stock
Usually ships: within 1 business day
Takagi TK-310U-E outdoor tankless water heater model is a direct replacement for T-K4-OS Natural (NG) and Propane (LP) gas non-condensing models and is intended for small to medium residential applications. The new unit uses natural gas by default and comes with a propane conversion kit. The heater includes a remote temperature control.

Features:
  • Ultra-Low NOx
  • Field convertible from natural gas to propane (kit included)
  • Remote controler included
  • Built-in freeze protection
  • Manual Reset Hi Limit (up to 194°F)
  • Overheat cutoff fuse
  • Inlet and outlet thermistors for constant temperature monitoring
  • Air/Fuel ratio rod
  • Flame sensor
  • Electronic ignition - no standing pilot
  • Complies with SCAQMD Rule 1146.2 (California & Texas)
  • Complies with lead free standards
  • AHRI certified.
 
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Technical Specifications:
  • Shower capacity at 70F (warm climates): 3.5 showers
  • Shower capacity at 50F (cooler climates): 2.5 showers
  • Fuel Type: Natural Gas (Propane conversion kit is included)
  • Gas Connections: 3/4" NPT
  • Gas Consumption Input: 15,000-190,000 BTU/H
  • Inlet Gas Pressure: 4.0-10.5" in W.C. (for Natural Gas)
  • 8.0-14.0" in W.C. (for Propane)
  • UEF: 0.82
  • Hot/Cold Connections: 3/4" NPT
  • Water Connection Locations: Bottom
  • Max GPM: 8
  • Water Pressure: 15-150 PSI
  • Weight: 39 lbs
  • LEED Rating: 0.0
  • Emissions: less than 14 ng/J
  • Max. Elevation: 6,000 ft
  • Power Source: 120V/60Hz.
 
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Warranty:
15-year limited warranty on heat exchanger in residential applications/5-year limited warranty on heat exchanger in commercial applications/5-year limited warranty on all parts
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