Item # bci1880931

The Takagi TK4INNG has been discontinued

** See similar or replacement items below **

Takagi 8.0 GPM Natural Gas Indoor Tankless Water Heater from the Tankless Collection

Model: TK4INNG

Discontinued
We still have product details and accessories, scroll down to see them!

Product Overview

The all new T-K4 models have an impressive max GPM of 8.0GPM! Cost-efficient and environmentally friendly, the T-K4-IN can be installed indoor with an optional Direct Vent kit. This tankless water heater is a powerful unit with gas inputs up to 190,000 BTU per hour.

Since there is no tank to fill, there is no end to your supply of hot water. Depending on the model, Takagi Tankless water heaters deliver between 200 gallons and 500 gallons of hot water every hour on demand. Tankless systems guarantee that an endless supply of water is available to residences, commercial spaces or anywhere a constant source of hot water is needed.

Features:

  • Temperature remote controller included
  • Capacity 2-3 Showers (Depending on climate)
  • Gas Fired Tankless Water Heater
  • Indoor Installation Only
  • Safety Features: Air-Fuel Ratio Sensor (AFR), Exhaust and Water Temperature Safety Control, and Overheat Cutoff Fuse
  • Internal Freeze Protection System
  • Manual reset switch
  • Power Cord Included

Specifications:

  • Min 11,000 BTU/h
  • Max 190,000 BTU/h
  • Energy Factor - 0.82
  • Dimensions - H 20.3" x W 13.8" x D 8.5"
  • Weight - 38 lbs
  • Clearance- Top: 36", Bottom: 12", Front: 24", Back: 1", Sides: 2 "

Venting:

  • Horizontal or Vertical Installation
  • Electric Ignition
  • Flu 4" O.D. - Category III Stainless Steel Only
  • Intake 3" O.D. (ABS, PVC, Galvanized Steel, Corrugated Stainless Steel, Category III/IV Stainless Steel
  • 50" Max Length
  • 5 Elbow MAX (90 degree Elbow = 5' length)

Accessories:

  • TK-PC01 (9007671005)- Pipe Cover
  • 9007674005 - Heater Recess Box
  • 9007996005 - Backflow Preventer & F-F Adapter
  • 9007667005 - Direct Vent Conversion Kit
  • 9007605005 - Isolation Valve Kit

Why choose Takagi? Takagi produce some of the most highly efficient tankless water heaters in the industry. With a commitment to innovation and quality, they are constantly creating new technology to keep up with their customers’ ever-changing hot water needs. Takagi sets the bar with the most stringent of durability testing standards for all of our models. For 15 years, Takagi has provided the most eco-friendly, energy-efficient water heating solutions in North America.


This product is listed under the following manufacturer number(s):


*Denotes a finish or option that has been discontinued.

Dimensions and Measurements

Gas Connection
3/4"
Height
20.3 in.
Maximum Flow Rate
8 GPM
Minimum Flow Rate
0.5 GPM
Minimum Gas Input
11000
Vent Maximum Run
600 in.
Water Connection
3/4"
Water Pressure (Max)
150 PSI
Water Pressure (Min)
15 PSI

Included Components

Includes Isolation Valve Kit
No
Includes Remote
Yes

Characteristics and Features

Direct Vent
No
Heating Technology
Non-Condensing
Vent Type
Direct Vent
Water Connection Type
NPT

Manufacturer Technology

Recirculation
Yes

Electrical and Operational Information

Default Temperature
122 °F
Fuel Type
Natural Gas
Max BTU Input
190000
NG Energy Factor
.82

Warranty and Product Information

Approved for Commercial Use
Yes
Country Of Origin
USA
Energy Star
No
Heat Exchanger Warranty
6-Years Limited Commercial, 15-Years Limited Residential
Product Variation
Whole House Water Heater
Uniform Energy Factor
0.8