TFTN Series – High-Efficiency Commercial Boiler – 97.2% Thermal Eff. – 725,000 BTU
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TFTN Series – High-Efficiency Commercial Boiler – 97% Thermal Eff. – 850,000 BTU

NTI – TFTN Series – TFTN-850 – Condensing Gas-Fired Commercial Boiler – 850,000 BTU – 97% Thermal Eff. – Hot Water – Natural Gas – Direct Vent – 2,000′ Max. Altitude – Packaged

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Item: N10-TFTN-850 Category: Tags: , , , , ,

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General
Staging

Modulating

Vent Type

Direct Vent

Medium

Hot Water

Assembly Type

Packaged

Combi Capabilities

No

Combustion

Condensing

Connection Type

NPT

DHW Production

No

Fuel Source

Gas-Fired

Heat Exchanger

Stainless Steel

Includes Pump

No

Mounting

Floor

Series

TFTN Series

Gas Type

Natural Gas
Performance
DOE Heating Capacity (BTU/h)

825000

Maximum Input (BTU/h)

850000

Net I=B=R Rating (BTU/h)

717000

Thermal Efficiency (%)

97
Electrical
Frequency (Hz)

60

Phase

1

Voltage (V)

120

Current Draw (A)

12
Dimensions
Depth (In)

27.625

Flue Connection (In)

6

Height (In)

62.5

Width (In)

28.25

Gas Connection (In)

1.25

Return Connection (In)

2.5

Supply Connection (In)

2.5

Air Intake Connection (In)

4
Warranty
Heat Exchanger (Years)

10

Parts (Years)

2

Boiler (Years)

10
Certification
AHRI Certified

Yes

AHRI Reference Number

210641904

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