The TK-510U-I Series 200 is a fully modulating, gas fired, non-condensing tankless water heater specifically designed for residential and commercial applications. The TK-510U-I can produce enough hot water for up to four bathrooms in warmer climates and it also complies with Ultra-Low NOx regulations of less than 14 ng/J (<20ppm)

• 15-year limited heat exchanger, 5 yrs limited parts Residential use
• 5-year limited heat exchanger, 5 yrs limited parts Commercial use
• Field convertible from Natural Gas to Liquid Propane
• Includes built-in temperature controller and power cord as standard features
• Venting with Category III stainless steel
• Safety features include freeze, overheat, surge protection, and troubleshooting diagnostic codes
• Complies with Ultra-Low NOx regulations of less than 14 ng/J (<20ppm)
• Easy-Link up to four units without a Multi-Unit Controller
• Multi-Link up to 20 units with a Multi-Unit Controller

Emissions: Ultra-Low NOx

Maximum BTUs: 199,000

Minimum BTUs: 15,000

Water Connection Location: Bottom

Water Connection: 3/4"

Flow Rate: 10.00

Heat Exchanger: Copper

Voltage: AC 120V

UEF: 0.81

ENERGY STAR® Qualified: No

LEED Rating: 0.0

Remote Control: Yes

Technology: Non-Condensing

Multilink: Yes

Height: 20.50"

Width: 13.75"

Depth: 10.00"

Product Weight: 40 lbs.

Vent Type: Direct Vent

Vent Size: 4"