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Description
Overview:
The 540 series is well suited for residential use. Utilizing commercial grade copper alloy for the heat exchanger tubing, the 540 series is also suitable for heavier-residential usages such as domestic recirculation systems. Remote control included as a standard feature on all Outdoor models. Indoor models are certified up to 10,100 ft. altitude. Provides a variety of installation options: outdoor and direct vent. Complies with Ultra-Low NOx regulations and meets the energy efficiency requirements. Easy-Link System capable up to 4 units.

The ATI-540H-P tankless water heater uses up to 199,000 BTU/hr of liquid propane to deliver an endless supply of hot water for a 3 bath home in northern climates and up to a 4 bath home in southern climates (one shower head per bath). Utilizing condensing technology, this heater is extremely efficient with a Uniform Energy Factor of 0.93. With an industry leading 15-year limited warranty, the ATI-540H-P tankless water heater provides years of hot water through innovation and quality.

Specifications:
  • Emissions: Ultra-Low NOx
  • Maximum BTUs: 199,000
  • Minimum BTUs: 13,000
  • UEF: 0.93
  • Limited Heat Exchanger Warranty: 15 Years
  • Limited Parts Warranty: 5 Years
  • Water Connection Location: Bottom
  • Water Connection Size: 3/4"
  • Heat Exchanger: Commercial Grade Copper
  • Secondary Heat Exchanger: Stainless Steel
  • Voltage: 120
  • ENERGY STAR®: Yes
  • LEED Rating: 1.5
  • Remote Control: Built in
  • Technology: Condensing
  • Height: 23 5/8"
  • Width: 17 3/4"
  • Depth: 11 1/4"
  • Product Weight: 59lbs/27kg
  • Shipping Weight: 70.9
  • Vent Type: Power Direct Vent
  • Vent Length: 70 feet at 3 diameter
  • 100 feet at 4 diameter
  • Vent Material: PVC, CPVC, PP, ABS, SS
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Specs
Product Type:
Tankless Heater
Installation Type:
Indoor Only
Fuel Type:
Propane
Type:
Condensing
Gas Input:
13000-199000 BTU/h
Gas Connection:
3/4"
Water Connection:
3/4"
Voltage:
120v
Energy Factor:
0.95
Max Flow (GPM):
10
Inlet Gas Pressure:
8.0"-14.0"W.C.
Width (Inches):
17-3/4"
Depth (Inches):
11-1/4"
Height (Inches):
23.625
Weight (lbs):
59 lbs
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