State Water Heaters sthr-180x3 adapt + premium condensing ultra-low nox 180,000 btu natural gas tankless water heater with x3 scale prevention technology

Product Description

The STATE WATER HEATERS STHR-180X3 Adapt + Premium condensing gas tankless water heater uses up to 180,000 BTUs of Natural Gas or Liquid Propane to deliver a max flow rate of 10.5 gal/min. State's Adapt + Premium condensing gas tankless water heaters deliver robust, on-demand performance and the flexibility to install in virtually any residential setting.

• ENERGY STAR certified with a UEF of 0.95
• Flexibility in Installation—Field convertible from natural gas to liquid propane; PVC venting flexibility (2” up to 75’ & 3" up to 150’); Install indoor or outdoor (outdoor kit sold separately)
• Save up to $116/year on annual operating costs—When compared to a standard 50-gallon atmospheric natural gas tank water heater.

Product Highlights

Built-in X3 Scale Prevention Technology helps maintain like-new performance by protecting the heat exchanger from build-up. All models are ENERGY STAR certified with a Uniform Energy Factor of 0.95 and comply with Ultra-Low NOx regulations.

Product Information

Standard Information

• Brand: STATE WATER HEATERS
• Manufacturer Part Number: STHR-180X3

Technical Specifications

• UEF: 0.95
• Maximum BTUs: 180,000
• Power Source: GAS
• Water Connection Location: BOTTOM
• Water Connection Size: 3/4-in"
• Emissions: Ultra-Low NOx
• ASME Certified: No
• Amperes: 5
• Destination Country: US
• ENERGY STAR Certified: Yes
• Flue Diameter: 2.00
• Fuel Source: NATURAL
• Ignition Type: Electronic Hot Surface Igniter
• Installation Type: BOTH
• GPM (@67 F Temp Rise): 5.3 GPM
• Minimum BTUs: 9,000
• Application: RESIDENTIAL
• Product Tier: ProLine XE
• Side Loop: No
• Voltage: 120
• Type: Water Heater
• Height: 41.8"
• Width: 16.53"
• Vent Material: ABS, PVC, CPVC and polypropylene