Eternal GU195S

One Simple Solution for Many Applications.

Whether it’s commercial or residential domestic hot water, the Eternal is the right solution. Its triple pass design provides endless hot water with up to 98% efficiency, and comes with a 15 year residential / 5 year commercial no leak warranty.

Supports Multiple Applications Simultaneously
The Eternal GU195S can support up to 4 applications simultaneously. You can run the dishwasher, shower, and do the laundry at the same time. In commercial applications, the GU195S can be combined with additional storage to support unpredictable surges in demand for hot water.

 

Save Time & Water
Eternal is compatible with most recirculation systems, whether it’s a dedicated return line or under-the-sink retrofit pump. The built-in reserve tank within the heat exchanger makes instant hot water possible. Optional feature. Consult your authorized Eternal dealer.
  • Features
    • Stainless Steel Heat Exchanger w/built in 2 gallon reserve tank
    • Full flow design and dual activation (thermostat and flow) are compatible with water sense fixtures
    • Flexible NG / LP / Indoor / Outdoor / Direct Vent / Power Vent conversions in one unit
    • 3” PVC venting up to 100ft
    • Clip-on components easily serviced by technicians
    • Patented self-cleaning utilizes turbulent flow to flush sediments out
    • Digital display screen for adjusting temperature and easy diagnostics
    Benefits
    • Endless hot water without water pressure drop
    • Up to 98% Efficiency saves cost, 0.96EF exceeds Energy Star, and qualifies for available government and/or local utility rebates
    • Ultra low emissions leaves almost no carbon footprint
    • Easy integration with recirculation and no startup lag eliminates cold water sandwich
    • Industry’s BEST 15 year residential / 5 year commercial heat exchanger no leak warranty
    Specifications
    Model   GU195S*
    Thermal Efficiency / Energy Factor   98% NG / 99% LP / 0.96 Energy Factor
    Installation   Indoor / Outdoor / Wall Mount / Floor Standing
    Flue System   Sealed Cobustion Direct Vent / Power Vent Convertible
    Vent Run 3” PVC Up to 100ft, 6 Elbows Max, 5ft Deduction Per Elbow
    Condensate Discharge Low / Med / High Fire 0.5GPH / 1.1GPH / 1.75GPH
    Condensate pH Level   4 pH
    Gas Type   Pre-set for NG / LP Conversion Kit Included
    Unit Connections Gas & Water 3/4” Female NPT
      Electricity Dedicated 120VAC, 60Hz w/3 Pronged Power Cord
    Gas Input Rate Min / Max 26,000 BTU/Hr / 195,000BTU/Hr
    Gas Supply Pressure NG / LP 3.5”WC to 10.5”WC / 8”WC to 14”WC
    Ignition System   Direct Electronic Ignition w/Automatic Flame Sensing
    Burner System   Single Orifice Premixed Fuel Injection Metal Fiber Infrared
    Gas Valve System   Dual Stage Negative Pressure Full Modulation Air Ratio
    Internal Piping Material   316L SS
    Reserve Tank   Under 2 Gallons
    Electrical Consumption   Standby 8w, Maximum 85w
    Maximum Noise Level   50dB (a)
    Remot Controller   Up to 3 Kits
    Multi Control Unit (MCU)   Up to 2 units in manifold, No built-in MCU
    GPM Capacity Range   0.1 to 19.5 GPM
    Temperature Sensing   Tank, Cold Inlet, Hot Outlet, Air Inlet Thermistors
    Temperature Control   Simulation Feed Forward and Feed Back w/ Electronically Controlled Mixing Valve
    Flow Sensing   Dual Flow Sensors w/Built-in GPM Monitor
    Temperature Settings Range   100°F to 180°F ( 5°F interval/ 9 steps), Factory default : 140°F
    Unit Dimensions (WxHxD)   16.9” x 29.1” x 13.8”
    Unit Weight   90lbs / M Option - 91.5lbs
    Safety Devices   T&P Valve, Flame Rod, Thermal Fuse (306°F), Remaining Flame Detection, Fan RPM Check, Freeze Protection (-40°F), Vent Blockage Detection, Thermostat Switches (167°F / 194°F), Gas Valve Current Leak Detection, Ignition Prevention, Dipswitch Temperature Lock, GFCI w/2 x 5A Fuses.
    Accessories   Outdoor Vent Cap Assembly, 3” Horizontal Terminator, Concentric Venting Kit, Condensate Neutralizer Kit, Water Heater Stand
    *GU195S for single or dual unit applications with no multi control unit. The GU195M is for multiple unit applications only and cannot be used for single unit applications.

    How it works

    Eternal has a national network of contractors, distributors, and sales representatives that are ready to assist you. Please select one of our Factory Authorized Service Trained (F.A.S.T.) or Factory Authorized Contractor Trained (F.A.C.T.) professionals. FAST and FACT contractors have been trained by our company to install and service Eternal hybrid water heaters. Enter your zip code to find one near you.

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    GU195S Eternal Hybrid Water Heater
    Local State and Utility Rebates & Promotions*

     

    Consult the Eternal Rebate Center for additional savings.

    *See your authorized dealer for more details. Tax credit may vary. Consult your tax professional.