Re-Conditioned Eccotemp 45HI-LP Indoor Liquid Propane Tankless Water Heater (NEW 2017 Model)

$699.00 $459.00 (You save $240.00)
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Product Information


The Eccotemp 45HI-LP is the largest indoor model of the Eccotemp tankless line. Rated at impressive 6.8 GPM and 150,000 BTU per hour, the 45HI-LP can meet all the hot-water needs of a standard home or apartment with one or two bathrooms, as well as smaller commercial applications. The compact, wall mounted 45HI-LP is powered by liquid propane. With its fully automated control system, the Eccotemp 45HI-LP is the ideal choice for any standard sized home.

45HI Manual (English)

45HI Warranty


Up to 150,000 BTU, 110V power supply

Vent and Inlet Measurements:

4 inch venting, 3/4 inch water inlet & outlet, 3/4 inch gas inlet

Needs 1.1GPM(each faucet/fixture)to ignite

Flow Rate:

  • 35 degree rise: 6.8 GPM
  • 50 degree rise: 5.0 GMP
  • 70 degree rise: 3.4 GMP

Additional Features

  • Recommended to use 3/4 inch lines throughout plumbing system(shower, tubs, sinks, etc.)
  • Uses 4" vent kit
  • CSA certified for US and Canadian use
  • Liquid Propane Powered
  • Digital display with simple controls and diagnostics
  • 110 volt UL listed power cord
  • Field tested to 5500 ft. elevation (not recommended to be used any higher)
  • 150,000 BTU
  • Energy Factor: 0.80
  • 10 year warranty on heat exchanger
  • 5 year warranty on parts
  • Energy rating: 82%
  • Hot water capacity range: 1.2 - 6.8 GPM
  • Maximum / Minimum gas rate: 19,800 - 150,000 BTUs
  • Product dimensions & weight: 15"x5"x24" & 38lbs.

IMPORTANT NOTE: Not recommended for elevation above 3000 ft and cannot be used for HYDRONIC SYTEM, RECIRCULATING or FLOOR HEATING.

Please Note: Failure to clean and descale your water heater quarterly can result in Lime and sediment build up within the heater, which can void your warranty! We recommend using the Flow-Aide System Descaler Kit to ensure a clean, energy efficient, long lasting heater!  Click here for details.

Attention*** If you add a vent kit to this order, here is the information:

4" Horizontal Stainless Steel Z-Vent Wall Hung Water Heater Vent Kit for Eccotemp 45HI-LP and 45HI-NG models.  This vent kit is supplied with all the necessary components for a quick and seamless installation. It includes the following pieces:

  • (1) Termination Hoodwith backflow preventer
  • (1) 4" x 90 Degree Elbow
  • (1) 4" x 1' Pipe
  • (1) 4" x 1.5' Pipe
  • (1) 4" Wall Thimble
  • (1) 4" Appliance Adapter

Made of AL-294C stainless steel. This is Category II/III approved

For more details:  4" Horizontal Z-Vent Water Heater Vent Kit with Backflow

For more details:  Eccotemp 4" Vertical Vent Kit

CSA 2714806

Class 2901 85

Class 2901 05

Class 2902 93

Class 2902 13


Availability: Usually ships within 4 to 5 business days
Current Stock:
Condition: Refurbished
Width: 15.00
Height: 24.00
Depth: 5.00
GTIN: 00891876002362
Warranty: <a href="">Click Here to view the EccoTemp 45Hi Manual & Warranty</a>

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