Silver L9X1 Ultra-Low NOx Gas Furnace

Comfort
Efficiency
Price
- $
- $
- $
- $
- $
American Standard owners have saved an average of
20% per year
Savings based on customers who currently have a 60 AFUE unit.

Silver L9X1 Ultra-Low NOx Gas Furnace
Why we love this product.
- Single-stage heating
- Up to 95% AFUE
American Standard owners have saved an average of
20% per year
Savings based on customers who currently have a 60 AFUE unit.

A system that works smarter.
An advanced design makes this family one of our most efficient.
Details
Silver L9X1 Ultra-Low NOx Gas Furnace Highlights
- Specially designed to meet the NOx emission requirements of the South Coast Air Quality Management District (SCAQMD) and the San Joaquin Valley Air Pollution Control District (SJVAPCD)
- Reduces NOx emissions by approximately 65%*
- High-efficiency, constant torque electronically commutated
- Certified to 2% cabinet air leakage
- Stainless steel secondary heat exchanger
- Matches with single and two-stage AC models
- Fully insulated cabinet reduces operating noise
- Converts up to 95 percent of the fuel you pay for into cozy home heat
- Match your gas furnace with a heat pump to enjoy the energy-saving benefits of a hybrid system. In milder temperatures, your heat pump acts as the primary source of heat for your home. When the weather gets too cold, your system activates your furnace to deliver the heat you need.
*versus a standard low NOx furnace which operates at 40 ng/J
Models Available
L9X1A050U3XS
- Upflow/Horizontal
- Type
- 3
- Tonnage
- 50,000
- Input Capacity
- 95
- AFUE
- 14 ng/J
- NOx Emission Limit
- Yes
- ENERGY STAR
- Energy Guide PDF
L9X1B070U4XS
- Upflow/Horizontal
- Type
- 4
- Tonnage
- 70,000
- Input Capacity
- 95
- AFUE
- 14 ng/J
- NOx Emission Limit
- Yes
- ENERGY STAR
- Energy Guide PDF
L9X1B070U4XS
- Upflow/Horizontal
- Type
- 4
- Tonnage
- 70,000
- Input Capacity
- 95
- AFUE
- 14 ng/J
- NOx Emission Limit
- Yes
- ENERGY STAR
L9X1C100U5XS
- Upflow/Horizontal
- Type
- 5
- Tonnage
- 100,000
- Input Capacity
- 95
- AFUE
- 14 ng/J
- NOx Emission Limit
- Yes
- ENERGY STAR
- Energy Guide PDF
Warranty
For information on limited warranty terms for your existing product, please refer to your owner’s manual or view for a copy of our warranty booklet. Your local dealer can provide a copy of your owner’s manual. Find your local American Standard Heating & Air Conditioning Dealer.
Beginning May 1, 2009, Registered Limited Warranty terms are available if the product is registered within 60 days of installation. Registration can be completed either online at americanstandardair.com or by calling 800-554-8005. American Standard Heating & Air Conditioning’s Registered Limited Warranty terms on this product include:
- Limited lifetime warranty on heat exchanger.
- 10-year limited warranty on internal functional parts.
- If the product is not registered within 60 days of installation, American Standard Heating & Air Conditioning’s Base Limited Warranty terms will apply.
- An option to purchase transferability of your Registered Limited Warranty is available. Visit our Warranty + Registration page for more information.
- Optional Extended Warranties available. Extended Warranties can pay for labor and other costs not covered by manufacturer's limited warranty.
- Ask your dealer for full warranty information at time of purchase. Warranties are for residential use only, some exclusions may apply.