GD9T800403AX 40,000 BTU 80% AFUE 9-Speed Two Stage Low NOx Goodman Gas Furnace – Downflow/Horizontal

Name: GD9T800403AX 40,000 BTU 80% AFUE 9-Speed Two Stage Low NOx Goodman Gas Furnace - Downflow/Horizontal
SKU: TWQD31137
Price: 1316.00 USD
Availability: InStock

$1,316.00

SKU: TWQD31137 Category: Wine

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Description

Description

OVERVIEW
The GD9T800403AX Goodman gas furnace features high-quality construction and efficient operation at a great value. The GD9T800403AX two-stage, 9-speed furnace utilizes Goodman’s superior heat exchanger design to provide efficient, reliable heating to your home. If you’re looking to cut your energy bills and improve your comfort without breaking the bank, your search stops with the Goodman GD9T800403AX.

QUICK FACTS
This furnace is ideal to heat a small house (depending on climate)
40,000 BTU 80% efficient natural gas furnace
Requires metal flue venting
Can be used in the downflow or horizontal orientation
Can be converted to an LP furnace with a conversion kit (sold separately)
Innovative design for electrical efficiency, safety, and lower sound output

Reviews

★★★★★

"Bought the bundle deal and the sound is clear without any static. Took it on a road trip last weekend. The strap is a little long for me, easy enough to adjust. Happy with my purchase."

Amanda Ramirez Jun 2, 2026

★★★★★

"Came earlier than the promised date. The weight feels balanced and premium. I keep it in the car for road trips. Customer service was helpful when I had a question."

William Green Jul 2, 2026

★★★★☆

"Shipping was faster than I expected. Used it at the desk for video calls all month. Solid deal, no regrets."

William Parker Jul 28, 2026

★★★★★

"Got the charcoal one and the zipper glides without catching. Tested it through a full week of rain. Worth the money."

Nicole Flores Jul 27, 2026

★★★★★

"Came earlier than the promised date. Setup took less than five minutes. It lives in my gym bag now. Customer service was helpful when I had a question."

William Gray Jun 7, 2026

★★★★★

"Chose the king size and the stitching has held up better than expected. Tested it through a full week of rain. Shipping was quick and the item delivered."

James Wilson Jun 12, 2026

★★★★★

"Picked the blue one and the stitching has held up better than expected. Took it on a road trip last weekend. Happy with my purchase."

Rebecca Stewart Jul 5, 2026

★★★★★

"Picked the blue one and setup took me less than five minutes. Tested it through a full week of rain. Would buy again."

Naomi Peterson Jun 25, 2026

★★★★☆

"Picked the matte black and the stitching has held up better than expected. Used it for a week of meal prep. Definitely a repeat customer after this."

Brandon Evans Jun 22, 2026

★★★★★

"Came earlier than the promised date. It's handled my daily dog walks without issue. Packaging tape was loose on one end, product was fine. Exactly what I needed."