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Item #:
156649137
AO Smith GT-340-NI 180000 BTU NOx Condensing Indoor Natural Gas Tankless Water Heater
Item #:
156649137
GMD 91299
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Imported from USA store
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Order now and get it around Thursday, July 23
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The 340 series offers high efficiency Ultra-Low NOx condensing technology allowing for the use of 3” PVC venting and has 0” clearance to combustibles.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Efficiency
The AO Smith GT-340-NI boasts a high efficiency rating with 180,000 BTU, providing significant energy savings while ensuring a constant hot water supply for residential needs.
NOx Compliance
Designed to meet stringent NOx emissions regulations, this water heater ensures environmentally friendly operation while delivering reliable performance without compromising on energy needs.
Tankless Design
The tankless design offers unlimited hot water on demand, perfect for families, reducing wait time and enhancing comfort without the bulk of traditional tank models.
Product Details
| Water heater type | Tankless Water Heaters |
| Brand | AO Smith |
| Volume capacity | 8 gal |
| Rec location | Indoor |
| Has written warranty | No |
| Power type | Gas |
| Btu | 180000 |
| Watts | 180000 W |
| Amps | 12 Amps |
| Volts | 120 V |
| Accessories | Remote Control |
| Model | GT-340-NI |
| Item Weight | 70 lbs (31.75 kg) |
Who Should Buy?
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Large Households
Ideal for families needing high hot water demand; efficiently provides hot water on demand throughout multiple outlets.
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Energy Conscious Users
Perfect for those wanting to lower energy bills; its condensing technology enhances efficiency and reduces gas consumption.
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Indoor Installations
Designed for indoor use, making it suitable for homes with limited outdoor space or specific installation requirements.
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Small Apartments
Not ideal for small living spaces; excessive power output and size may be unnecessary for limited hot water needs.
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Budget-Conscious Buyers
Higher initial cost compared to traditional water heaters; could be unsuitable for those looking for budget-friendly options.
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DIY Installers
Requires professional installation; not recommended for those seeking an easy, DIY water heater setup due to complexity.
Product Description
AO Smith GT-340-NI 180000 BTU NOx Condensing Indoor Natural Gas Tankless Water Heater
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Customer Questions & Answers
-
Question:
What is the flow rate of the unit?
Answer: The unit provides a flow rate of up to 8 GPM. -
Question:
Can I use this unit at high altitudes?
Answer: Yes, indoor models are certified for use up to 10,100 ft. altitude. -
Question:
Is this unit energy efficient?
Answer: Yes, it is ENERGY STAR® qualified and may qualify for local tax credits.
AO Smith Gas Tankless Water Heaters Editorial Review
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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GMD 91299
Order now and get it around Thursday, July 23
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Achieves ultra-low NOx emissions for environmentally friendly performance.
- Provides impressive flow rate of up to 8 GPM for high-demand usage.
- Compatible with water pressure between 15-150 psi for versatile installation.
- ENERGY STAR® qualified for energy efficiency and potential local tax credits.
- Constructed with commercial-grade copper for durability and reliability.
- Includes power cord and remote control for added convenience.
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