A.O. Smith Signature 100 G6-UPT5042NV Natural Gas Water Heater

Name: A.O. Smith Signature 100 G6-UPT5042NV Natural Gas Water Heater
Brand: A.O. Smith
SKU: 5014819335
Price: 747.45 USD
Availability: InStock

$747.45 $1,359.00

Taxes included. Shipping calculated at checkout.

The A.O. Smith Signature 100 Series natural gas water heater delivers efficient and dependable hot water performance for demanding residential households. Engineered with an environmentally friendly 42,000 BTU ultra-low NOx burner, this tall power vent unit features an electronic gas control valve for precise temperature regulation, diagnostic monitoring via an LED indicator, and a straightforward push-button ignition system.

Designed for durability and safety, the tank incorporates Tank Guard protection and a self-cleaning dip tube to minimize sediment accumulation and extend overall service life. A built-in flammable vapor safety system, along with a factory-installed temperature and pressure relief valve, ensures secure and reliable indoor operation.

Key Features

Brand	A.O. Smith
Series	Signature 100
Model Number	G6-UPT5042NV
Product Type	Tank Water Heater
Fuel Type	Natural Gas
Power Source	Gas
Venting Type	Power Vent
BTU Rating	42000
Uniform Energy Factor	0.72
Emission Rating	Ultra Low NOx
Ignition Type	Piezo
Water Heater Style	Tall
Water Connection Size	3/4-in
Water Connection Location	Top
Application	Residential
Use Location	Indoor
Height	185.4 cm
Width	60.3 cm
Diameter	55.9 cm
Weight	69.4 kg
Safety Listing	CSA safety listing

Highlights

Powered by a 42,000 BTU Ultra Low NOx natural gas burner
Flexible power venting allows wall or roof exhaust runs up to 36.6 m
Electronic gas valve with LED status indicator for precise diagnostics and control
Built-in safety system designed to reduce accidental flammable vapor ignition risks
Tank Guard system and self-cleaning dip tube protect against sediment buildup

Warranty

6-year limited tank and parts guarantee and a 1-year limited labor warranty.

Downloads

Frequently asked questions

What venting configuration does this water heater support?

This unit uses power venting that can be routed flexibly through an exterior wall or roof up to 36.6 m (120 feet).

What is the heat output and emission rating of the burner?

The natural gas burner is rated at 42,000 BTU and meets Ultra Low NOx environmental emission standards.

How does the ignition and temperature control operate?

It features a push-button piezo ignition system paired with an electronic gas valve that provides precise temperature management and diagnostic reporting via an LED status indicator.

What features help extend the lifespan of the tank?

The unit incorporates Tank Guard tank protection and a self-cleaning dip tube engineered to reduce internal sediment build-up.

Made with care

Great value

Elegant design

Quality materials

This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.

Orders typically ship within 5–7 business days. Returns are accepted within 30 days of delivery — see our Shipping Policy and Refund & Return Policy pages for full details.