American Water Heater Company

What American Water Heater Company does

American Water Heater Company, founded in 1996 and headquartered in Johnson City, Tennessee, is a U.S. manufacturer of residential and commercial water heating products marketed under the ProLine®, ProLine® Master, ProLine® XE, Adapt®, and HCG® brand families. The product portfolio spans natural gas and propane atmospheric and power-vented tank units, electric tank units, gas tankless units (including ENERGY STAR condensing models), hybrid electric heat pump units, split-system heat pumps, commercial gas/electric/tankless water heaters, pressure and storage tanks, and replacement parts and accessories. The underlying engineering stack comprises Blue Diamond® glass tank coating and CoreGard™ anode rods for corrosion resistance, Green Choice® low-NOx burners (reducing NOx emissions up to 33%), X3® scale-prevention modules (extending tankless heat-exchanger life up to three times), Adapt® condensing stainless-steel heat exchangers with two weld points, FVIR sealed combustion chambers, and iCOMM™ Wi-Fi/Bluetooth connectivity with a CTA-2045 utility-grid communication port accessed through a smartphone application supporting remote temperature control, scheduling, and leak detection.

American Water Heater Company operates as a wholly-owned subsidiary of A.O. Smith Corporation, with shared legal and digital infrastructure (privacy and terms hosted at aosmith.com) and corporate identity. The portfolio has accumulated registered trademarks across ProLine®, ProLine® Master, ProLine® XE, Adapt®, X3®, iCOMM™, Blue Diamond®, Green Choice®, CoreGard™, and HCG® Flex, with ENERGY STAR certification across multiple product lines, ultra-low-NOx compliance for emissions-restricted jurisdictions, and Qualified Manufacturer designation (QM code A5X5) for federal tax-credit eligibility on IRS Form 5695.

The company sells exclusively through professional distribution — plumbing contractors, specifying engineers, builders, utilities, wholesalers, and manufacturer sales representatives — with installation performed by independent local contractors. Pricing is set at the local professional level rather than through public retail listings. Revenue streams consist of hardware sales (water heaters, tanks, replacement parts, accessories) and the facilitation of installation services through the independent contractor network. The website supports trade professionals with sizing tools, a cross-reference database, technical training (American ProLine University), a marketing hub, and rebate-coordination assets, while serving consumers via product selectors, rebates, and ENERGY STAR literature. Operations are confined to the United States.

Name

American Water Heater Company

Legal name

American Water Heaters

Website

https://americanwaterheater.com

Company type

Private

Founded year

1996

Operating status

Operating

Headcount range

11–50 employees

Short description

American Water Heater Company, founded 1996 in Johnson City, Tennessee, is an A.O. Smith subsidiary that manufactures residential and commercial water heaters — gas tank, electric tank, gas tankless, and hybrid heat pump units — and sells them exclusively through U.S. professional plumbing, builder, and wholesale distribution channels.

Ownership category

akta.pro rank

Product category

Water Heating Equipment

NAICS

Heating Equipment (except Warm Air Furnaces) Manufacturing (333414), Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (33341), Power Boiler and Heat Exchanger Manufacturing (332410), Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing (333415)

SIC

Heating Equipment, Except Electric & Warm Air Furnaces (3433), Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585), Heating Equip, Except Elec & Warm Air; & Plumbing Fixtures (3430)

akta.pro primary industry

Heat Transfer Equipment (Heat Exchangers, Boilers, Condensers) (IMAHAEAC)

akta.pro secondary industries

Heat Pumps (Air/Water/Ground Source) (IMAHAKAF), Heat Exchangers, Coils & Hydronic HVAC Components (IMADANAF)

Keywords

• Residential water heaters
• Commercial water heaters
• Tankless water heaters
• Hybrid heat pump water heaters
• Water heating equipment

Headquarters

HQ city

Johnson City

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Technology or R&D, Personnel, Marketing or Sales

Revenue model

1. Water Heater Sales: Primary revenue from manufacturing and selling residential and commercial water heaters including gas tank, electric tank, tankless, and hybrid heat pump models. Products sold through professional distribution channels including plumbing contractors, wholesalers, and builders.
2. Replacement Parts & Accessories: Revenue from selling replacement parts including heating elements, anode rods, valves, and accessories for water heaters. Parts available through support and parts sections of the website.
3. Professional Services (Installation): Installation services facilitated through network of independent local plumbing contractors who install American water heaters. Products are professionally installed by local independent contractors.

Go-to-market motion1 record

Distribution channels5 records

Marketing channels8 records

Core offering

American Water Heaters manufactures and sells a comprehensive portfolio of residential and commercial water heating products, including gas tank, electric tank, gas tankless, and hybrid electric heat pump water heaters, plus commercial storage tanks, pressure tanks, replacement parts, and accessories. Products feature proprietary technologies such as X3 Scale Prevention, Blue Diamond Glass Coating, CoreGard Anode Rod, Green Choice Gas Burner, iCOMM Wi-Fi connectivity, and Adapt premium condensing technology.

Product overview

American Water Heaters is one of the nation's largest manufacturers of water heaters, offering a comprehensive portfolio of residential and commercial water heating solutions. The product line is organized into three main tiers: ProLine® (commercial-grade entry level), ProLine® Master (enhanced durability), and ProLine® XE (cutting-edge technology including tankless and heat pump). Core product categories include gas tank, electric tank, gas tankless, and hybrid electric heat pump water heaters. The company also offers commercial products including the HCG® Flex™ series, pressure tanks, commercial storage tanks, and replacement parts. Proprietary technologies include Blue Diamond® Glass Coating, CoreGard™ Anode Rod, Green Choice® Gas Burner, X3® Scale Prevention Technology, and iCOMM™ smart connectivity. Products are available exclusively through professional distribution and plumbing contractors.

Differentiator

Problem solved

Functional benefit

Brands

• Adapt®: Premium condensing gas tankless water heaters
• ProLine® Master
• ProLine® XE
• ProLine®
• HCG®

Products and services

• ProLine Residential Gas Tank Water Heaters Natural gas and liquid propane atmospheric vent tank water heaters available in standard and ultra-low NOx options for residential applications.
• ProLine Residential Electric Tank Water Heaters Electric tank water heaters featuring self-cleaning dip tubes and dual heating elements, combining commercial-grade technology with residential convenience.
• ProLine Residential Gas Tankless Water Heaters Natural gas and liquid propane tankless water heaters providing continuous hot water on demand, including ENERGY STAR certified condensing models.
• ProLine Residential Hybrid Electric Heat Pump Water Heaters Heat pump water heaters using ambient air to heat water, offering up to 73% energy savings compared to standard electric water heaters.
• ProLine XE 120V Plug-In Hybrid Electric Heat Pump Water Heaters Hybrid heat pump water heaters that plug into standard 120V outlets, eliminating need for special wiring, with smart leak detection and iCOMM connectivity. Saves up to $118 annually compared to gas water heaters.
• ProLine XE Smart Valve Electric Grid-Capable Water Heaters Smart electric water heaters with built-in CTA-2045 communication port for utility smart grid integration, featuring iCOMM Wi-Fi connectivity for remote temperature control and leak detection.
• Adapt+ Premium Condensing Gas Tankless Water Heaters Premium condensing tankless water heaters with ultra-low NOx emissions, built-in control display, Wi-Fi connectivity option, and optional X3 Scale Prevention Technology.
• Commercial Gas Water Heaters (HCG Flex Series) Commercial-grade gas water heaters including the HCG Flex series delivering high-efficiency performance for commercial applications such as restaurants, hotels, and healthcare facilities.
• Commercial Electric Water Heaters Commercial-grade electric tank water heaters designed for commercial and high-demand residential applications.
• Commercial Tankless Water Heaters Commercial tankless water heaters providing continuous hot water for commercial applications.
• Residential Pressure Tanks Pump storage tanks and expansion tanks for residential water system applications.
• Commercial Storage Tanks Commercial storage tanks for hot water storage in commercial water heating applications.
• Replacement Parts and Accessories Replacement parts including heating elements, anode rods, valves, and accessories for water heaters, available through the support and parts sections of the website.
• iCOMM Connectivity Mobile App Mobile application enabling remote monitoring and control of compatible Wi-Fi and Bluetooth connected water heaters via smartphone, including temperature control, mode settings, and scheduling.

Quantifiable outcome

• Up to 73% savings on annual energy costs with hybrid heat pump water heaters
• +5 more outcomes

Named customers5 records

Segments6 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature11 records

Scale indicators3 records

Recent moves4 records

Expansion highlights4 records

Broad incumbents

• Whirlpool Corporation: Major appliance manufacturer that sells residential water heaters as part of a broad branded appliance portfolio (Whirlpool, Maytag). Overlaps in retail/DIY channels rather than exclusive professional distribution.
• GE Appliances (Haier): Sells electric and gas residential water heaters under the GE brand. Competes in similar end-use categories but through a broader appliance portfolio and broader retail distribution.
• A.O. Smith Corporation: American Water Heater Company's parent and one of the largest global water heater manufacturers. Operates overlapping water heater brands (American, State, Reliance) at much greater scale and global footprint.

Emerging players

• Stiebel Eltron: Specialist in electric tankless and heat pump water heaters for residential and commercial use. Overlaps with American's heat pump and electric tankless portfolio with strong efficiency and European engineering positioning.
• EcoSmart: Distributes electric tankless and heat pump water heaters directly to consumers online, competing on the consumer/DIY side where American has no direct presence because of its professional-only channel.

Direct peers

• Navien: Specializes in high-efficiency condensing tankless and combi-boiler water heaters, directly contesting American's Adapt® and ProLine® XE tankless offerings in the premium professional channel.
• Bosch Thermotechnology: Manufactures tankless, electric, and heat pump water heaters (including the Greentherm and Compress product families). Directly competes in the same professional-channel residential/commercial segments.
• Rheem Manufacturing: One of the largest U.S. manufacturers of residential and commercial water heaters (gas, electric, tankless, heat pump). Directly competes with American across every category and professional channel, making it the closest mirror competitor.
• Rinnai America: Market leader in gas tankless water heaters with condensing technology, overlapping directly with American's Adapt® premium condensing tankless line and ProLine® XE gas tankless products.
• Bradford White Corporation: Privately held, full-line manufacturer of residential and commercial water heaters sold exclusively through professional distribution — almost identical channel strategy and product breadth to American Water Heater Company.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/american-water-heater-company

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about American Water Heater Company