State Tank and Tankless Water Heaters

State Water Heaters - Superior Tank & Tankless Water Heater Options by AAA

When it comes to building durability into a product, nobody does it like State. In fact, we've tested our water heaters in some of the most hostile environments and under the toughest conditions to make sure they last longer and provide many more years of hot water.

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State Water Heaters, a brand of State Industries, Inc., is a leading manufacturer of commercial and residential water heaters. State offers over 500 water heater products, and has consistently developed new technologies to ensure longer product life.


Based in Ashland City, Tennessee, State has seven water heater manufacturing plants. Hundreds of distribution centers across the United States ensure efficient service to State’s national customer base of residential homeowners, wholesalers, contractors, and other members of the engineering community.


All State products are backed by customer technical support and durable tank and parts warranty.

State Adapt Tankless Water Heater Factory-Authorized Sales & Service

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AAA Home Services features the Adapt Condensing 199,000 BTU Tankless Water Heater with X3 Technology.

In addition to the energy savings you get from Tankless, this unit with built in descaler is perfect for the hard water of St. Charles and St. Louis County.

  • No maintenance required, no need to flush the unit
  • 0.110 UEF Energy Star
  • 15 year warranty on the heat exchanger - Best in Class
  • Never change a filter

Save up to $116/year on annual operating costs—When compared to a standard 50-gallon atmospheric natural gas tank water heater.

Your factory-trained AAA Service Technician will help identify the best unit for your home.

Request an estimate online or call us today at 636-489-0918.

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ProLine® Gas Water Heaters

Built with commercial-grade components, the ProLine® gas models are made for durability and designed to help lower your monthly energy bills.

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ProLine® Master Gas Water Heaters

Built with commercial-grade components, our ProLine® Master gas water heaters come with an 8-year warranty. With their impressive combination of smart design and durability, these models are designed to deliver years of reliable performance.

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ProLine® XE Gas Water Heaters

ProLine® XE gas water heaters are built for homeowners who are looking for the most reliable water heaters.

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ProLine® XE Condensing Tankless Water Heater Family

State's Condensing Tankless Gas Water Heaters are available in Residential and Commercial line ranging from 120,000 BTU/h to 199,000 BTU/h with options for natural gas and propane. All Residential models are ENERGY STAR® Qualified and utilizes PVC venting.

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ProLine® Electric Tankless

State Electric Tankless water heaters are compact, easy to install and offer continuous hot water when sized appropriately.

Two dark gray tankless water heaters with digital displays on a white background

State Non-Condensing Tankless Water Heater Family

State's Non-Condensing Tankless Water Heaters are fully modulating, specifically designed almost instant hot water for residential and commercial applications. Supplies hot water to domestic hot water systems (directly or indirectly) which can be used with storage tanks, recirculation systems, hydronic heating systems, radiant floor heating systems, and/or combined domestic and heating

Six beige wall-mounted water heaters with blue labels, arranged in a group on a white background

ProLine® Electric Water Heaters

Built with commercial-grade components, ProLine® electric models are made for durability and designed to help lower your monthly evergy bills.

Three Rheem water heaters: two gray tanks and one white cabinet unit.

ProLine® Master Electric Water Heaters

Built with commercial-grade components, our ProLine® Master electric water heaters come with an 8-year warranty. With their impressive combination of smart design and durability, these models are made to deliver years of reliable performance.

Two gray cylindrical water heaters, one taller and one shorter, with orange brand labels.

ProLine® XE Electric Water Heaters

ProLine® XE electric water heaters are made for homeowners who are looking to get the highest efficiency out of their water heaters.

Two gray Rheem water heaters, one front-facing with a digital control panel.

ProLine® XE Hybrid Electric Heat Pump

The ProLine® XE hybrid electric heat pump water heaters more than live up to their impressive reputation. The 50-, 66- and 80-gallon models use heat pump technology to produce hot water, which means more energy stored, resulting in increased savings. And the consumer-friendly display is simple to operate and provides easy-to-understand feedback on operational status.

  • ENERGY STAR® qualified
  • Four operating modes: Efficiency, Hybrid, Electric, Vacation
  • Conserves energy with heat pump technology
  • Part of ProLine® XE


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