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A.O. SMITH

A.O. Smith is a manufacturer of water heating equipment and electric motors, with a history dating back to 1874 when it was founded as a mechanical parts shop in Milwaukee, Wisconsin. Over the decades, the company expanded into water heating and electric motor production, and today it operates as a global supplier of residential and commercial water heaters, boilers, and related components. The product families relevant to industrial and commercial HVACR applications include draft inducers, pilot assemblies, heating elements, gas valves, limit controls, and inlet switches. These components are used in gas-fired and electric heating systems, such as commercial water heaters, boilers, and furnaces, where they support combustion, ignition, temperature regulation, and safety interlock functions. For technical buyers, A.O. Smith replacement parts are specified by manufacturer part numbers and are designed to match original equipment specifications. For example, draft inducers such as the 100110631 operate at 120V AC and are compatible with Lochinvar equipment, while heating elements like the 100110133 and 100111570 are rated for 480V applications. Pilot assemblies, including the 100109295 and 100109926, provide the ignition flame for main burners in gas-fired equipment. Gas valves, limit controls, and inlet switches are also available as replacement components, each identified by a specific MPN to ensure compatibility with the target system. These parts are typically used in maintenance, repair, and overhaul activities where maintaining the original operating parameters of the heating equipment is critical. 3G Electric supplies the A.O. Smith line as part of its broader portfolio of industrial equipment and components. The company serves plant engineers, maintenance managers, and procurement specialists who require replacement parts for HVACR systems. 3G Electric provides access to the A.O. Smith catalog, including the part numbers listed above, and supports global shipping to industrial facilities. The focus is on supplying components that meet the original manufacturer's specifications, allowing buyers to source parts for commercial and industrial heating systems without compromising on fit or function. Technical documentation, such as voltage ratings and compatibility information, is available to assist in selecting the correct replacement part. By stocking A.O. Smith parts, 3G Electric aims to reduce downtime for maintenance operations by providing a source for commonly needed components like draft inducers, pilot assemblies, and heating elements. The product range covers both gas-fired and electric heating equipment, addressing the needs of facilities that operate boilers, water heaters, and furnaces. For procurement specialists, the availability of specific MPNs simplifies the ordering process, as each part can be cross-referenced with the equipment's requirements. 3G Electric's role is to facilitate access to these components, ensuring that maintenance teams can obtain the correct replacement parts efficiently. The company does not manufacture these parts but distributes them as part of its industrial supply offering. This includes handling logistics and providing customer support to help identify the right part for a given application. The A.O. Smith line is one of many brands available through 3G Electric, and it is supported by the company's infrastructure for global distribution. This allows customers to consolidate purchases and manage spare parts inventory more effectively. Overall, 3G Electric serves as a channel for A.O. Smith replacement components, focusing on the technical specifications and compatibility that matter to industrial buyers.

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About A.O. SMITH

A.O. Smith is a manufacturer of water heating equipment and electric motors, with a history dating back to 1874 when it was founded as a mechanical parts shop in Milwaukee, Wisconsin. Over the decades, the company expanded into water heating and electric motor production, and today it operates as a global supplier of residential and commercial water heaters, boilers, and related components. The product families relevant to industrial and commercial HVACR applications include draft inducers, pilot assemblies, heating elements, gas valves, limit controls, and inlet switches. These components are used in gas-fired and electric heating systems, such as commercial water heaters, boilers, and furnaces, where they support combustion, ignition, temperature regulation, and safety interlock functions. For technical buyers, A.O. Smith replacement parts are specified by manufacturer part numbers and are designed to match original equipment specifications. For example, draft inducers such as the 100110631 operate at 120V AC and are compatible with Lochinvar equipment, while heating elements like the 100110133 and 100111570 are rated for 480V applications. Pilot assemblies, including the 100109295 and 100109926, provide the ignition flame for main burners in gas-fired equipment. Gas valves, limit controls, and inlet switches are also available as replacement components, each identified by a specific MPN to ensure compatibility with the target system. These parts are typically used in maintenance, repair, and overhaul activities where maintaining the original operating parameters of the heating equipment is critical. 3G Electric supplies the A.O. Smith line as part of its broader portfolio of industrial equipment and components. The company serves plant engineers, maintenance managers, and procurement specialists who require replacement parts for HVACR systems. 3G Electric provides access to the A.O. Smith catalog, including the part numbers listed above, and supports global shipping to industrial facilities. The focus is on supplying components that meet the original manufacturer's specifications, allowing buyers to source parts for commercial and industrial heating systems without compromising on fit or function. Technical documentation, such as voltage ratings and compatibility information, is available to assist in selecting the correct replacement part. By stocking A.O. Smith parts, 3G Electric aims to reduce downtime for maintenance operations by providing a source for commonly needed components like draft inducers, pilot assemblies, and heating elements. The product range covers both gas-fired and electric heating equipment, addressing the needs of facilities that operate boilers, water heaters, and furnaces. For procurement specialists, the availability of specific MPNs simplifies the ordering process, as each part can be cross-referenced with the equipment's requirements. 3G Electric's role is to facilitate access to these components, ensuring that maintenance teams can obtain the correct replacement parts efficiently. The company does not manufacture these parts but distributes them as part of its industrial supply offering. This includes handling logistics and providing customer support to help identify the right part for a given application. The A.O. Smith line is one of many brands available through 3G Electric, and it is supported by the company's infrastructure for global distribution. This allows customers to consolidate purchases and manage spare parts inventory more effectively. Overall, 3G Electric serves as a channel for A.O. Smith replacement components, focusing on the technical specifications and compatibility that matter to industrial buyers.

Common Applications

  • Commercial water heating — A.O. Smith pilot assembly 100109295 for ignition in gas-fired water heaters
  • Industrial boiler systems — A.O. Smith draft inducer 100110631 for combustion gas exhaust in Lochinvar equipment
  • HVACR heating maintenance — A.O. Smith heating element 100110133 (480V) for electric heaters and heat exchangers
  • Boiler safety systems — A.O. Smith limit control 100110072 to interrupt circuits on high temperature or pressure
  • Gas-fired furnace repair — A.O. Smith gas valve 100111012 for regulating gas flow to burners
  • Water heater protection — A.O. Smith inlet switch 100110715 to prevent dry-firing by monitoring inlet flow

Frequently asked questions

Common questions about A.O. SMITH from 3G Electric.

What is the voltage rating of A.O. Smith draft inducer 100110631?

The A.O. Smith draft inducer with manufacturer part number 100110631 operates at a nameplate voltage of 120V AC. It is designed for use with Lochinvar equipment and functions to exhaust combustion gases, maintaining proper airflow for burner operation in heating systems. This draft inducer is a replacement component for HVACR applications and is identified by its MPN for compatibility verification. When selecting this part, confirm the voltage requirement of the target equipment and the compatibility with Lochinvar brand systems to ensure correct fit and function.

What are the A.O. Smith pilot assemblies 100109295 and 100109926 used for?

A.O. Smith pilot assemblies 100109295 and 100109926 are replacement components for gas-fired heating equipment. They provide the ignition flame to light the main burner in boilers, water heaters, and furnaces. These pilot assemblies are used in commercial and industrial HVACR systems as part of the ignition sequence. Both are identified by their respective manufacturer part numbers, allowing technicians to match them to the specific equipment model. They are typically replaced during maintenance or repair when the existing pilot assembly fails to ignite the main burner reliably.

What voltage do A.O. Smith heating elements 100110133 and 100111570 require?

A.O. Smith heating elements 100110133 and 100111570 are rated for 480V operation. These elements are replacement parts for HVACR heaters and heat exchangers, providing electric heating in commercial and industrial systems. The 100110133 and 100111570 are direct OEM replacement components, meaning they are designed to match the original specifications for fit and performance. When ordering, verify the voltage and wattage requirements of the heating equipment to ensure the element is suitable for the application. Both are identified by their manufacturer part numbers for accurate cross-referencing.

How does the A.O. Smith gas valve 100111012 function in water heaters and boilers?

The A.O. Smith gas valve 100111012 regulates gas flow to control burner operation in water heaters and boilers. It is used in commercial and residential HVAC and refrigeration systems to manage the supply of gas to the burner, ensuring safe and efficient heating. As a replacement component, it is identified by manufacturer part number 100111012. The valve opens and closes in response to control signals, typically from a thermostat or control board, to maintain the desired temperature. When replacing a gas valve, follow all safety procedures and verify compatibility with the specific equipment model.

What is the purpose of the A.O. Smith limit control 100110072?

The A.O. Smith limit control 100110072 is a replacement component for HVACR systems. It monitors temperature or pressure and interrupts the circuit when preset limits are exceeded. This safety device is used in furnaces, boilers, and commercial heating equipment to prevent overheating or unsafe operating conditions. The limit control is identified by manufacturer part number 100110072. It is typically wired in series with the burner control circuit, so when the limit is reached, the circuit opens and shuts off the heating source. Replacement requires matching the temperature or pressure rating to the original specification.

What does the A.O. Smith inlet switch 100110715 monitor?

The A.O. Smith inlet switch 100110715 is a replacement HVACR control component that monitors water flow or pressure at the system inlet. It helps prevent dry-firing or overheating in commercial water heaters and boilers by interrupting the circuit if flow or pressure falls below a set point. This switch is identified by manufacturer part number 100110715. It is used as a safety interlock to ensure the heating system does not operate without adequate water supply. When replacing, verify the switch's activation threshold and electrical ratings match the original equipment requirements.