
            
            <p>A. O. Smith is one of the world's leading manufacturers of water heating equipment, providing quality solutions to both residential and commercial customers. With a long history of innovation and commitment to quality, A. O. Smith has earned a reputation as the go-to brand for reliable water heaters.</p>
            <p>From tankless water heaters to commercial storage tanks, A. O. Smith offers a wide range of water heating solutions designed to meet the needs of any application. All of their products are designed with energy efficiency in mind, helping customers save money on their energy bills while also reducing their environmental impact.</p>
            <h2>A. O. Smith Parts</h2>
            <p>When it comes time to replace parts on your A. O. Smith water heater, you can count on A2zparts to provide you with the best selection and prices available. Our selection includes everything from thermostats and heating elements to pumps and pressure relief valves.</p>
            <p>We carry genuine OEM parts for all makes and models of A. O. Smith water heaters, so you can trust that you're getting the right part for your application every time. Plus, with our fast shipping and low prices, you can get your A. O. Smith water heater up and running in no time.</p>
            <h2>Buy A. O. Smith Parts at A2zparts</h2>
            <p>At a2zparts, we make it easy to find and purchase the parts you need for your A. O. Smith water heater. With our intuitive search function, you can quickly narrow down the selection to find the exact part you need. We also offer detailed product descriptions and images so you can be sure that you're ordering the right part for your application.</p>
            <p>Once you've found what you need, simply add it to your cart and complete your purchase with our secure checkout process. We'll ship your order as quickly as possible so you can get your water heater back up and running in no time.</p>





The Robertshaw® 722 Series Low Capacity Dual Gas Valve Uni-Kit® models are designed for a wide variety of intermittent pilot, direct spark or hot surface heating applications. They incorporate dual automatic valves (redundant) that are pressure regulated and come factory set at 3.5” WC for natural gas. They can be converted to LP by installing the regulator conversion kit that is included.
Features and Benefits 

Small, compact size, 3-9/16” swing radiusIncorporates a manual selector valve (On-Off), dual automatic valves, main gas regulator and inlet/outlet pressure tapsEasily accessible wiring connections, manual selector, and adjustments designed to replace many OEM valvesMulti-positional and can be mounted in any position except upside downAs a safety feature, special screws are used and replacement parts are not available to prevent unsafe attempts at repair


400018-000 A. O. Smith

400018-000




                        The Robertshaw® 722 Series Low Capacity Dual Gas Valve Uni-Kit® models are designed for a wide variety of intermittent pilot, direct spark or hot surface heating applications. They incorporate dual automatic valves (redundant) that are pressure regulated and come factory set at 3.5” WC for natural gas. They can be converted to LP by installing the regulator conversion kit that is included.
Features and Benefits 

Small, compact size, 3-9/16” swing radius, and 90° flanged outlet for side outlet applications allow for greater flexibility of installationIncorporates a manual selector valve (On-Off), dual automatic valves, main gas regulator and inlet/outlet pressure tapsEasily accessible wiring connections, manual selector, and adjustments designed to replace many OEM valvesMulti-positional and can be mounted in any position except upside downAs a safety feature, special screws are used and replacement parts are not available to prevent unsafe attempts at repair


604011000 A. O. Smith

604011000

677012001 A. O. Smith

677012001

676011000 A. O. Smith

676011000




                        The Robertshaw® Unitrol® 700 Series Bleed Control Gas Valves combine a manual main and pilot gas valve, a separate automatic safety pilot valve, pilot adjustment valve, and a diaphragm valve. The regulated models also feature “straight line” gas pressure regulation. Robertshaw diaphragm gas valves are single function, and are excellent replacements for solenoid gas valves. Models are available with or without a gas cock and regulated or non-regulated. Standard features include pilot outlet, pilot gas filter and pilot adjustment key.
Features and Benefits

Normally closed solenoidCompact size with high flow ratesStandard NEMA terminalsInlet filtered screenVarious gas types: natural, manufactured, mixed, LP, and LP/air mixturesMultiple actuators availableRoHS compliant


B-5183 A. O. Smith

B-5183




                        700 Series - 2-Stage 24 Volt
The Robertshaw® 2-Stage 24 Volt Gas Valves - standing pilot as well as intermittent pilot models - feature reliability, performance, flexibility and easy installation all in one compact control. These valves feature a manual valve (gas cock), inlet/outlet screens, pilot gas filter, and pilot adjustment key. Models have a slotted automatic pilot safety magnet to provide gas shut-off in case of a pilot outage.Features and BenefitsPilot outlet 1/4” tubingTerminal type 1/4” quick-connectAmbient temperature of -40°F to 175°FMaximum inlet pressure 14” WC (0.5 PSI)Standard NEMA terminalsInlet filtered screenVarious gas types: natural, manufactured, mixed, LP, and LP/air mixturesRoHS compliant


5B9501794 A. O. Smith

5B9501794




                        The Robertshaw® 1751 Series Add-on Pressure Regulator Kits are available for use on the following factory model types: 7000, 7010, 7100, 7200 and 7222. Each 1751 pressure
regulator kit provides straight-line regulation and includes all the necessary parts including instructions to convert a specific factory model gas valve.Features and BenefitsConverts natural gas to LPNot for use with hydraulic models which cannot be field convertedIncludes all necessary parts for easy regulation conversion


777785 A. O. Smith

777785

777781 A. O. Smith

777781

9448112 A. O. Smith

9448112

77778-4 A. O. Smith

77778-4

760068 A. O. Smith

760068




                        700 Series - Pilot, Hot Surface and Direct Spark
The Robertshaw® 700 Series Universal Gas Valves are designed for intermittent pilot ignition applications. These universal models include all the necessary parts to adapt the valves to direct spark or hot surface applications. Each valve incorporates a manual valve, pilot valve, and a main
gas pressure regulator (optional by model). These valves are designed for many residential and commercial applications such as central heating units, wall heaters, boilers and mobile home furnaces.
Features and Benefits 

Universal models with pilot, hot surface and direct spark
ignition systemsMaximum inlet pressure 14” WC (0.5 PSI)Ambient temperature of -40°F to 175°FStandard NEMA terminalsInlet filtered screenVarious gas types: natural, manufactured, mixed, LP, and
LP/air mixturesMultiple actuators availableRoHS compliant


78450-1 A. O. Smith

78450-1




                        700 Series - Pilot, Hot Surface and Direct Spark
The Robertshaw® 700 Series Universal Gas Valves are designed for intermittent pilot ignition applications. These universal models include all the necessary parts to adapt the valves to direct spark or hot surface applications. Each valve incorporates a manual valve, pilot valve, and a main gas pressure regulator (optional by model). These valves are designed for many residential and commercial applications such as central heating units, wall heaters, boilers and mobile home furnaces.
Features and Benefits 

Universal models with pilot, hot surface and direct spark ignition systemsMaximum inlet pressure 14” WC (0.5 PSI)Ambient temperature of -40°F to 175°FStandard NEMA terminalsInlet filtered screenVarious gas types: natural, manufactured, mixed, LP, and LP/air mixturesMultiple actuators availableRoHS compliant


191956-002 A. O. Smith

191956-002




                        700 Series - Pilot, Hot Surface and Direct Spark
The Robertshaw® 700 Series Universal Gas Valves are designed for intermittent pilot ignition applications. These universal models include all the necessary parts to adapt the valves to direct spark or hot surface applications. Each valve incorporates a manual valve, pilot valve, and a main
gas pressure regulator (optional by model). These valves are designed for many residential and commercial applications such as central heating units, wall heaters, boilers and mobile home furnaces.
Features and Benefits 

Universal models with pilot, hot surface and direct spark
ignition systemsMaximum inlet pressure 14” WC (0.5 PSI)Ambient temperature of -40°F to 175°FStandard NEMA terminalsInlet filtered screenVarious gas types: natural, manufactured, mixed, LP, and LP/air mixturesMultiple actuators availableRoHS compliant


192370-000 A. O. Smith

192370-000




                        The Robertshaw® 2374 Series Adjustable Air Sensing Switches are designed to replace a wide variety of air sensing switches found in residential and light commercial applications including furnaces, electronic air cleaners and humidifiers. Two models are currently available with adjustable ranges. Both models are provided with an SPDT switch that can be actuated by positive or negative pressure or by pressure differential. Highly accurate, these switches are practically insensitive to temperature change with an operating temperature range of -40°F to 190°F (-40°C to 88°C). Each switch includes mounting hardware and an adjustment tool for easy installation and calibration.
Features and Benefits 

Field adjustable control set pointAir sample line connectors will accept 1/8”, 1/4” or 3/8” tubingElectrical connection is 1/4” spadeVertical operating mounting position for diaphragmUL File Number MH6213, CSA File Number LR18754


37002-35 A. O. Smith

37002-35

078450-000 A. O. Smith

078450-000




The Robertshaw® 1980 Series Snap-Fit® Thermocouples offer easy installation into the majority of pilot burners. They are manufactured without complicated adaptors, but with extra insulation that the brass sheath provides under high ambient temperatures.Features and BenefitsEasy burner installation with attached threaded nutStainless steel outer jacket for long life and resistance to heat blisteringCombination of copper and nickel alloys for good electrical conductivityMica washer to insulate from shorting conditionsTinnerman clip includedVarious lengths available for multiple applications


88748-24 A. O. Smith

88748-24

5N2501943 A. O. Smith

5N2501943

5N2501888 A. O. Smith

5N2501888

78450-7 A. O. Smith

78450-7

78450-0 A. O. Smith

78450-0




                        700 Series - 24 Volt Combination
The Robertshaw® 700 Series 24 Volt Combination Gas Valves offer replacement flexibility. With capacities ranging to 720,000 BTU, three-position outlets and multi-positional capability, these combination gas valves offer unlimited replacement possibilities. The 24 Volt Uni-Kit® models are suitable for either natural or LP gas. The valve is factory set at 3.5” WC natural gas. A regulator cover plate is included to convert to LP gas.
Features and Benefits 

Gas cock dial marking Off - Pilot - OnPilot outlet 1/4” tubingAmbient temperature of -40°F to 175°FCombination screw/spade terminal typeMaximum inlet pressure 14” WC (0.5 PSI)Standard NEMA terminalsInlet filtered screenVarious gas types: natural, manufactured, mixed, LP, and LP/air mixturesMultiple actuators available.RoHS compliant


76005-1 A. O. Smith

76005-1

76005-0 A. O. Smith

76005-0




                        700 Series - Line Voltage
The Robertshaw® 700 Series Line Voltage Gas Valves offer the same replacement flexibility as the 24 Volt combination controls. Line Voltage models are available in 120 and 240 Volts AC. Features include three-position outlets, multi-positional capability and capacities ranging up to
720,000 BTU.
Features and Benefits 

Slotted safety magnetGas cock dial marking Off - Pilot - OnAmbient temperature of -40°F to 175°FPilot outlet 1/4” tubingCover type for conduit connectionInlet filtered screenRoHS compliant


A. O. Smith - Page 5

Resources

About A2Z

Policies