A.O. SMITH 100074280 High Limit Switch Tankless 020363190729 319143-095 EKN34

( Brand: A.o. Smith ), ( Manufacturer Part Number: 100074280 ), ( Model: 100074280 319143-095 EKN34 ), ( Compatible Brand: A.o. Smith, Takagi ), ( Type: Water Heater High Limit Switch ), ( Compatible Model: Models Vary ), ( California Prop 65 Warning: California Proposition 65 Warning, Go To Www.p65warnings.ca.gov. ), ( UPC: 020363190729 )

Review A.O. SMITH .o. Ekn34.o. High Limit Switch Tankless

The A.O. Smith 100074280 319143-095 EKN34 High Limit Switch is an essential safety component for tankless water heating systems. This switch is specifically designed for use with A.O. Smith brand tankless water heaters, ensuring optimal performance and compatibility.

The high limit switch is engineered to protect against overheating, which is a common cause of water heater malfunctions. By continuously monitoring the water temperature inside the heater, the switch will automatically shut off the unit if the temperature rises above a safe threshold. This crucial safety feature helps prevent potential damage to the system and ensures the delivery of safe, consistent water temperature.

The EKN34 High Limit Switch is designed with a high-quality, durable construction. It features a stainless steel probe and a high-temperature thermostat that can withstand the demanding conditions of a tankless water heater environment. The switch is also designed to be easy to install, with clear instructions provided and a simple wiring configuration.

This high limit switch is suitable for use with both natural gas and propane-fueled tankless water heaters produced by A.O. Smith. It is an important accessory for any home or business owner with a tankless water heating system, providing an added layer of safety and peace of mind.

In summary, the A.O. Smith 100074280 319143-095 EKN34 High Limit Switch is a vital safety component for tankless water heating systems. It is designed to protect against overheating, ensuring the safe and efficient operation of your A.O. Smith tankless water heater. With a durable construction and easy installation process, this high limit switch is a wise investment for any home or business owner.

AO Smith 100074280 319143-095 EKN34 High Limit Switch Tankless Water Heater: Pros, Cons, and Conclusion

The AO Smith 100074280 319143-095 EKN34 High Limit Switch is a crucial component of tankless water heating systems. This part is responsible for ensuring the safety of water temperature, preventing overheating and potential damage to the system. In this article, we will discuss the pros and cons of this high limit switch, followed by a conclusion and recommendation.

1. Safety: The primary function of a high limit switch is to ensure the safety of users and the system. By preventing the water temperature from exceeding a certain threshold, it minimizes the risk of scalding and potential damage to the water heater.

2. Energy Efficiency: The high limit switch contributes to the energy efficiency of tankless water heating systems by ensuring that the water temperature is at the desired level without wasting energy on heating excess water.

3. Durable: This high limit switch is designed to withstand the rigors of continuous use in water heating applications. It is made from high-quality materials and is engineered to last for an extended period.

1. Complexity: Installing or replacing a high limit switch can be a complex process that requires some level of expertise in electrical and plumbing systems. It may be necessary to hire a professional plumber or electrician to ensure that the installation is done correctly.

2. Cost: The cost of a high limit switch can vary depending on the brand and model. The AO Smith 100074280 319143-095 EKN34 High Limit Switch is priced higher than some other options in the market, which may be a concern for budget-conscious consumers.

3. Potential for false tripping: High limit switches can sometimes trip falsely, causing the water heater to shut down unexpectedly. This can be frustrating and may require professional assistance to diagnose and resolve the issue.

The AO Smith 100074280 319143-095 EKN34 High Limit Switch is an essential component of tankless water heating systems. Its primary function is to ensure the safety and energy efficiency of the system. While the installation process can be complex and the cost may be a concern for some, the durability and reliability of the switch make it a worthwhile investment for those seeking a high-performing and safe water heating solution.

If you are in the market for a high-quality and reliable high limit switch for your tankless water heater, the AO Smith 100074280 319143-095 EKN34 High Limit Switch is an excellent choice. Its durability, safety features, and energy efficiency make it a worthwhile investment for homeowners and businesses seeking a dependable water heating solution. However, it is important to note that installation may require professional assistance, and the cost may be higher than some other options in the market.

Details:

Smith High Limit Switch - Tankless, condition: New Genuine OEM Part,: Replacement surge box for select.O. Smith / Takagi tankless water heater model's. 100074280 319143-095 EKN34.O.

part #: 100074280 prices

• $13.00-$32.20

specifications wateheat:

• brand: A.o. Smith
• mpn: 100074280
• model: 100074280 319143-095 Ekn34
• compatible brand: A.o. Smith, Takagi
• type: Water Heater High Limit Switch
• compatible model: Models Vary
• california prop 65 warning: California Proposition 65 Warning, Go To Www.p65warnings.ca.gov.
• upc: 020363190729

seller wateheat:

• # reviews: 7266
• city: Arlington height, Illinois
• rating: 100.0%

payments wateheat:

• other
• credit card: Visa
• wallet: Google-pay

general wateheat:

• Heating, Cooling Air > Water Heaters > Water Heater Parts
• condition: New

offer wateheat:

• options: Ship-to-home
• started: December 13, 2025
• quantity: 2
• sold: 0
• availability: In Stock

returns wateheat:

• method: Money back
• time: 14 Days
• policy: Returns Accepted
• paid by: Buyer

shipping wateheat:

• cost: $13.00
• type: Fixed
• carrier: UPS
• service: UPS Ground, UPS Next Day Air
• transit: 3-5 Days
• class: Standard, One-day

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