
100166234 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $42.00 | Condition is New, Lochinvar 100166234 Lochinvar 100166234 KIT,SWITCH, PRESSURE,W/WIRING,1.15" WC, FREE SHIPPING | 100.0% |
![]() | $45.47 | Condition is New, Lochinvar 100166234 Pressure Switch for 501, 651 & 751 Gas Valve Assembly, FREE SHIPPING | ![]() |
![]() | $53.60 | Condition is New, Lochinvar & A.O. Smith 100166234 1.15"wc SPDT Pressure Switch, FREE SHIPPING | 99.7% |
![]() | $51.98 | Top Pick! Condition is New, Lochinvar 100166234 Pressure Switch,1.15" Wc,Spdt New, shipping cost = $9.76 | 100.0% |
![]() | $98.89 | Top Pick! Condition is New, Lochinvar 100166234 Pressure Switch, 1.15" Wc, Spdt, FREE SHIPPING | 99.8% |

The Lochinvar 100166234 Pressure Switch is a essential component in water heating systems, designed to maintain optimal pressure levels for efficient and safe operation. This switch, specifically modeled as a 1.15 WC SPDT (Single Pole Double Throw), is manufactured by Lochinvar, a trusted name in commercial and industrial water heating solutions.
The SPDT designation signifies that this switch operates as a Single Pole Double Throw. This means that it has two output terminals, allowing for the transfer of electrical contact from one terminal to another when a certain pressure threshold is reached. The single pole signifies that this switch is designed to control the flow of electricity to one circuit or load at a time.
The 1.15 WC (Water Column) pressure rating indicates that this switch is designed to operate effectively in water systems with a pressure range between 0 and 1.15 bar (gauge). This is suitable for most residential and light commercial water heating applications.
Constructed from high-quality materials, this pressure switch is built to withstand the demands of regular use in water heating systems. It features a durable, corrosion-resistant housing and diaphragm, ensuring a long service life and reliable performance even in harsh environments.
The Lochinvar 100166234 Pressure Switch is easy to install and integrate into existing water heating systems. It comes with clear instructions and can be mounted on a vertical surface using the provided hardware. The switch's compact size and sleek design make it a great addition to any water heating installation.
In summary, the Lochinvar 100166234 Pressure Switch is a high-performing and reliable component for maintaining the correct pressure levels in water heating systems. Its SPDT design, 1.15 WC pressure rating, and durable construction make it an excellent choice for residential and light commercial applications.
Lochinvar 1.15 WC Pressure Switch (Model 100166234): A Comprehensive Analysis
The Lochinvar 100166234 pressure switch, rated at 1.15 WC, is a vital component in various heating systems. This SPDT (Single Pole Double Throw) pressure switch is designed to maintain optimal system pressure. In this analysis, we will discuss the key features, advantages, and disadvantages of this pressure switch to help you make an informed decision.
Key Features:1. SPDT design to provide two outputs based on pressure status
2. Rated for a maximum working pressure of 1.15 water columns (WC)
3. Suitable for use in various heating applications, including water, steam, and hydronic systems
4. Features a diaphragm for pressure sensing
5. Temperature range: -40 F to 257 F (-40 C to 125 C)
Advantages:1. Reliable pressure monitoring: The Lochinvar 100166234 pressure switch ensures consistent and accurate pressure monitoring in your heating system.
2. Versatile application: The pressure switch can be used in various heating applications, including water, steam, and hydronic systems.
3. Robust design: The switch is built to handle high pressure and temperature conditions, ensuring longevity and durability.
4. Easy installation: The pressure switch comes with clear instructions, making it simple to install and integrate into your heating system.
Disadvantages:1. Limited pressure range: The 1.15 WC rating may not be suitable for applications requiring higher working pressures.
2. Potential for false tripping: As with any pressure switch, there's a risk of false tripping due to pressure fluctuations or system instability.
3. Replacement cost: The price point may be higher compared to some alternative pressure switches in the market.
Conclusion:The Lochinvar 100166234 pressure switch is a reliable and versatile component that can effectively monitor and maintain the pressure in heating systems. Although it has a limited pressure range and a slightly higher cost compared to some alternatives, its robust design and easy installation make it a suitable choice for various applications. Ultimately, the decision to purchase this pressure switch depends on your specific heating system requirements and budget.
Recommendation:If you're in the market for a pressure switch to maintain optimal pressure in your heating system and are within the 1.15 WC rating, the Lochinvar 100166234 pressure switch is a solid choice. Its reliable performance, versatile application, and robust design make it a worthwhile investment for your heating system.
Details:
With a 1.15-inch wc and spdt feature, this pressure switch is ideal for use in variety of hvac applications. It is also designed to fit in tight spaces, making it a great choice for use commercial and industrial settings. It is compatible with brand Lochinvar and made in the us. This Lochinvar 100166234 pressure switch is a high-quality hvac part that designed to ensure optimal control over your heating and refrigeration system.
The switch is easy to install and comes with all the necessary hardware. 2301en, 2, b83, b85.
specifications maxohvac:
- brand: Lochinvar
- mpn: 100166234
- custom bundle: No
- depth: 3.000
- features: Pressure Switch, 1.15 In. Wc, Spdt, Fits Brand Lochinvar
- weight: 0.2000
- type: Hvac Parts Control Parts
- length: 4.400
- country/region of manufacture: Us
returns maxohvac:
- paid by: buyer
- policy: returns accepted
- time: 60 days
- method: money back
payments maxohvac:
- credit card: visa
- other
- wallet: google-pay
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
offer maxohvac:
- started: july 16, 2025
- prices: $42.00–$98.89
- item condition: New
- options: ship-to-home
- in stock #: 5
- availability: in stock
- sold #: 18
seller maxohvac:
- # reviews: 836
- rating: 99.3%
- city: city of industry, california
shipping maxohvac:
- transit: 4-8 days
- service: standard, usps ground advantage, usps priority mail
- type: fixed
- class: standard, expedited
- carrier: usps
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