
100173646 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $45.95 | Condition is New, Lochinvar 100173646, FREE SHIPPING | 100.0% |
![]() | $49.00 | Condition is New, NEW NIB LOCHINVAR 100173646 GENUINE OEM CONTROL Low Water Cutoff w/ Manual Reset, shipping cost = $15.95 | 99.6% |
![]() | $95.00 | Top Pick! Condition is New, Lochinvar Low Water Cutoff 100173646 / LTB025A-S1, shipping cost = $9.99 | 98.8% |
![]() | $95.00 | Condition is New, Lochinvar Low Water Cut Off Model #100173646, shipping cost = $28.40 | 0.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $108.91 | Condition is New – Open box, Lochinvar Low Water Cut-Off With Manual Reset 24VAC 3/8in 100173646, shipping cost = $14.10 | 99.6% |

Introducing the Lochinvar 100173646 Water Tank, specifically designed for use with the LCB Water Tank Heater Ltb025A-S1. This high-quality water tank is engineered to provide reliable and efficient water heating solutions for both residential and commercial applications.
The tank is constructed using 14-gauge, high-strength steel, ensuring durability and longevity. Its corrosion-resistant interior is coated with a glass-lined finish, which not only protects against rust and corrosion but also provides a smooth, easy-to-clean surface. Additionally, the tank is insulated with a high-density, closed-cell foam insulation to minimize heat loss and maintain optimal water temperatures.
The Lochinvar 100173646 Water Tank boasts a capacity of 50 gallons (189.27 liters), making it an ideal choice for smaller spaces while still providing ample hot water for everyday use. It features a standard 2" NPT threaded inlet and outlet connections, allowing for easy installation and integration with various water heating systems. The tank also comes equipped with a factory-installed temperature and pressure relief valve, ensuring safety and compliance with industry standards.
This water tank is designed to seamlessly integrate with the LCB Water Tank Heater Ltb025A-S1, creating a complete and efficient water heating solution. With its robust construction, reliable performance, and easy installation, the Lochinvar 100173646 Water Tank is a smart choice for anyone in need of a dependable water heating system.
Lochinvar 100173646 Water Heater (LTB025A-S1): A Comprehensive Analysis
Introduction:The Lochinvar 100173646 Water Heater, model LTB025A-S1, is a high-efficiency condensing residential tankless water heater. This water heater is known for its compact size, energy efficiency, and ability to provide an endless supply of hot water. In this analysis, we will explore the pros and cons of investing in this particular water heater model.
Pros:1. Endless Hot Water: A tankless water heater, like the Lochinvar 100173646, provides hot water on demand, eliminating the need for a storage tank. This results in constant availability of hot water, even during peak usage times.
2. Energy Efficiency: With an Energy Factor (EF) rating of 0.95, this water heater is highly energy efficient. It utilizes a condensing technology that extracts more heat from the same amount of fuel, leading to lower energy bills.
3. Compact Size: The Lochinvar LTB025A-S1 is a space-saving option, as it does not require a large storage tank. Its compact design makes it an excellent choice for homes with limited space.
4. Durability: Lochinvar is a reputable brand with a long history of manufacturing reliable water heaters. The LTB025A-S1 model is no exception, featuring a stainless steel heat exchanger and a durable construction.
5. Easy Installation: With its condensing design, the Lochinvar 100173646 water heater can be vented directly through the side wall, making installation easier and more flexible.
Cons:1. Initial Cost: Tankless water heaters, in general, have a higher upfront cost compared to traditional storage tank models. The Lochinvar LTB025A-S1 is no exception, with its price tag being relatively higher than other water heaters in its class.
2. Potential Compatibility Issues: This water heater may not be compatible with all homes, as it requires specific venting and electrical conditions. Homeowners should consult with a professional plumber or electrician to ensure compatibility before making a purchase.
3. Potential Wait Time for Hot Water: While tankless water heaters provide hot water on demand, there may be a slight delay in water heating during the first few uses or when demand is high. This can be mitigated by installing multiple units or a recirculation system.
Conclusion:The Lochinvar 100173646 Water Heater (LTB025A-S1) offers several advantages, including endless hot water, energy efficiency, compact size, durability, and easy installation. However, it also comes with potential drawbacks such as a higher initial cost, potential compatibility issues, and a slight wait time for hot water.
Based on the analysis, the Lochinvar LTB025A-S1 is an excellent choice for homeowners who prioritize energy efficiency, space savings, and constant hot water availability. Homeowners who can afford the higher upfront cost and are confident in the compatibility of their homes with this water heater will likely find significant long-term benefits.
Recommendation:If you are in the market for a high-efficiency, tankless water heater and have the financial means and home compatibility to support it, the Lochinvar 100173646 Water Heater (LTB025A-S1) is a solid investment. Its combination of energy efficiency, compact size, and endless hot water make it a valuable addition to any home. However, be sure to consult with a professional plumber or electrician to ensure compatibility before making a purchase.
Details:
Condition is new. Lochinvar low water cutoff 100173646 / LTB025A-S1. Shipped with USPS ground advantage.
specifications maxohvac:
- brand: Lochinvar
- mpn: 100173646
- part type: Water
shipping maxohvac:
- service: usps ground advantage
- class: standard
- type: fixed
- carrier: usps
- transit: 7-11 days
payments maxohvac:
- credit card: mastercard
- other
- wallet: apple-pay
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
returns maxohvac:
- policy: no returns
seller maxohvac:
- rating: 98.7%
- city: munster, indiana
- # reviews: 718
offer maxohvac:
- prices: $45.95–$108.91
- item condition:
- New
- New – Open box
- options: ship-to-home
- started: april 30, 2026
- sold #: 9
- availability: in stock
- best offers: true
- in stock #: 5
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