1. Industrial Heat Exchangers Products
  2. sku: 2365510103936632
  3. LOCHINVAR HEX3447

LOCHINVAR HEX3447 Heat Exchanger

Hex3447 Lochinvar Heat Exchanger

( Brand: Lochinvar ), ( Manufacturer Part Number: HEX3447 ), ( Model: LOCHINVAR HEX3447 ), ( Type: Plate Heat Exchanger )

Review LOCHINVAR Heat Exchanger

The **Lochinvar Hex3447 Heat Exchanger** is a high-performance, industrial-grade unit designed to deliver exceptional efficiency, durability, and reliability in demanding heating and cooling applications. Part of Lochinvar s renowned **Hex Series**, this heat exchanger is engineered to optimize heat transfer while minimizing energy consumption, making it an ideal choice for commercial, institutional, and industrial facilities seeking superior thermal performance. Built with a **copper-nickel alloy core**, the Hex3447 ensures superior corrosion resistance, extended operational lifespan, and consistent heat exchange even under harsh environmental conditions. Its compact yet robust design allows for seamless integration into existing HVAC systems, providing flexibility for both new installations and retrofits. The unit features a **high-efficiency coil configuration**, maximizing surface area for optimal heat transfer while maintaining a low-pressure drop, which reduces energy costs and operational strain on pumps and blowers. Additionally, the Hex3447 incorporates **Lochinvar s proprietary fin technology**, enhancing heat dissipation and improving overall system performance in both heating and cooling modes. With a focus on **durability**, the heat exchanger is constructed from high-grade materials that withstand thermal cycling, chemical exposure, and mechanical stress, ensuring long-term reliability in demanding applications such as data centers, laboratories, manufacturing plants, and large-scale commercial buildings. Whether used in a **hydronic heating system, chilled water loop, or industrial process cooling application**, the Hex3447 delivers precise temperature control, energy savings, and minimal maintenance requirements, reinforcing Lochinvar s reputation for engineering precision and performance-driven solutions.

**Pros and Cons of buying a Lochinvar Hex3447 Heat Exchanger**

The Lochinvar Hex3447 is a high-efficiency, condensing boiler designed for residential and light commercial heating applications. Below is a detailed breakdown of its advantages and disadvantages.

### **Pros**

1. **High Efficiency** The Hex3447 is a condensing boiler, meaning it extracts additional heat from flue gases, achieving an AFUE (Annual Fuel Utilization Efficiency) rating of up to 95%. This reduces energy waste and lowers fuel consumption compared to non-condensing models.

2. **Modulating Burner Technology** The boiler features a modulating burner that adjusts output based on demand, improving comfort and energy savings. This prevents short cycling and ensures consistent heating.

3. **Durable Construction** Lochinvar is known for using high-quality materials, including stainless steel heat exchangers, which resist corrosion and extend the unit s lifespan. The Hex3447 is designed for long-term reliability.

4. **Compatibility with Smart Systems** The boiler integrates with modern HVAC controls, allowing for zoned heating, remote monitoring, and automation via compatible thermostats or smart home systems.

5. **Low NOx Emissions** The condensing design and advanced combustion process reduce nitrogen oxide (NOx) emissions, making it a cleaner option compared to older boiler models.

6. **Quiet Operation** The Hex3447 is designed to run quietly, minimizing noise disruption in residential or commercial settings.

7. **Warranty Coverage** Lochinvar typically offers a 10-year limited warranty on the heat exchanger and a longer warranty on components, providing peace of mind against premature failure.

8. **Versatile Fuel Options** While primarily designed for natural gas, some models may support propane, offering flexibility depending on regional fuel availability.

9. **Space Efficiency** The compact design allows for installation in smaller utility spaces, making it suitable for homes or buildings with limited room.

10. **Reduced Maintenance Needs** The sealed combustion system and self-cleaning features reduce the frequency of maintenance compared to older boiler types.

---

### **Cons**

1. **Higher Upfront Cost** Condensing boilers like the Hex3447 are more expensive to purchase and install than traditional non-condensing models. The initial investment may be a barrier for budget-conscious buyers.

2. **Condensate Drain Requirements** Condensing boilers produce condensate water that must be properly drained. This requires additional piping and drainage solutions, which can complicate installation, especially in older homes without existing condensate lines.

3. **Limited Fuel Flexibility** While some models support propane, the Hex3447 is primarily designed for natural gas. Converting to oil or other fuels may require additional modifications or a different boiler model.

4. **Potential Condensate Corrosion Risks** If the condensate is not properly drained or if the system is not maintained, acidic condensate can corrode pipes or drains over time, requiring regular inspections.

5. **Installation Complexity** Upgrading to a condensing boiler may require professional installation, especially if the existing system lacks proper venting or drainage. This can increase labor costs.

6. **Dependence on Proper Ventilation** While sealed combustion reduces ventilation needs, improper installation can still lead to issues like backdrafting or inadequate air supply, which may require additional ventilation solutions.

7. **Limited Lifespan Compared to Non-Condensing Boilers** While the Hex3447 is durable, condensing boilers may have a slightly shorter lifespan (typically 15 20 years) compared to some traditional cast-iron boilers, which can last 30 years with proper maintenance.

8. **Potential for Higher Maintenance Costs** Advanced features like modulating burners and condensate systems may require specialized maintenance, which could be more expensive than servicing older boilers.

9. **Regional Availability and Support** Lochinvar products may not be as widely available in all regions, and finding certified technicians for installation or repairs could be challenging in some areas.

10. **Potential for Condensate Freezing in Cold Climates** In extremely cold environments, condensate lines may freeze if not properly insulated, leading to system malfunctions or damage.

---

### **Conclusion**

The Lochinvar Hex3447 is an excellent choice for homeowners or businesses seeking a high-efficiency, modern heating solution. Its condensing technology delivers significant energy savings, improved comfort, and lower emissions, making it a smart long-term investment for those prioritizing efficiency and reliability. However, the higher upfront cost, installation complexity, and maintenance requirements must be carefully considered, particularly in older homes or regions with limited support infrastructure.

For most modern installations where efficiency and environmental concerns are priorities, the Hex3447 offers superior performance. If budget constraints or system compatibility are major concerns, a traditional boiler might still be viable, but it would come with higher operating costs and reduced long-term savings.

---

### **Recommendation**

**Buy the Lochinvar Hex3447 if:**

- You are upgrading from an older, inefficient boiler and can justify the higher upfront cost with long-term savings.

- Your home or building has proper drainage and ventilation for a condensing system.

- You prioritize energy efficiency, lower fuel bills, and reduced emissions.

- You plan to integrate the boiler with smart HVAC controls for optimized performance.

- You have access to qualified technicians for installation and maintenance.

**Avoid the Lochinvar Hex3447 if:**

- Your budget is tight, and you cannot afford the higher initial cost.

- Your existing system lacks the necessary infrastructure (e.g., condensate drainage) for a condensing boiler.

- You are in a region with limited Lochinvar support or certified installers.

- You prefer a simpler, lower-maintenance system and are willing to accept slightly lower efficiency.

- You are converting from oil to gas and need a model with broader fuel flexibility.

**Final Verdict:** For most residential or light commercial applications where efficiency is a priority, the Lochinvar Hex3447 is a strong recommendation. Its advanced features and durability make it a worthwhile investment for those committed to modern, high-performance heating solutions. However, thorough planning and professional installation are essential to maximize its benefits.

Details:

ASME HEAT EXCHANGER EB250BRAND NEW READY TO GO.

part #: hex3447 price

  • $2000.00

specifications indheatexchanger:

  • brand: Lochinvar
  • mpn: Hex3447
  • model: Lochinvar Hex3447
  • type: Plate Heat Exchanger

payments indheatexchanger:

  • other
  • wallet: Apple-pay
  • credit card: Discover

seller indheatexchanger:

  • city: Phoenix, Arizona
  • rating: 100.0%
  • # reviews: 2

offer indheatexchanger:

  • started: February 16, 2026
  • sold: 0
  • best offers: True
  • quantity: 1
  • options: Ship-to-home
  • availability: In Stock

general indheatexchanger:

  • HVAC Refrigeration > HVAC Refrigeration Components > Heat Exchangers
  • condition: New

returns indheatexchanger:

  • policy: No Returns

shipping indheatexchanger:

type: plate heat exchanger,
category: business & industrial > hvac refrigeration > hvac refrigeration components > heat exchangers, sku: 2365510103936632,
Lochinvar HEX3447 Is Similar To:
indheatexchanger logo
1 offer $2000.00 USD
  • New. Offer #1 priced at $2000.00 + $Calculated shipping estimate = $2000.00* total. ASME HEAT EXCHANGER EB250 H BRAND NEW READY TO GO.+$Calculated shipping

Copyright © indheatexchanger.com