POLARIS S21.IG.90 Heat Exchanger Hvac

( Brand: Polaris ), ( Manufacturer Part Number: S21.IG.90 ), ( Type: Plate Heat Exchanger ), ( Item Height: 36 ), ( Item Width: 18 3/4 )

Review POLARIS Heat Exchanger Hvac Model S21ig90 Used

Polaris S21.IG.90 Heat Exchanger - A High-Efficiency Solution for HVAC Systems

The Polaris S21.IG.90 Heat Exchanger is a remarkable addition to any HVAC system, designed with a focus on superior performance, durability, and energy efficiency. This heat exchanger is engineered to provide reliable and consistent heat transfer solutions, making it an ideal choice for residential and commercial applications.

The Polaris S21.IG.90 Heat Exchanger boasts a compact, yet robust design, featuring a spiral tubular construction that allows for optimal heat transfer. Its dimensions (approx. 10 inches in diameter and 40 inches in length) make it suitable for various space constraints, while ensuring effective performance.

The heat exchanger's material composition is another highlight, featuring corrosion-resistant stainless steel, which ensures long-lasting durability even in harsh environments. This material not only enhances the lifespan of the heat exchanger but also reduces the need for frequent maintenance or replacements.

The Polaris S21.IG.90 Heat Exchanger is designed with a focus on energy efficiency. Its advanced design allows for the efficient transfer of heat from the exhaust gas to the incoming air, helping to reduce energy consumption and lower operating costs. This makes it an environmentally-friendly choice for those looking to minimize their carbon footprint.

Installation of the Polaris S21.IG.90 Heat Exchanger is straightforward, thanks to its user-friendly design and clear installation instructions. It is compatible with a wide range of HVAC systems, making it a versatile and adaptable solution for various heating needs.

In conclusion, the Polaris S21.IG.90 Heat Exchanger is a high-quality, high-performance heat exchanger that offers durability, energy efficiency, and easy installation. It is an excellent choice for anyone seeking a reliable and effective solution for their HVAC system.

The Polaris S21.IG.90 Heat Exchanger HVAC S21IG90 is a heating and cooling system component that can be an effective addition to many residential and light commercial heating, ventilation, and air conditioning (HVAC) systems. Here are some pros and cons to consider before making a purchase:

1. High efficiency: The Polaris S21.IG.90 has a high efficiency rating, which means it can help reduce energy consumption and lower utility costs.

2. Durable construction: The heat exchanger is made of high-quality materials, such as copper and aluminum, which can withstand the rigors of continuous operation and provide reliable performance over time.

3. Compact design: The S21.IG.90 has a compact design, making it easier to install in tight spaces and fit into existing HVAC systems.

4. Improved comfort: The heat exchanger can help provide more even temperatures throughout a home or building, improving overall comfort.

5. Long lifespan: With proper maintenance, the Polaris S21.IG.90 can last for many years, providing long-term value.

1. High initial cost: The Polaris S21.IG.90 can be more expensive than some other heat exchanger options on the market, which could be a barrier for some buyers.

2. Requires professional installation: The installation of the heat exchanger should be performed by a qualified HVAC technician to ensure proper operation and safety.

3. Potential maintenance requirements: Like any HVAC component, the Polaris S21.IG.90 will require regular maintenance to keep it running efficiently and prevent breakdowns.

The Polaris S21.IG.90 Heat Exchanger HVAC S21IG90 is a high-quality, durable, and efficient heat exchanger that can provide many benefits to homeowners and business owners looking to improve their HVAC systems. While it may have a higher initial cost, the long-term performance, energy savings, and comfort improvements it offers make it a worthwhile investment for many. If you are considering purchasing a heat exchanger for your HVAC system, the Polaris S21.IG.90 is definitely worth considering. However, it is important to consult with a qualified HVAC technician to ensure that it is the right fit for your specific needs and to handle the installation.

Details:

This is where the pipe adapter flange will bolt to steel plate. The hole spacing diameter, to around the gaskets is very close 7 3/4. The purpose for removal was that the building going to be demolished. It used as part of plumbing system. No tractor trailers.

I think the openings are for 4 pipe connectors. Items used for display, scale, measurement, etc. I can lift it with a tractor loader. Check the photos with measurement of rubber gaskets and see for yourself.

Feel free to ask questions and I will do my best answer them. I do not know the weight. Polaris Heat Exchanger, model S21 IG 90 plates #:.21.IG.90 Serial 4883 Refer 3478 Plate Material: 304 Gasket NBR Test Pressure, psi: 130 Design 100 Temperature: 302F, 150C In/Out: F1-F4: : F3-F2, Dimensions: It measures approximately 36 tall: 18 3/4 wide: 33 deep including the long screws and floor mounting bar. This unit was working the day it removed from environment.

It is probably 650 pounds. Are not included in the listing. See photos, Photos show actual item for sale in this listing. NOTE: This listing is only for the item listed in title.

part #: s21ig90 price

• $3800.00

specifications indheatexchanger:

• brand: Polaris
• mpn: S21.ig.90
• type: Plate Heat Exchanger
• item height: 36
• item width: 18 3/4

offer indheatexchanger:

• options: Seller-arranged-local-pickup
• availability: In Stock
• quantity: 1
• sold: 0
• started: October 20, 2025

general indheatexchanger:

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

shipping indheatexchanger:

returns indheatexchanger:

• policy: No Returns

payments indheatexchanger:

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

seller indheatexchanger:

• city: Spring Hill, Tennessee
• # reviews: 2434
• rating: 100.0%