90ft 3/4″ Corrugated Stainless Steel Heat Exchanger In 4ft Height Configuration


  • 3/4” Corrugated Stainless Steel
  • 90 ft 3/4″
  • 4ft height configuration
  • Made in USA
SKU: StorMaxx-NP-A-CSS-90-3/4IN-4FT Category:

How to order? 

  • Order online or contact sales team directly
  • 24-hour online order confirmation
  • SunMaxx Solar™: solar hot water equipment manufacturer
  • Availability and production lead times subject to production queue

Direct-from-Manufacturer Pricing

Experience the value and benefits of our manufacturer-direct pricing on all online listings. For wholesale and distribution inquiries, we encourage you to reach out to our office to receive a tailored offer that meets your needs.

Looking to connect with our office? Give us a call at 1-877-786-6299, and we'll be happy to assist you!


StorMaxx Heat Exchanger Features

  • Stacked in 90 ft package
  • Bought separately – not included with storage tank
  • Suitable for 4ft storage tank – max. height configuration
  • Head exchanger made in USA
  • Certified material: Corrugated Stainless Steel
  • Warranty – 7 years limited on coil heat exchanger

What parts & accessories do I need?

Heat exchangers are not included with a tank. They must be purchased separately. For the assistance please call our sales representative.

Technical Details

Technical Details:

  • Construction: 3/4″ Corrugated Stainless Steel
  • Stacking: 90ft 3/4″

For the technical details please see the StorMaxx data sheet in Downloads & Datasheet section.

Technical Features:

  • Suitable for installation in 4ft storage tanks. (max. height configuration)
  • For HX Sizing: Please contact SunMaxx engineering for proper sizing
  • Heat exchangers are made in USA


  • 7 years limited on coil heat exchanger
  • 3 years limited on coil heat exchanger in all commercial installations

Why SunMaxx Solar

Investing in a complete solar hot water kit from a single manufacturer is essential for ensuring the longevity and efficiency of your solar hot water system. A streamlined approach to sourcing components simplifies the process of installation, maintenance, and servicing.

By choosing a single manufacturer for your solar hot water kit, you can benefit from comprehensive documentation for service and maintenance. This approach helps prevent issues arising from improperly installed or maintained systems. Studies show that over 60% of solar hot water systems fail due to incorrect installation or lack of proper maintenance.

Purchasing a complete kit from one manufacturer guarantees compatibility between components and streamlined support from the provider. This ensures that you have access to knowledgeable experts who can address any concerns or questions related to your specific system. Furthermore, a single manufacturer can provide a unified warranty, eliminating the need to deal with multiple companies in case of any issues.

In summary, investing in a complete solar hot water kit from a single manufacturer is a wise decision for homeowners and businesses alike. It ensures smooth installation, proper maintenance, and reliable long-term performance, maximizing the return on your investment and providing a sustainable hot water solution.