24-28KW Stainless Steel Boiler Heat Exchanger for Condensing Gas Boiler Systems

Boiler Stainless steel heat exchangers 24-28KW

Product Introduction

High Efficiency 24-28KW Stainless Steel Heat Transfer Units for Condensing Gas Boilers, Indoor Heating and Hot Water Systems

Introduction & Key Advantages

What Is a Stainless Steel Heat Recovery Exchanger for Condensing Gas Boilers

A stainless steel condensing heat exchanger is designed to recover additional heat energy from hot flue gas by capturing water vapor and converting it into condensate, improving overall boiler efficiency.

• Achieves up to 107–109% thermal efficiency, significantly higher than conventional heat exchangers with 85–95% efficiency.
• Maximizes waste heat recovery and reduces fuel consumption during operation.
• Provides excellent energy saving performance and long-term heating efficiency for condensing gas boiler systems.

What Is a Full Premix Gas Condensing Heat Exchanger?

A full premix gas condensing heat exchanger works with a system that precisely mixes gas and air before combustion to ensure complete and efficient burning. This advanced technology provides:

• Extremely low combustion emissions and improved environmental performance.
• Stable, quiet and reliable boiler operation.
• Higher heat output with the same amount of fuel consumption.

Where Is It Used?

Key Advantages

1. Much Higher Efficiency — Saves Money

· Thermal efficiency: 107–109% (vs. 85–95% for ordinary boilers)

· Less gas used for the same heat output

· End users pay less on their energy bills

2.  Stainless Steel — Built to Last

· Made from stainless steel

· Handles acidic condensate (pH 3–5) with no problem

· No rust. No corrosion. No leaks.

· Expected service life: 15+ years

3.  Low Emissions — Clean & Green

· Meets EU ErP Directive and all major global environmental standards

· Helps customers stay ahead of tightening regulations

4. Smart Design — Better Performance

· Spiral finned tube structure increases heat transfer surface by 40–60%

· Multi-pass water circuit design for stronger turbulence and better heat exchange

· Low water resistance — works with smaller pumps → saves electricity

5.  Quiet & Stable

· Smooth flame, no pulsation

· Quiet operation — suitable for homes and hospitals

· No hot spots → no cracking, no breakdowns

6. OEM & Custom Service Available

· Standard sizes in stock for quick delivery

· Custom design & tooling to match your specific boiler model

· Full technical support: heat load calculation, product selection, testing

· Your brand logo can be applied (OEM/ODM welcome)

Why Choose Us?

You get the same quality. You keep more profit. You get better service.

Simple Comparison

Our Promise to You

 Same technology as leading manufacturers
 Same quality standards — ISO certified production
 Better price — improved profit margins
 Faster delivery — no long overseas waits
 Full support — from selection to after-sales

FAQ

We are ready to be your trusted manufacturing partner for full premix condensing stainless steel heat exchangers.

Contact us today for:

· Product catalog and price list

· Custom design consultation

· Fast sample evaluation

· OEM/ODM cooperation discussion

Certificate

Product packaging