ecoTEC Plus 612 Series (System Boiler)

• 612 VU 126/3-5 R1 (2005–2012) – GC 41-044-44 R1

• 612 VU 126/5-5 (2012) – GC 41-044-60

• 612 VU 126/5-5 R1 (2012–2013) – GC 41-044-60 R1

• 612 VU 126/5-5 R2 (2013–2015) – GC 41-044-60 R2

ecoTEC Plus 615 Series (System Boiler)

• 615 VU 156/3-5 R1 (2005–2012) – GC 41-044-45 R1

• 615 VU 156/5-5 (2012) – GC 41-044-61

• 615 VU 156/5-5 R1 (2012–2013) – GC 41-044-61 R1

• 615 VU 156/5-5 R2 (2013–2015) – GC 41-044-61 R2

ecoTEC Plus 618 Series (System Boiler)

• 618 VU 186/3-5 R1 (2005–2012) – GC 41-044-46 R1

• 618 VU 186/5-5 (2012) – LPG GC 41-044-66 / NG GC 41-044-62

• 618 VU 186/5-5 R1 (2012–2013) – LPG GC 41-044-66 R1 / NG GC 41-044-62 R1

• 618 VU 186/5-5 R2 (2013–2015) – LPG GC 41-044-66 R2 / NG GC 41-044-62 R2

ecoTEC Plus 824 Series (Combi Boiler)

• 824 VUW 246/3-5 R1 (2005–2011) – GC 47-044-31 R1

• 824 VUW 246/3-5 R3 (2011–2012) – GC 47-044-31 R2

• 824 VUW 246/5-5 (2012) – GC 47-044-40

• 824 VUW 246/5-5 R1 (2012–2013) – GC 47-044-40 R1

• 824 VUW 246/5-5 R2 (2013–2015) – GC 47-044-40 R2

ecoTEC Pro 24 Series (Combi Boiler)

• 24 VUW 246/3-3 R1 (2006–2008) – GC 47-044-36 R1

• 24 VUW 246/3-3 R2 (2008–2012) – GC 47-044-36 R2

• 24 VUW 246/5-3 (2012) – GC 47-044-44

• 24 VUW 246/5-3 R1 (2012–2013) – GC 47-044-44 R1

• 24 VUW 246/5-3 R2 (2013–2015) – GC 47-044-44 R2

Stainless Steel — Built to Last

· Made from stainless steel

· No rust. No corrosion. No leaks.

· Expected service life: 15+ years

Low Emissions — Clean & Green

· Meets EU ErP Directive and all major global environmental standards

· Helps customers stay ahead of tightening regulations

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

Quiet & Stable

· Smooth flame, no pulsation

· Quiet operation — suitable for homes and hospitals

· No hot spots → no cracking, no breakdowns

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)

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