Vaillant ecoTEC plus VC 20CS/1-5 E/LL/P Condensing Gas Wall-Mounted Boiler

1 ecoTEC plus VC
1 device holder
1 drain pipe and screw connection for the safety valve
1 condensate drain line
1 LPG conversion kit
1 bag of small parts (mounting kit)
1 operating manual
1 installation/maintenance manual
1 flue gas system installation manual
1 mounting template
1 warranty card
1 product data sheet, energy efficiency label, various stickers

Standard efficiency 98% (Hs) / 109% (Hi)

Modulation up to 1:8

Self-adaptive combustion control to compensate for gas quality fluctuations and for preventive device analysis

IoniDetect combustion control system for all natural gas types

New, modern design and compact device dimensions for easy heating replacement

Aqua-Power-Plus for up to 20% more hot water output

Illuminated graphic display with touch controls

Display for setting and monitoring internal device functions as well as for operating the single-circuit controller sensoDIRECT 710

Comfort assurance program for reliable heat supply
Operation with up to 20% hydrogen, 100% bio-natural gas or 100% bio-LPG possible as standard
H2 Ready: Convertible for operation with 100% hydrogen*High-efficiency pump
Water pressure sensor, volume flow sensor, pressure gauge, 10-liter expansion tank, safety valve, compression fitting gas connection
Integrated condensation heat exchanger made of stainless steel
Control of an external heating circuit/circulation pump and a cylinder charging circuit integrated
Priority changeover valve
eBUS interface
Illuminated graphic display with touch controls
Integrated diagnostic interface

*Applies to all ecoTEC plus 1-5 devices produced from 01.01.2024. Conversion kit required, see manufacturer's declaration.