Dark mode
only solar collectorsin all categories
only solar collectors
USA

Vaillant auroTHERM pro VFK 125/3

Photos - Solar Collector Vaillant auroTHERM pro VFK 125/3
Outdated Product
Type: flat; Loop system: closed; Mounting: universal; Suitable for: heating and DHW; Year-round use; Absorber material: aluminium-copper; Total collector area (m²): 2.51; Max. pressure (bar): 10; Efficiency (%): 74; Stagnation temperature (°C): 175; Heat loss coef. k1 (W/m²*K): 3.89; Heat loss coef. k2 (W/m²*K): 0.018
Find prices on Amazon.com
Find prices on eBay.com
add to listmy lists
Vaillant auroTHERM pro VFK 125/3
Vaillant auroTHERM pro VFK 125/3
12 months
Main
Typeflat
Loop systemclosed
Mountinguniversal
Suitable forheating and DHW
Year-round use
Design
Absorber materialaluminium-copper
Absorber area2.35 m²
Total collector area2.51 m²
Technical specs
Max. pressure10 bar
Efficiency74 %
Absorber absorption coef. α90 %
Absorber emissivity coef. ε20 %
Stagnation temperature175 °C
Heat loss coef. k13.89 W/m²*K
Heat loss coef. k20.018 W/m²*K
More specs
In box1 collector
Frame materialaluminium
Dimensions (WxHxD)1233x2033x80 mm
Collector weight38 kg
Added to E-Catalogaugust 2017
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Vaillant 2025 - new arrivals, bestsellers, and the most relevant models Vaillant.
Filters
Models
on sale all
Brands
(type) 
flat 
Questions and requests regarding model selection →
Vaillant auroTHERM pro VFK 125/3 often compared
Atmosfera SPK F4M
Vaillant auroTHERM pro VFK 125/3
vs
Atmosfera SPK F4M
Demrad Lykia 2.25
Vaillant auroTHERM pro VFK 125/3
vs
Demrad Lykia 2.25