The Wunder ALS from Solartech-UK is a high-performance flat-plate collector which impresses with its high yield values and its longevity. The collector consists of a laser-welded aluminium/copper harp absorber with a low-iron / prismatic glass cover.
The housing made of black powder-coated / seawater-proof aluminum with a total of 4 connections.  

Scope of Delivery: 

  • 1x Wunder ALS 2510 flat plate collector
  • 2x collector Connector
  • 1x Instructions

Wunder ALS 2512

SKU: MA-0041
  • Technical Data:

    Dimensions (mm) 1218x 1988 x 90 (H x W x D)
    Performance 1725 kWh  at 25 ° C and 1000W (ISO 9806: 2013)
    eta 0 0.69
    Efficiency class A ++
    Casing Powder-coated aluminum black
    Weight (kg) 45
    Gross collector area (m²) 2.42
    Aperature area (m²) 2.24
    Absorber area (m²) 2.23
    Absorber Aluminum (Almeco-Tinox)
    absorption 0.95
    Emittance 0.04
    Welding method laser 
    Content (L) 1.27
    Absorber tubes 8mm riser / 18mm collecting pipe
    Number of  tubes 17
    Glass cover Low iron safety glass
    Glasscover thickness 4mm
    Insulation material Rock wool
    Density/thickness 50 / 40mm
    Stagnation temp. 223 ° C (20 ° C ambient temperature)
    Max.  pressure 8.6 bar
    Nominal flow 120 l / h
    Back cover Structured aluminum
    Mounting variant On-roof / in-roof / flat roof
    Connections 3/4 "male thread, flat sealing