Model: BJ-1.65/12
The total area of collector: 1.9 square meter
Vacuum Tube Specification: Diameter 58*1800mm
Vacuum Tube Volume: 12
U-shaped Copper Tube Specification diameter: 10*0.6mm
Heat Insulator Material: CFC free
Working Medium: Anti freezing liquid
Fluid Capacity: 3.15L
Working pressure: 6bar

The Instantaneous Efficiency Equation: H(x)=0.7312-6.52x-15Gx[x=(TM-ta)/G]
The Outside size: 2024*1060*185 mm
Net Weight: 50Kg
Gross weight: 60Kg
Package Size: 2060*1100*200 mm