Product Details

All-Glass Evacuated Solar Collector Tube

Brand Name Sunlight
Place of Origin China
Model Number SFVA

Product Features

Features: 1) Outer tube diameter: 47 / 58mm 2) Inner tube diameter: 37 / 47mm 3) Glass thickness: 1.6mm 4) Length: 1.5 / 1.8m 5) Material: borosilicate glass 3.3 6) Absorptive coating: graded Al-N / Al 7) Vacuum: P -3 8) Absorptance: >92% (AM1.5) 9) Emittance: -6/°C 11) Stagnation temperature: > 200°C 12) Heat loss: 2°C 13) Maximum strength: 0.8MPa 14) Hailstone resistance: up to 25mm in diameter

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