Replacement Evacuated Solar Tubes 1800mm x 58mm (AP-46)

REPLACEMENTS EVACUATED SOLAR TUBES 1800mm x 58mm ---------- Box of Ten 58mm x 1800mm Vacuum Replacement Tubes (no heat pipe included). You will receive a box of ten tubes. Tube Structure : All-glass double deck co-axial structure Glass material : Borosilicate 3.3 glass Outer tube diameter and glass thickness : Φ58+/-0.7mm; glass thickness 1.6+/-0.15mm Inner tube diameter and glass thickness : Φ47+/-0.7mm; glass thickness 1.6+/-0.15mm Tube Length : 1800mm Absorber coating : Coating Material : Cu/SS-AIN(H)/SS-AIN(L) Sediment method : Three targets magnetron sputtering plating Absorptivity : 0.93~0.96 Emittance : ≤6.0%(80ºC+/-5ºC) Vacuum degree : P ≤5.0X10-3(Pa) Transmittance of glass tube : ≥0.89(AM1.5 ISO9806-1:1994 Stagnation parameter : Y: 240~250 m2ºC/KW Average heat loss : ULT≤0.6 W/(m2*ºC) Hail resistance : Φ25mm Pressure endure : 0.6 MPA Compatible with most 1800 Max 58 mm evacuated tube systems 1 DUS ISI 10 Pcs Harga Per Dus ---------- #TOKOIZ #BarangLelang #LelangBC#GlassTube#WaterHeater#SolarGlass