JA Solar 420W Half-Cut n-Type Bifacial Double Glass (JAM54D40-420/GB) Manufacturers part number JAM54D40-420/GB Our reference 31-114568 Please log in to see price or purchase this item Quantity discounts available QuantityPrice Technical details Watt 420 Module type Bifacial Framed Number of cells 108 (54) Watt/m² 215,0 Module surface (m²) 1,953 Cell Half-cut Cell Technology M10 (182mm) Module efficiency 21,5% Temp. Coef PMAX -0,3%/K Panel frame color Silver Dimensions 172,2 x 113,4 x 3,0 cm Weight 21,5kg Cable length 1 200mm - MC4-EVO2 connectors Junction box Split box - Mid Product warranty 25 years Performance warranty 87,4% after 30 years Module packaging 36,0 per pallet - 936 per container DownloadsDocuments Data SheetEN Product ImagesClick to downloadCertificates JaSolar CE Certificate JaSolar Certificate IEC 61215 & 61730 JaSolar Certificate Mono PID JaSolar_Certificate_ISO_14001_2021 JaSolar_Certificate_ISO_9001_2021