ITEM NAME:50pcs/Bag ES1J Super Fast Recovering Rectifier Tube Diodes #JT1 Product Description Description: Features: Great stability and performance, industrial standard. Specification: Product Type: Rectifier Tube Material: Silicon, Tinned Wire Reverse Surge Voltage: 12KV Package: SMA/D0214AC IFAV: 350mA Work Temperature: -50-150 Â ° C Included: 50 X Diodes 1 X PE Package Bag.Product Type: Rectifier Tube. 50 X Diodes. Work Temperature: -50-150 Â °C. Warranty Service. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item.