Product Name : ThyristorModel : BT151-500RGlass passivated thyristors in a plastic envelope, intended for use in applications requiring high bidirectional blocking voltage capability and high thermal cycling performance.Typical applications include motor control, industrial and domestic lighting, heating and static switching.Color: As shownMaterial: plastic, metalVoltage : 500V on-state Current : 12AMounting Hole Diameter : 4mm/ 0.16 inchPin Size : 14 x 2.54mm/ 0.55 x 0.1 inch ( L* Pitch)Body Dimension : 29 x 10 x 4mm/ 1.1 x 0.4 x 0.16 inch (L*W*T)Weight : 19gPackage Content : 10 x ThyristorNote: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.