Model : S9012, s9013, s9014, s9015, s9018, s8050, s8550, c1815, a1015, 2n5401, 2n5551, 2n3906, 2n3904, a42, a92
15 values x 20 pieces = 300 pieces, transistor assortment kit can cover your general usage.
Type : Pnp / npn