PAJIT 15KP18A datasheet, 15KP18A is Glass passivated junction transient voltage suppressor. Vrwm = 18 V. Vbr(min/max) = 20.0/23.3 V @ It = 50 mA. Ir = 5000 uA. Vc = 29.2 V @ Ipp = 485 A.