2N4918G Bipolar Transistor

• Type: PNP
• Collector-Emitter Voltage, max: -40 V
• Collector-Base Voltage, max: -40 V
• Emitter-Base Voltage, max: -5 V
• Collector Current − Continuous, max: -4 A
• Collector Dissipation: 30 W
• DC Current Gain (h_fe): 30 to 150
• Transition Frequency, min: 3 MHz
• Operating and Storage Junction Temperature Range: -65 to +150 °C
• Package: TO-126

Here is an image showing the pin diagram of this transistor.The complementary NPN transistor to the 2N4918G is the 2N4921G.You can replace the 2N4918G with the 2N4918, 2N4919, 2N4919G, 2N4920, 2N4920G, MJE232, MJE235 or MJE252.