2N4915 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 80 V
• Collector-Base Voltage, max: 80 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 5 A
• Collector Dissipation: 87.5 W
• DC Current Gain (h_fe): 25 to 100
• Transition Frequency, min: 4 MHz
• Operating and Storage Junction Temperature Range: -65 to +200 °C
• Package: TO-3

Here is an image showing the pin diagram of this transistor.The complementary PNP transistor to the 2N4915 is the 2N4906.You can replace the 2N4915 with the 2N5038, 2N5038G, 2N5039, 2N5629, 2N5632, 2N5671, 2N5672, 2N5758, 2N5870, 2N5874, 2N5878, 2N5882, 2N5886, 2N5886G, 2N6316, 2N6472, 2SC1619, BD315, BD317, KD503, MJ14002, MJ14002G, MJ15001, MJ15001G, MJ15003, MJ15003G, MJ2841, MJ802, MJ802G or NTE181.