The 2N2221A is a general-purpose NPN Bipolar Junction Transistor (BJT) from CDIL, available at Supreme Components International, an authorised distributor of electronic components. This transistor is designed for low-power amplification and switching applications. Its robust design ensures reliable performance in a wide range of operating conditions. The 2N2221A is commonly used in amplifier circuits, switching circuits, and oscillator circuits. Its key features include high current gain, low saturation voltage, and fast switching speed. This makes it suitable for use in both linear and digital circuits. Supreme Components International guarantees the authenticity and quality of this CDIL transistor.