Extensive component variety This set includes 200 TO92 series transistors in 10 specifications, with 20 pieces of each type. It provides a readymade selection to support a wide range of electronic applications and helps you match the right transistor to your circuit without sourcing multiple parts. Construction and materials Each transistor is manufactured from grade plastic and electronic materials to deliver reliable operation and longterm durability in your circuits. Suitable for all users Whether you are an electronics hobbyist or a professional engineer, this comprehensive transistor collection is designed to meet your project needs effectively and conveniently. Efficient organization The components are stored in a compact storage box measuring 123 x 66 x 23 mm, making it easy to organize, locate, and access the parts quickly during projects. Practical applications Prototyping smallsignal amplifiers, switches, and regulator circuits where different transistor types are needed. Replacement and testing of transistors in repairs or design evaluations. Educational experiments and lab work to explore biasing, switching behavior, and amplification characteristics. Contents at a glance 200 TO92 transistors 10 specifications (20 pieces per specification) Storage box included for easy organization and quick access