Description
Product Overview
The PANMILED 30‑value transistor assortment kit is a meticulously curated collection of 600 individual transistors, each sorted into dedicated compartments for rapid identification and retrieval. This kit includes a broad spectrum of NPN and PNP devices in the TO‑92 package, featuring industry‑standard part numbers such as 2N2222, 2N2907, 2N3904, 2N3906, 2N5401, 2N5551, S8050, S8550, S9012, S9013, S9014, S9015, A1015, C1815, C945, BC327, BC337, BC547, BC550, BC557, and many more. The transistors are fabricated from high‑purity silicon, ensuring stable electrical characteristics and long operational life. Packaged dimensions measure 9.09 × 6.54 × 0.75 inches and weigh just 7.76 ounces, making the kit lightweight yet robust enough for frequent handling in laboratory benches, workshop stations, or field service kits. The clear labeling on each compartment eliminates guesswork, allowing users to select the exact device needed for a circuit without cross‑referencing external datasheets. This level of organization dramatically reduces build time and minimizes the risk of component misplacement, a critical advantage for engineers who demand efficiency and accuracy in prototype development.
![[Product front view showing all components]](https://www.wealthgrow.store/wp-content/uploads/2026/08/d62954cbd6654e158e46fcb49301859f.jpg)
Usage
Designed for a wide range of applications, this transistor kit serves both professional engineers and electronics enthusiasts. In academic settings, instructors can use the kit to demonstrate fundamental semiconductor behavior, biasing techniques, and switching operations across a variety of transistor families. In hobbyist projects, the assortment provides the flexibility to experiment with audio amplifiers, LED drivers, motor control circuits, and sensor interfacing without the need to source individual parts. For repair technicians, the kit offers immediate access to replacement transistors for common failure points in consumer electronics, automotive control modules, and industrial equipment. The TO‑92 form factor is compatible with standard breadboards, socket strips, and PCB footprints, enabling seamless integration into existing designs. Whether you are building a low‑power oscillator, a high‑gain amplifier, or a simple switch, the diverse selection ensures that you have the right transistor for the required voltage, current, and gain specifications.
Why Choose Us
PANMILED is a recognized brand in the semiconductor distribution market, known for delivering reliable components backed by rigorous quality control processes. Each transistor in this kit undergoes comprehensive testing for parameters such as hFE, VCE(sat), and leakage current, guaranteeing performance that meets or exceeds manufacturer specifications. The kit’s packaging is engineered for durability; the high‑impact plastic case protects the delicate silicon devices from static discharge, moisture, and mechanical shock during transport and storage. Additionally, PANMILED provides a 90‑day after‑sales service guarantee, ensuring that any concerns regarding component authenticity or functionality are addressed promptly. Customer support is available around the clock, with a dedicated technical team ready to assist with selection advice, circuit troubleshooting, or replacement requests. This commitment to service, combined with the extensive part variety, makes the kit a cost‑effective solution for both large‑scale development labs and individual makers seeking a dependable inventory of transistors.
Key Features
- Comprehensive 30‑value assortment covering the most commonly used NPN and PNP transistors.
- 600 individually labeled units in a compact, lightweight storage case for easy organization.
- High‑purity silicon construction ensures stable performance and long lifespan.
- Universal TO‑92 package compatible with breadboards, sockets, and PCB footprints.
- 90‑day after‑sales support with rapid response to technical inquiries and replacement needs.
FAQ
What types of transistors are included in the kit?
The kit contains a balanced mix of NPN and PNP transistors, including popular models such as 2N2222, 2N3904, BC547, S8050, and many others, all in the TO‑92 package.
Can I use these transistors for high‑current applications?
While the kit focuses on general‑purpose low‑to‑moderate current devices, certain parts like the 2N5401 and S9015 are rated for higher current handling, making them suitable for medium‑power circuits.
Is the storage case static‑safe?
Yes, the case is made from anti‑static material and each compartment is lined with a protective film to guard against electrostatic discharge.
How does the 90‑day after‑sales service work?
If you encounter any issues with the components, you can contact PANMILED support within 90 days of purchase. The team will verify the problem and provide a replacement or refund as appropriate.
Are the transistors suitable for educational labs?
Absolutely. The wide variety of part numbers and clear labeling make the kit ideal for teaching semiconductor fundamentals, circuit analysis, and hands‑on laboratory experiments.





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