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Product description: Set of 5 mm LED diodes - justPi - 500 pcs + organizer
A complete set of 500 LEDs in a 5mm DIP package from justPi . It contains 100 of each of the five most commonly used colors: red, green, yellow, blue, and white . Everything is packaged in a sturdy, divided organizer for easy storage and quick access to components . The LEDs feature standard operating parameters and are compatible with popular platforms such as Arduino , Raspberry Pi , STM32 , and ESP32 . Thanks to its versatility and large quantity, the set is ideal for electronics labs, schools, and for prototyping and creating signaling or lighting systems in DIY projects.
It's important to remember that every LED needs a suitable resistor. Failure to do so will result in irreversible damage. Not sure which resistor to choose? Learn how to choose the right resistor for your LED !
How to properly install 5mm LEDs?
Installing 5mm LEDs is very simple, but requires maintaining correct polarity. The longer pin is the anode (positive) , and the shorter pin is the cathode (negative) . Always connect diodes with a current-limiting resistor to avoid damage—typical values range from 220Ω to 1kΩ , depending on the supply voltage . The diodes can be mounted directly on a breadboard or soldered to a PCB in final designs. Ensure the voltage and current match the diode's color specifications to ensure long life and stable operation in the circuit.
| Contents of the set | |||
|---|---|---|---|
| No. | Photo | Name | Quantity |
| 1 | ![]() | 5mm red LED | 100 pcs. |
| 2 | ![]() | 5mm green LED | 100 pcs. |
| 3 | ![]() | 5mm yellow LED | 100 pcs. |
| 4 | ![]() | 5mm blue LED | 100 pcs. |
| 5 | ![]() | 5mm white LED | 100 pcs. |
| 6 | ![]() | Organizer | 1 pc. |







