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3mm White Red LED (Pack of 2)

SKU: ULFPHT8WU9
The 3mm White Red LED (Pack of 10) is a compact and energy-efficient light-emitting diode designed for a variety of electronics and DIY applications. Although the LED appears white externally, it emits a bright red light when powered, making it ideal for indicator lights, display boards, and decorative electronic projects. Its small 3mm size makes it suitable for breadboards, PCBs,...
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Orders placed before 3 PM IST will be shipped on the same day (excluding Sundays and Public holidays) through our shipping partners. In rare cases, the pickup may get delayed during Public holidays / Bandh / Environmental disturbances.

Specifications

Specifications:

Product Type: Light Emitting Diode (LED)
LED Colour: White Red
LED Size: 3mm
Optical Component: LED
Lens Type: Clear
Mounting Type: Through Hole (DIP)
Dimensions: 3 × 2 × 1 cm
Weight: 5 grams

Additional Resources

3mm LED Genric.PDF

FAQ

1.What voltage is required to operate a 3mm White Red LED?

A typical 3mm white red LED operates at a forward voltage of around 1.8V to 2.2V with a recommended forward current of about 20mA. A current-limiting resistor should be used in the circuit to protect the LED from excess current.

2.What are the common applications of a 3mm White Red LED?

These LEDs are commonly used as indicator lights in electronic devices, Arduino and Raspberry Pi projects, DIY electronics circuits, signal indicators, display boards, and robotics projects because of their bright illumination and low power consumption.

3.How do I identify the positive and negative terminals of the LED?

The longer lead of the LED is the anode (positive) and the shorter lead is the cathode (negative). Additionally, the flat edge on the LED casing indicates the cathode terminal, helping users connect the LED correctly in a circuit.

View full product details

The 3mm White Red LED (Pack of 10) is a compact and energy-efficient light-emitting diode designed for a variety of electronics and DIY applications. Although the LED appears white externally, it emits a bright red light when powered, making it ideal for indicator lights, display boards, and decorative electronic projects. Its small 3mm size makes it suitable for breadboards, PCBs, and circuits where space is limited.

A Light Emitting Diode (LED) is a semiconductor device that produces light when electric current flows through it. During operation, electrons recombine with holes inside the semiconductor material, releasing energy in the form of light. LEDs are widely preferred because they offer low power consumption, long lifespan, fast switching speed, and high durability compared to traditional lighting sources.

These LEDs are commonly used in Arduino and Raspberry Pi projects, electronic indicators, traffic signal models, bicycle lights, message display boards, DIY electronics kits, and science experiments. The pack of 10 is perfect for prototyping, educational use, and hobby electronics projects where multiple LEDs are required.