QLA874B-4A

Series:	QLA874B-4X
Part Status:	Active
Lead Free Status / RoHS Status:	--
Color:	Orange (x 4)
Moisture Sensitivity Level (MSL):	--
Wavelength - Peak:	603nm
Configuration:	4 High
Current:	20mA
Millicandela Rating:	30mcd
Viewing Angle:	80°
Lens Type:	Diffused
Lens Style/Size:	Round with Domed Top, 3mm
Voltage Rating:	2V

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Evaluation of QLA874B-4A LED Circuit Board Indicators, Arrays and Light Bars

Industrial or professional lighting projects often require a sophisticated and energy-efficient solution, and the QLA874B-4A LED circuit board indicators and arrays provide a reliable and efficient answer. This high quality LED is capable of operating at a low voltage that is 10% above a typical voltage rail, allowing it to be adapted for a variety of applications without the need for expensive additional parts or cables.The QLA874B-4A is a bright, ruggedly designed LED that is designed and certified for use in industrial environments. The LED has an extended and improved lifetime of up to 50,000 hours, with an exceptional number of switches and dimming mechanisms. This makes it an ideal solution for industrial and professional projects that require a reliable, efficient and consistent lighting system.In addition, the QLA874B-4A has an impressive operating temperature range of -40 to +70 degrees Celsius. This temperature range makes the LED suitable for a variety of applications, including outdoor lighting and industrial lamps. The LED also has a wide range of LED extensions, allowing the LED to fit into a variety of applications.The QLA874B-4A provides excellent illumination across a wide range of applications, including moving signs and projection. Its intelligent design ensures it requires minimal maintenance, making it a cost-effective lighting solution. The LED is an excellent choice for a variety of projects, providing a reliable and energy-efficient solution.The LED is also available in a range of colors, which makes it ideal for outdoor signs and applications where visibility is essential. This feature makes the LED a popular choice for both commercial and residential applications.In terms of its working principle, the LED utilizes a standard 3-pin common cathode configuration, with its one main lead connected to a positive voltage source, and its other main lead connected to a negative voltage source. The LED\'s current limiting resistor is used to regulate its operation and ensure the LED does not exceed the optimal power output.The LED utilizes a dynamic current-regulated switching technique that makes it capable of providing the same amount of light output at any given time, regardless of the voltage. This technique is especially advantageous in industrial applications, where it is necessary to maintain a consistent level of brightness and optimum energy savings.Overall, the QLA874B-4A LED circuit board indicators, arrays and light bars are a reliable, efficient and cost-effective solution for a wide range of applications. It is well-suited for a variety of situations, and its long lifetime, improved performance and impressive temperature range make it an ideal choice for industrial or professional lighting projects. Its operating principle and energy-efficient design make it an excellent choice for a variety of projects, where the importance of visibility and energy-efficiency are key.

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Part Number	Manufacturer	Price	Quantity	Description