QL332ID Optoelectronics

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The QL332ID is an LED indicator often used in the industrial and automotive markets. It features a 22.5 mm diameter and is designed as a low-profile, durable, and reliable discrete indicator. The QL332ID offers multiple colors and some models include segmentation options as well. It is a cost-effective method of displaying various types of system status that requires minimal maintenance and is easy to install.

The QL332ID is widely used for discrete indication requirements in a variety of applications. These include systems notifications, alarms, and warnings in commercial equipment, machine tools, control panels, and batteryless devices. It has found applications ranging from consumer electronics and home appliances to industrial and automotive automation and control. In automotive applications, for example, it can be used for illuminated switches and switchgear applications.

The working principle of the QL332ID is based on the application of a DC voltage to the LED indicator. When a voltage is applied across the terminals, it causes the electrons in the LED to move, leading to the release of a photon, which is then seen as light. This type of discrete indicator offers a low-power solution and is capable of operating on voltages as low as 0.7V. The indicator is also capable of sustaining a wide range of temperature and vibration, making it suitable for a variety of unequal and challenging environmental conditions.

The QL332ID features a cylindrical cast-aluminum alloy housing and uses a full-capacity diffusing lens that provides strong visual indication. It is designed with an IP67 or IP68 rating, making it resistant to water, dust, and other forms of contamination. The LED indicator includes built-in protection from voltage transients, making it a viable long-term solution for industrial and automotive applications. It can operate at temperatures from -40°C to 105°C and is available in a variety of colors, including red, green, blue, and yellow.

The integrated design of the QL332ID eliminates the need for auxiliary lighting, providing higher-level brightness and multi-color status indication in a wide range of applications. Its light transmission performance features superb visibility, even in direct sunlight, and ensures high light-on-time reliability. It is also designed with excellent heat dissipation performance and a very long lifespan.

In conclusion, the QL332ID is a reliable LED indicator with a wide range of applications. It offers low-power, low-maintenance operation and is capable of sustaining a variety of temperature and vibration forces. The indicator is also very easy to install and is resistant to water, dust, and other contaminants. The LED indicator is available in a variety of colors, making it suitable for a wide range of discret indication needs.

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