SW3821/A/UC

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Rocker Switches

Rocker switches are essential components of many electronic devices and appliances. This article will provide an overview of the SW3821/A/UC rocker switch application field and working principle.

Application Field

The SW3821/A/UC rocker switch is a great choice for many different applications, including automotive, industrial, and medical. Automotive applications include headlight breaks and door locks. Industrial applications include switches for motor speed control and low voltage circuit breakers. Medical applications include home health care devices, oxygenation apparatus, and even airway and anesthesia equipment.

Working Principle

The SW3821/A/UC rocker switch is a single-pole, double-throw (SPDT) switch. This type of switch allows the user to turn a device on and off by simply pressing the rocker switch up and down. The switch has two terminals. When the rocker switch is pressed down, the circuit is closed and the device turns on. When it is pressed up, the circuit breaks and the device turns off.

The SW3821/A/UC rocker switch also features a built-in neon lamp. This lamp glows when the rocker switch is in the on-position, providing a visual indication that the switch is in the on-position. It also has a hard shell construction to protect the switch from dust and moisture. The switch also features a choice of colors, including black, white, ivory, and chrome. This makes the switch suitable for a wide variety of uses and applications.

The SW3821/A/UC rocker switch is an excellent choice for many automotive, industrial, and medical applications. It offers a reliable, durable, and cost-effective solution for controlling a wide range of devices and appliances. Its simple mechanical design makes it easy to install and maintain. The built-in neon lamp provides a visual indication that the switch is in the on-position. Finally, the choice of colors makes it easy to find a switch that will match the color of your device.

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