U21J3V7QE2

Rocker Switches: U21J3V7QE2 Application Field and Working Principle

Rocker switches are toggle switches that are ubiquitous and found in many home appliances and commercial equipment alike. U21J3V7QE2 is a popular rocker switch from ABB. It has a slim and classic design, making it perfect for a variety of applications.

The U21J3V7QE2 rocker switch has a stainless steel body and is rated for 240VAC with 10A at a frequency of 50/60Hz. It features a snap-action spring mechanism to ensure a positive contact. It also comes with a single spring ergonomic plunger that provides tactile feedback to the user.

The U21J3V7QE2 rocker switch is used in a wide range of applications, including industrial controls and switching applications such as fan speed control, temperature control, and various motor speed applications. It is also used in immersion tanks, warkers, and microwaves.

The working principle of a U21J3V7QE2 rocker switch is simple and straightforward. When the switch is in the "off" position, the contacts that control the flow of power are open and power cannot flow through. When the switch is turned on, the contacts close and power can then flow through the switch. The contacts close and open the circuit depending on the direction the switch is flipped, i.e., up or down.

The U21J3V7QE2 rocker switch is an extremely versatile switch that offers a number of features and benefits. It is a great choice for a wide range of applications, as it is reliable and easy to use.