What Are Switches? 

Switches are electronic components designed to control the flow of electrical current in a circuit. They can be manually operated or controlled electronically. The primary function of a switch is to either connect or disconnect a circuit, thereby allowing or preventing the flow of current.   

Functions of Switches:

Control: Switches are used to turn devices on or off.

Protection: They can be used to protect circuits from overcurrent or short circuits.

Selection: Switches allow for the selection of different circuits or functions.

Isolation: Switches can isolate different parts of a circuit.

Types of Switches:

Mechanical switches: Operated manually by a physical action, such as flipping a lever or pressing a button.

Toggle switches: Commonly used in appliances and electronics.

Push-button switches: Used for momentary actions or maintaining a state.

Rotary switches: Used for selecting from multiple positions.

Electrical switches: Operated by electrical signals.

Relays: Electromagnetic switches used for high-current or high-voltage applications.

Transistors: Semiconductor devices that can act as electronically controlled switches.

Smart switches: Integrated with electronic controls and can be programmed or controlled remotely.

Applications of Switches:

Household appliances: Lights, fans, stoves, and air conditioners.

Automotive systems: Headlights, turn signals, and windshield wipers.

Computers: Power supplies, keyboards, and mice.

Industrial control systems: Motors, valves, and conveyors.

Communication systems: Networks and telecommunications equipment.

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Model Numbers

NDFR16H

DS02-254-2L-03BE

KAR02LGGR

436860-7

78B04S