Rocker switches are commonly used as an on/off switch. They are widely used in below application:

• Household appliances: They’re commonly used in appliances such as lamps, fans, coffee makers and toasters to turn them on and off.
• Electrical equipment: They’re used in a variety of electrical equipment and devices, including power tools, computer peripherals and audio equipment.
• Automotive: They can be found in vehicles to control functions like lights, wipers and power windows.
• Industrial machinery: In industrial settings, they’re used to control the operation of machinery and equipment.
• Marine applications: They’re often used on boats and ships to control various electrical systems and equipment.
• HVAC systems: They’re used to control the operation of HVAC systems, including fans, heaters and air conditioning units.
• Electrical panels: They’re sometimes used in electrical control panels to manage the flow of electricity within a building or facility.