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  • about us

About Us

Dongguan Shengjun Electronic Co., Ltd. originated in Taiwan and specializes in the design and production of various safety regulation power switches and current and temperature dual protection switches. The technical engineers and quality engineers of the factory have more than 12 years of experience in the switch industry. The factory has passed the ISO9000-2015 quality management system and has its own testing laboratory. At present, the main products are rotary switch, push switch, tip over switch, rocker switch, it’s an ideal switch supplier for various manufacturers of household appliances, mechanical equipment, medical equipment, electric tools, new energy electric vehicles, office equipment etc.

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What type of switch are most commonly used for electric fans on the market?

What type of switch are most commonly used for electric fans on the market?

The most commonly used switch types on fans are mechanical button switches and rotary switches. The following are detailed explanations and advantages of these two types of switches:push button switch and rotary switch.

What are the types of rocker switches?

What are the types of rocker switches?

Rocker switches, also known as toggle switches, are a common type of switch in daily life with various types and characteristics. Firstly, rocker switches can be classified based on their contact types, mainly including the following:

The main applications of push switches in home appliances

The main applications of push switches in home appliances

​A push switch, also known as a push button, is a type of switch that is activated by pressing it. It is designed to create a momentary electrical connection or interruption when pressed and released. Push switches are used in a variety of electrical appliances for controlling various functions and operations. Here are some common electrical appliances that utilize push switches:

Application of  tip over switch

Application of tip over switch

​Tip-over switch is a safety feature commonly found in various appliances and equipment, especially those that have a risk of tipping over or falling. The primary function of a tip-over switch is to automatically shut off the device if it is tipped beyond a certain angle or orientation, thereby reducing the risk of accidents, and damage. Here are some applications of tip-over switches:

What are the functions of the MFR01 rotary switch?

What are the functions of the MFR01 rotary switch?

The MFR01 rotary switch is a multi-position selector switch with a circular appearance. Many small household appliances use the MFR01 rotary switch to control the speed or function of the appliance. At present, the diameters of our MFR01 rotary switches are 32mm and 29mm, and the rotation angles are 36 degrees and 45 degrees.

Working principle of rotary switch

Working principle of rotary switch

Within a certain range, the resistance value is changed, and then there is a contact switch, which is the switch for old-fashioned televisions and radios. For fans, there are several gears, and several sets of lead wires from the fan winding are connected to change the speed by changing the number of wire turns. The principle is similar to that of a potentiometer, which usually consists of a resistor and a movable brush.

What are the common uses of rotary switches?

What are the common uses of rotary switches?

Rotary switch is a common electronic switch, which mainly consists of a handle, switch cover, and base. The working principle of a rotary switch is to rotate the handle to connect or disconnect the internal switch mechanism from the circuit, in order to achieve electrical switch control.

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