4 Pins White 30 AMP On Off Waterproof Light 12V Rocker Switch

  • Mode: KCD4-0113-21
  • Voltage: 3v, 5v, 6v, 12v, 24v,13v, 110v, 120v, 220v, 240v, 250v, 380v
  • Keywords: 12V Rocker Switch
  • Color: Red, White, Blue, Green, Yellow, Black
  • Material: PC
  • Certification: CE, CCC, RoSH, IP67, UL
  • Waterproof grade: IP67
  • Email:
  • Download PDF: FILN 12V Rocker Switch KCD4-0113-21

Product Item KCD4-0113-21
Panel Mount Diameter 22*30mm
Contact Way solder pin
Install Way Buckle
Lamp Type LED
Rated voltage 3v, 5v, 6v, 12v, 24v,13v, 110v, 120v, 220v, 240v, 250v, 380v
Lamp Color Red,white,blue,green,black,yellow
Shell Material brass plated nickel
Base Material PA66 nylon
Terminal Material brass
Applications Coffee machine, kitchen equipment, household appliances, automobiles, medical equipment, industrial equipment etc
Current 15A, 20A, 30A

The features of the 12V rocker switch:

  1. The cover surface is painted to achieve a variety of symbols and patterns, and the patterns will light up.
  2. The previous rocker switch was not waterproof, while this 4 pins rocker switch is waterproof and its rating is IP67.

The description of the 4 pins white 30 AMP on off waterproof light 12V rocker switch.

  1. The mounting hole size of the 4 pins 12V rocker switch is 22*30, you just need to open the hole of 22*30 on the rocker switch panel, then clutch the 12V waterproof rocker switch on the panel, it can be fixed and waterproof.
  2. The transparent upper cover of the 12V rocker switch adopts PC high-temperature resistant material(①), which can guarantee the LED rocker switch’s lighting effect. The transparent sheet has a spray painting process on it, and a variety of symbols and patterns can be customized. When the 12V rocker switch is powered up, the rocker switch light and pattern both light up, which is very beautiful.
  3. The silicone gel sleeve adopts silicone material(②), it is oil-resistant and waterproof. Clutch the waterproof cap between the top cover and the lamp seat of the rocker switch, so it has the function of waterproof.
  4. The lamp of the 12V rocker switch light is LED(③), it can achieve a variety of colors, such as red, yellow, green, blue, white, etc. Among them, the red rocker switch is the most popular in China.
  5. The voltage of the 4pins 12 V rocker switch can be changed by changing the size of the resistance value, so the product can achieve a variety of voltages, such as 3V, 12V, 24V, 110V, 120V, 220V, etc. 120V rocker switch is the most popular in America.
  6. The current of the white 12V rocker switch is 30AMP, the middle and side pins of the draw bored both adopt purple copper material(⑩), the silver point is 4MM40 silk. If the machinery equipment’s power is below 4000W, you can use the 30 AMP rocker switch directly.
  7. The base of the 12V on off rocker switch is yellow and adopts nylon double material, its temperature resistance can reach 260 degrees, so ensure the use of high current and high-power products.
12V rocker switch

Type of ship type 12v rocker switch:

12V rocker switch is often used as the power switch of electronic equipment. Its contacts are divided into SPDT and DPDT.

Single pole single throw: 1 dynamic contact and 1 static contact. There is only one channel. This type of switch is relatively simple. It used to be used a lot, but now it’s basically not used.

SPDT: one moving contact and two static contacts (static contacts on both sides can be connected respectively), but there are two static contacts, which can be connected with static contacts on both sides respectively.

Double pole single throw: two dynamic contacts and two static contacts, with two channels. Double pole single throw 12V rocker switch has two dynamic contacts and two static contacts respectively, which is one more channel than single pole single throw switch.

DPDT:2 moving contacts and 4 static contacts, 4 channels (2 static contacts on both sides can be connected respectively)
Our model is double pole single throw or double pole double throw


The common problems of the 12V rocker switch

1. The ear buckle of the rocker switch often breaks off.

The reason why the ear buckle of the rocker switch is easy to break is that many people adopt old plastic to produce rocker switch’s base.

If you want to solve this problem, please use the latest quality plastic to produce it.


2. The rocker switch is often burned out or the plastic is melted away.

There are two reasons for design and material, whether the rocker switch’s pin is purple copper or silver point.

When the current is large, it will be greater in instant contact, then the spark will generate heat.

Metal materials can heat up and cause the plastic to melt away if the material is of low quality.

How to wire a 12V rocker switch?

The wiring way of the 4 pins waterproof 12V rocker switch is that the two side pins are connected with the power’s positive and negative poles, the lamp pins are connected with the device.

When pressing the 12V rocker switch, the key brights up and the device starts up. Press the switch again, the LED is off and the device is off. The switch is not always bright in this connection way.


What is a 12V rocker switch?

The 12V rocker switch means that the product is installed on the panel, then connect to the device.

If the product is 12V light rocker switch, turn on the 12V voltage, the light will bright up and the machine will also start. The switch will burn out if the voltage is much large than 12V.

12V rocker switch

Where are the 4 pins 12V rocker switch used?

The 12V rocker switch is used for water dispensers, treadmills, computer speakers, battery cars, motorcycles, ion TVs, coffee machines, power boards, massage machines, etc. It is mainly used for household appliances.

The power switch of the electrical appliances used in our lives is basically a 12v rocker switch.

Because the application range of the 12v rocker switch is so wide, these are mainly determined by its characteristics, mainly because it does bring great convenience to our daily life, and it is extremely simple to use and has a relatively high safety factor. This is a very important reason.

Rocker switch application

The advantages of the 12V rocker switch of Filn?

  1. There is no MOQ, you can purchase the 12V waterproof product from one piece.
  2. The 30A rocker switch had passed the certifications of UL, CE, ROSH, it can be sold in the US area.
  3. The product can achieve a variety of voltages, such as 125V rocker switch, 110V rocker switch, 12V rocker switch, etc.
  4. Filn has 15 years of overseas sales experience about rocker switches and is familiar with foreign trade processes in various countries.
  5. Filn has a professional production team, with an automated rocker switch production line, the 10,000 pieces of products will be completed within 7 days.
  6. They can provide a complete solution for a rocker switch.
  7. The warranty period of the 4 pins 12V 30A waterproof is 5 years, Filn will change the problem product free of charge during the guarantee period.
Inside the rocker switch

How can i buy the 12V rocker switch?

50 pieces of the 4 pins 12V rocker switch are paced in one box, 1000 pieces are packed in one carton. The weight of 50 pieces is 1.5KG. If you need a small amount of this product, you can place an order at directly.

If you want to custom the rocker switch, you can list your requirements, such as the color and voltage of the 110V rocker switch. Our email address is

Indicator light certification

Filn has 20 years of experience in rocker light switch producing and also has a professional R&D team.

They can customize the rocker switch scheme for you within 24 hours. Filn also has over 10 years of overseas sales experience, so they can communicate and solve international trade problems.

If you have any questions regarding the rocker switch, please contact us, our email address is

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