Waterproof Car Door Lock micro switch G306B
Blockage current: 1A Max.
Working current(no load): 0.3A Max.
Operating Temperature:-40℃~+85℃
Protection Level:IP67
IP level:IP67
Service Life:60,000 cycles
Function/Circuit:SPDT (or SPST-NO, NC for option)
Lever Type:Straight Lever or without Lever
Operating Force:150gf max
Terminal Type:Solder Terminal, PCB Terminal, etc
Certification:Rosh Reach ENEC
Application:Home Appliance, Car Door Lock
Product Name:Car Door Lock Micro Swich
Rating:0.3A 30VDC
As a car door lock micro switch, the G306B plays a crucial role. By detecting the door's closed state, it helps the car lock system achieve functions such as automatic locking, unlocking, and headlight linkage. Due to its high contact reliability, it maintains extremely stable performance even after repeated switching operations, effectively avoiding mechanical failure. Furthermore, with a temperature range from -40℃ to +85℃, its precise triggering allows drivers to enjoy a smooth door operation experience regardless of the temperature.
In addition, the G306B offers multiple terminal types, including PCB terminals and soldered terminals, allowing for flexible selection based on the needs of different car models. These terminal types are adapted to minute loads, providing efficient and reliable electrical connections for automotive electronic systems, ensuring circuit stability and long service life. Its 60,000-cycle lifespan makes it suitable for the harsh operating environments of various automotive electronic devices.Overall, the G306B is meticulously designed by micro switch manufacturers, offering superior waterproofing, durability, and stability in automotive electronics and door locking systems, perfectly meeting the intelligent needs of modern vehicles.
◆ Global safety certifications
◆ Compact 3-pin switch, with operating wheel available
◆ Can be fitted with a lock cover, operable on various operating bodies such as cams
◆ Contact force is independent of operating stroke
◆ High contact reliability switch suitable for small loads
◆ Long-stroke sealed switch (IP67) combining high reliability and environmental resistance
◆ Silent sliding contact structure
◆ Widely used in household appliances, electronic equipment, automation equipment, communication equipment, automotive electronics, instruments, power tools, and other fields.




| Allowable operating frequency | 12VDC 200ms operating time/2s operating pause |
| Blockage current | 1A Max. |
| Working current(no load) | 0.3A Max. |
| Insulation Resistance(at 500VDC) | 100MΩ Min. |
| Lock pin rotation angle | 45° |
| Dielectric Strength | AC 500V |
| Working temperature | -40℃~+85℃ |
| Desctructive force of lock rod | 200V Min. |
| Work execution time | 200ms |
| Lock rod torque | 15N Min. |
| Service Life | 60,000 cycles |
| Waterproof grade | IP67 |
| Use humidity | 45%RH - 85%RH |



In automotive door locks, the G306B is responsible for detecting the open or closed position of the door, enabling functions such as door locking, headlight activation, and alarm system activation/deactivation. Its sensitive triggering mechanism provides precise signals during door opening and closing, enhancing security and user experience. This switch is easily compatible with both traditional mechanical door locks and door modules with intelligent control units.
Furthermore, the G306B offers various terminal types (such as soldered terminals and PCB terminals), allowing automakers to flexibly select the appropriate type based on different door lock structures or wiring harness layouts, making vehicle assembly easier and more compatible. Overall, this micro switch provides a durable, waterproof, and stable professional-grade solution for automotive door lock systems.
FAQS
Who are we?
We are based in Guangdong, China, start from 2007,sell to Domestic Market(60.00%),Southern Europe(14.00%),NorthAmerica(13.00%),Southeast Asia(8.00%),Western Europe(3.00%),Northern Europe(2.00%). There are total about 301-500 people in our office.
How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment.
What can you buy from us?
We have a wide range of products and a large amount of stock in stock, such as Micro Switch; Automotive switches; Waterproof switches; Pressure switches; Mechanical keyboard switches.With independent research and development laboratory, we can provide customized services according to your needs.
Why should you buy from us not from other suppliers?
Factory ISO9001 & IATF16949 qualified Products are produced & tested by automatics;
Own team designed and assembled automatic machines ;
Awarded as National Innovative Technology ;
Company authorized over 100 Patents.
What services can we provide?
Accepted Delivery Terms: FOB,EXW,FCA,Express Delivery;
Accepted Payment Currency: USD, HKD, CNY;
Accepted Payment Type: T/T,Western Union,Cash;
Language Spoken:English,Chinese.



