The Waterproof Connector Manufacturer!
Our company has two production bases in Kunshan and Wuhu. Our company was established in 2007. Since its founding, the company has been dedicated to the design, production, processing, and sales of ultra-high-precision micro-molds. After more than a decade of development, the company has a comprehensive suite of precision mold processing equipment, ultra-high-speed punching machines, and precision injection molding machines.
Why choose us
Experienced
With over 18 years of expertise in waterproof connectors and junction boxes, we provide reliable, high-quality solutions tailored to your needs.
Sales Market
For many years, we have served major international connector companies in Europe, the United States, and Japan.
Our certification
Waterproof connectors certified to ISO9001 standards, IP67/IP68 protection rating, reliable aviation connector quality.
Custom Solutions
Personalized waterproof connector and aviation connector customization for specialized application requirements.
|
Item Name |
M12 molded waterproof cable connector |
Connecting Code |
Molded with cable type |
|
Current Rating |
5~10A |
Operating Temperature |
-40℃--105℃ |
|
Operating Voltage |
125V-250V |
Wire OD |
4.0~6.0mm |
|
Mechanical Life |
1500 mating cycles |
Contact Pin Material |
Gold plated brass |
|
Contact Resistance |
≤5mΩ |
Shell Material |
Nylon(PA66) |
|
Contacts Numbers |
2pin, 3pin, 4pin,5pin,2+3pin |
Waterproof Level |
IP67/IP68 |
|
Cable Specification |
0.2mm2~1.5mm2 |
Certification |
CE/CQC/ROSH |
High Sealing Performance: The core lies in its sealing structure, which is typically achieved through silicone gaskets (O-rings), sealant, and special housing designs, effectively preventing the ingress of moisture and dust.
Environmental Resistance: In addition to waterproofing, it also features resistance to high and low temperatures, ultraviolet radiation (anti-aging), corrosion, and oil, making it suitable for various scenarios such as outdoor, industrial, and automotive environments.
Quick Connection
Most models adopt a “plug-in” or “threaded locking” design, allowing for rapid connection and disconnection of wires without welding or the use of complex tools, significantly improving installation and maintenance efficiency.
Safety and Reliability
It possesses good insulation properties and electrical performance, preventing electric shock risks. The robust locking structure can withstand vibration and pulling, ensuring long-term stable connections.
Standardization and Series
It typically offers multiple specifications such as 2-core, 3-core, and 4-core, as well as different current/voltage ratings, facilitating user selection based on specific requirements.
Common Waterproof IP Ratings for Connectors
|
IP Rating |
Solid Protection |
Liquid Protection |
Typical Use Cases |
|
IP54 |
Dust-protected (limited ingress) |
Splash water from any direction |
Indoor industrial, some outdoor enclosures |
|
IP65 |
Dust-tight |
Low-pressure water jets |
Outdoor equipment, washdown areas |
|
IP66 |
Dust-tight |
Powerful water jets |
Marine deck equipment, heavy industrial |
|
IP67 |
Dust-tight |
Temporary immersion (1m/30min) |
Automotive sensors, temporary submersion |
|
IP68 |
Dust-tight |
Continuous immersion (mfr-specified depth/duration) |
Underwater lights, submersible pumps |
|
IP69K |
Dust-tight |
High-pressure, high-temp washdown |
Food processing, sanitation-critical areas |

Marine & Offshore: Boats, yachts, shipboard systems, navigation lights, sonar, buoys, offshore platforms.
Automotive & Transportation: Under-hood components, sensors (ABS, fuel level), exterior lighting (LEDs), electric vehicles (battery connections, charging ports), trucks, buses, trains.
Outdoor Lighting: Street lights, landscape lighting, architectural lighting, signage.
Renewable Energy: Solar panel connections, wind turbine generators and controls, battery storage systems.
Medical Devices: Equipment requiring sterilization or used in wet environments.
Consumer Electronics: Outdoor cameras, drones, underwater lighting for pools, garden equipment.
Telecommunications: Outdoor cabinets, antenna connections, buried cable terminations.
Step-by-Step Installation Guide of Waterproof Connector
Start by turning off the electricity to the area where you will be working for safety.
Using cable strippers, strip the ends of the wires that will be connected, making sure to remove just enough insulation.
Insert the stripped wire into the appropriate end of the waterproof connector and use the crimping tool to secure it firmly.
If using heat shrink connectors, apply heat to the tubing until it shrinks tightly around the connection.
Once the connection is secure and sealed, wrap it with insulation tape for added protection, if desired.
Make sure everything is securely connected, then restore power to the system.
Packing Details
We will packing by professional export packing,safety against breakage, finally into the wooden cases/ carton/pallet or customized package.

Delivery Details
We can deliver by SEA,air,rail transportation,the China-Europe Railway Express etc. TNT, DHL,UPS, FEDEX, EMS,S.F EXPRESS etc.
FAQ
We're professional waterproof connector manufacturers and suppliers in China, providing high quality customized products with low price. If you're going to buy bulk waterproof connector made in China, welcome to get free sample from our factory.
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