Metal Waterproof Breather Valve
The metal waterproof and breathable valve is an innovative product in modern industry that integrates materials science, precision machining, and the principles of fluid mechanics. This seemingly ordinary component is actually the key to ensuring the reliable operation of numerous devices.
The core technology of this product lies in its unique micro-porous structure design. Through advanced etching processes, uniformly distributed micron-sized pores are processed on ultra-thin metal sheets. The size of these pores is precisely calculated to effectively block liquid water molecules while allowing gases to pass through freely. This design perfectly balances the dual requirements of waterproofing and breathability, demonstrating the ingenuity of engineering design.
In the field of consumer electronics, the application of metal waterproof and breathable valves is becoming increasingly widespread. From smartphones to wearable devices, it provides users with reliable waterproof protection while ensuring the balance of the internal air pressure of the devices. This protection mechanism not only enhances the durability of the products but also makes it possible to design thinner, lighter, and more stylish electronic products.
Material innovation has brought new development opportunities for metal waterproof and breathable valves. The application of new shape memory alloys enables the valves to automatically adjust the size of the pores according to the ambient temperature, achieving more intelligent protection. The introduction of graphene coatings further enhances the waterproof performance and durability of the valves.
In the future, with the development of 5G technology and the Internet of Things, intelligent metal waterproof and breathable valves will become the trend. Intelligent valves integrated with environmental sensors can monitor and automatically adjust the internal environment of the devices in real time, providing more comprehensive protection for precision electronic devices. This innovation will drive consumer electronics products towards a more intelligent and reliable direction of development.
Product dimension

Ø | H | L | L1 | MP |
10 | 9 | 29.5 | 11 | M4*0.7 |
Product parameters
Air permeability | 3ml/min atp=1KPa |
Water blocking pressure | -120mbar(>1M) |
Applicable temperature | -50℃~150℃ |
Protection level | IP68 or IP67 |
Application Scope of Waterproof Breathable Valves
Automotive Industry
Consumer Electronics
Medical Equipment
New Energy Field
Industrial Equipment
Outdoor Lighting
Aerospace
Ocean Engineering
Home Appliances
Security Equipment