China Factory Suppliers M5 Vent Plugs - Waterproof Plastic Pressure Release Snap-in Vent Plug
Product Description
Outdoor cabinets are continuously exposed to harsh environments such as heavy rain, dust, sand, and high winds. Under changing environmental conditions, pressure builds up within a sealed cabinet, putting stress on the seals. Over time, pressure can cause seals to fail, allowing water, corrosive liquids, salts, and particles to enter the cabinet and damage the electronics inside. Protective vents are the leading solution for protecting sensitive electronic equipment. Guard vents equalize pressure and reduce condensation by allowing air to move freely in and out of sealed cabinets. At the same time, they provide a long-lasting barrier to protect electronic devices from contamination. The result is improved reliability, safety and product life of sealed electronic devices.
Waterproof breathing valve is also called a high air permeability respirator. The waterproof breathing valve product uses EPTFE waterproof and breathable membrane and is produced through multiple special processes. It is now widely used in automotive new energy battery packs, automotive ECUs, automotive motors, outdoor communication cabinets, Products such as outdoor fans, LED outdoor lamps, combiner boxes, ODF boxes, electrical box control cabinets, etc. need to be waterproof, breathable and pressure balanced.
Features of sticky air shield breathable membrane
- Materials include white or black ePTFE membranes, woven materials, nonwoven materials and extruded materials such as nylon, polyester, polypropylene and polyester/polyethylene;
- Efficient particle removal;
- Venting and pressure balancing;
- Resistant to water, oil and other liquids;
- IP ratings range from IP44 to IP67/IP68, IP69K;
- Continuous operating temperature: -40° to 260°C;
- Ease of application and device integration;
- Available with adhesive and non-adhesive vents;
- Available in standard and custom sizes and shapes.
Product Diagram
Product Properties
| PHYSICAL PROPERTIES | REFERED TEST STANDARD | UNIT | TYPICAL DATA |
| Valve Color | / | / | Black |
| Valve Material | / | / | PC |
| Seal ring Color | / | / | Red |
| Seal ring Material | / | / | Silicone Rubber |
| Membrane Construction | / | / | PTFE/PET non-woven |
| Membrane Surface Property | / | / | Hydrophobic & Oleophobic |
| Typical Air Flow Rate | ASTM D737 | ml/min @ 7KPa | 200 |
| Water Entry Pressure | ASTM D751 | KPa dwell 30 sec | ≥150 |
| IP Grade | IEC 60529 | / | IP67/IP68 |
| Moisture Vapor Transmission | ASTM E96 | g/m²/24h | >5000 |
| Service Temperature | IEC 60068-2-14 | ℃ | -40℃~150℃ |
| ROHS | IEC 62321 | / | Meet ROHS Requirements |
| PFOA & PFOS | US EPA 3550C & US EPA 8321B | / | PFOA & PFOS Free |
Installation Recommendation
Recommended Installation Dimensions
Application
AYN® Snap-In Breathable Valve effectively equalize pressure and reduce condensation in sealed enclosures, while keeping out solid and liquid contaminants. ZZPIP® Snap-In Vent Valve is used to protect Automotive sensitive control units, sensors/actuators, motors and hybrid/electric component.
Shelf Life
Shelf life is 5 years from the date of receipt for this product as long as this product is stored in its original packaging in an environment below 80° F (27° C) and 60% RH.
Frequently Asked Questions (FAQ)
Q: What is the primary function of the waterproof breathing valve?
The waterproof breathing valve equalizes pressure and reduces condensation in sealed enclosures by allowing air to flow freely while preventing water, dust, salts, and other contaminants from entering.
Q: What materials are used in the construction of the breathable membrane?
The membrane construction utilizes hydrophobic and oleophobic PTFE/PET non-woven materials, designed to offer high resistance to water, oil, and other liquids.
Q: What IP ratings do these snap-in vent valves achieve?
These vent valves meet high-standard ingress protection ratings, ranging from IP44 to IP67/IP68 and IP69K, ensuring robust protection against solids and liquids.
Q: What is the operating temperature range for the vent valve?
The valve has a service temperature range of -40°C to 150°C, with the continuous operating limit of the raw membrane materials reaching up to 260°C.
Q: Where are these snap-in breathable valves typically applied?
They are widely applied in automotive new energy battery packs, automotive ECUs, motors, outdoor communication cabinets, LED outdoor lamps, combiner boxes, and electrical control cabinets.
Q: How long is the shelf life of this product and how should it be stored?
The shelf life is 5 years from the date of receipt, provided the product is kept in its original packaging in an environment below 27°C (80°F) and 60% relative humidity.