XINXIA-TB20WO-E Waterproof Breathable Vent Membrane for Automotive & Consumer Electronics

High-Performance ePTFE Vent Membrane with IP68 Protection

The XINXIA-TB20WO-E Automotive & Electronics Vent Membrane is a premium ePTFE oleophobic and hydrophobic breathable membrane designed for applications that require reliable pressure equalization, waterproof protection, dust resistance, and long-term durability.

Built with PTFE / PET fabric construction, this vent membrane delivers high airflow, strong water entry pressure, and excellent moisture vapor transmission, making it an ideal solution for automotive motors, automotive electronic modules, consumer electronics, sensors, battery housings, lighting systems, and sealed enclosures.

If you are looking for a dependable waterproof vent membrane supplier for automotive and electronic products, XINXIA-TB20WO-E offers an excellent balance of protection, breathability, and production compatibility.

Product Description

The XINXIA-TB20WO-E vent membrane is engineered to protect sensitive components from water, dust, and external contaminants while allowing air and water vapor to pass through. This helps reduce internal pressure buildup caused by temperature fluctuations, altitude changes, and sealed enclosure conditions, improving the reliability and service life of automotive and electronic products.

Made from PTFE / PET fabric with oleophobic and hydrophobic surface properties, this membrane is designed for applications where both liquid resistance and stable venting performance are essential. With typical airflow of 2000 ml/min/cm² @ 7KPa, water entry pressure above 80 KPa, and IP68 protection, it provides dependable waterproof and breathable performance in demanding environments.

Its thin profile of 0.12 ± 0.05 mm supports compact product design, while interlayer bonding strength above 2 N/inch helps ensure stable assembly and long-term durability.

Key Features & Benefits

1. IP68 Waterproof Protection

Provides strong protection against water and dust ingress, helping improve enclosure safety and long-term reliability.

2. High Airflow for Fast Pressure Equalization

With minimum airflow >1300 ml/min/cm² and typical airflow 2000 ml/min/cm² @ 7KPa, the membrane enables efficient pressure balancing.

3. Strong Water Entry Pressure

>80 KPa for 30 seconds offers a high liquid barrier, making it suitable for demanding automotive and electronics applications.

4. Oleophobic & Hydrophobic Surface

Helps resist water and contaminants, supporting stable protection in harsh environments.

5. Excellent Moisture Vapor Transmission

WVTR >5000 g/m²/24h helps reduce internal condensation and moisture buildup inside sealed housings.

6. Thin Yet Durable Structure

With a thickness of 0.12 ± 0.05 mm, the membrane is easy to integrate into compact product designs.

7. Strong Bonding Performance

Interlayer bonding strength of >2 N/inch supports reliable lamination and long-term structural stability.

8. Wide Operating Temperature Range

Operates from -40°C to 125°C, suitable for automotive electronics and outdoor consumer devices.

9. Compliant Material Solution

Meets ROHS requirements and is PFOA & PFOS free, supporting global environmental compliance needs.

Why Choose Our Vent Membrane

Professional Waterproof Breathable Membrane Manufacturer

We focus on venting and sealing materials for automotive, electronics, packaging, and industrial applications.

Stable Product Quality

Our membranes are manufactured under strict quality control to ensure consistency in airflow, waterproof performance, thickness, and bonding strength.

OEM / ODM Support

We support customized development based on your enclosure design, installation method, and end-use environment.

Automotive & Electronics Application Experience

We understand the key performance requirements of sealed housings, including waterproofing, pressure balancing, and moisture management.

Fast Response for Global Buyers

We provide quick quotation, sample support, and stable production capacity for export markets.

Applications

The XINXIA-TB20WO-E waterproof breathable membrane is suitable for:

• Automotive motors
• Automotive sensors
• Automotive lighting systems
• Electronic control units
• Battery housings and battery packs
• Consumer electronics enclosures
• Portable smart devices
• Outdoor electronic equipment
• Camera modules
• Communication devices
• Industrial electronic housings

Technical Specifications

Product Advantages for Your Customers

For Automotive Applications

• Helps protect motors and electronic modules from rain, splash water, dust, and pressure changes
• Supports stable enclosure venting under temperature fluctuations
• Suitable for compact and sealed automotive systems

For Consumer Electronics

• Helps reduce condensation risk inside sealed housings
• Supports waterproof yet breathable device design
• Suitable for portable, outdoor, and smart electronic products

For OEM Manufacturers

• Easy to integrate into vent assemblies and housing structures
• Stable quality supports consistent mass production
• Suitable for customized waterproof breathable membrane solutions

FAQ

Q1: What is the main function of XINXIA-TB20WO-E vent membrane?

A: It allows air and water vapor to pass through while helping block water and dust, supporting pressure equalization and enclosure protection.

Q2: Is this membrane suitable for automotive applications?

A: Yes. It is designed for automotive and electronics applications, including automotive motors, with IP68 protection and a working temperature range of -40°C to 125°C.

Q3: What makes this membrane suitable for consumer electronics?

A: Its thin structure, high airflow, strong water entry pressure, and excellent moisture vapor transmission make it suitable for compact sealed devices.

Q4: Does this membrane provide waterproof performance?

A: Yes. It offers IP68 protection and water entry pressure above 80 KPa, helping prevent water ingress in demanding environments.

Q5: Can it help reduce condensation inside enclosures?

A: Yes. With WVTR >5000 g/m²/24h, it helps release moisture vapor and reduce internal condensation buildup.

Q6: Is the membrane environmentally compliant?

A: Yes. It meets ROHS requirements and is PFOA & PFOS free.

Q7: Can you support OEM customization?

A: Yes. We support OEM projects based on your application, structure, and assembly requirements.

Inquiry Call to Action

Looking for a reliable waterproof breathable membrane manufacturer for automotive or consumer electronics projects?

Send us your application details, drawings, or technical requirements, and we will recommend the right vent membrane solution for your project.

Contact us now for samples, pricing, and OEM support.

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