Modern battery packs require effective pressure equalization, reliable environmental sealing, and rapid pressure relief to maintain long-term safety and operational reliability. Temperature fluctuations, condensation, and abnormal pressure buildup can compromise enclosure integrity and shorten seal life.

MILVENT battery pack protective vent valves combine IP66, IP67, and IP68 waterproof protection, breathable pressure equalization, and rapid pressure release under abnormal conditions to help protect battery enclosures from moisture, contaminants, and excessive internal pressure. Their compact threaded design simplifies installation while reducing the need for conventional breather plugs.

Designed for EV battery packs and other sealed battery systems, these vent valves help prevent condensation, extend seal life, and improve enclosure reliability. Backed by precision manufacturing, application expertise, and custom enclosure protection solutions, MILVENT supports OEM customers in developing safer and more reliable battery systems.

Key Features

• Battery Pack Protective Vent Valve
• Pressure Equalization
• Rapid Pressure Relief
• IP66 / IP67 / IP68 Protection
• Breathable Waterproof Design
• Condensation Prevention
• Contaminant Protection
• OEM Engineering Support

Key Specifications

• Thread Size: M20 × 1.5
• Material: PA6
• Protection Rating: IP66 / IP67 / IP68
• Function: Pressure Equalization & Rapid Pressure Relief
• Design: Breathable Waterproof Vent
• Application: Battery Pack Protection

Applications

• Electric Vehicle Battery Packs
• Energy Storage Systems
• Battery Enclosures
• Power Battery Systems
• Outdoor Electrical Enclosures
• OEM Battery Equipment

Company Capability

MILVENT specializes in enclosure protection, pressure equalization, and venting solutions for battery systems and outdoor equipment. With precision manufacturing and application expertise, we provide customized vent solutions that help OEM customers improve enclosure safety, reduce condensation, and extend equipment service life.