Energy storage battery sealing cover picture

How to choose a battery cover seal?

The customer’s individual requirements on the serviceability of the battery are de-cisive for selecting the cover seal. If fre-quent service is expected, the cover can be mechanically fastened with a foam or elastomer seal. The seal should firmly ad-here to the lid and have a good compres-sion set.

How does a battery housing seal work?

When the battery housing cover is screwed on, the elastic cell structure of the foam seal is compressed. This provides the sealing function of the housing seal - the battery housing is tight. The high resilience of the foam seal allows the components to be opened and reclosed repeatedly for maintenance purposes without the tightness deteriorating.

Why should a battery housing be sealed?

To prolong the life of these innovative batteries and improve reliability and safety, the battery housing must be properly sealed to protect against vibration and extreme environmental conditions. With its Sonderhoff brand, Henkel has many years of experience in sealing battery housings.

How to seal a battery?

The seal should firmly ad-here to the lid and have a good compres-sion set. Various technologies are avail-able to achieve this. Among them: me-chanically foamed polyurethanes or two component silicones, such as elastomers or foams. If the battery is only rarely opened or not at all, adhesive are possible solutions.

Do EVs batteries need to be sealed?

EVS Battery Pack Sealing Structure Analysis As the output voltage of a pure EVS power battery pack can reach 200V or more, it is essential to ensure that the battery box is properly sealed and waterproof to prevent water ingress and subsequent short circuits. To meet this requirement, the battery box must comply with IP67 standards.

Why do you need a battery seal?

Battery systems are crucial for continuous operation when ordinary power supply is not available. Reliability and performance are therefore key throughout the lifecycle of the systems. Roxtec seals provide excellent cable protection and cable retention to prevent damage and faults.