Pride in simpler, safer li-ion batteries

Robust, customizable pressure relief solutions that improve lithium-ion battery safety and support custom battery design

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Safe. Accurate. Space-saving.

OE Lion offers a range of precision-engineered, custom solutions designed to handle the varied and often challenging environments in which lithium-ion batteries operate in electric and hybrid vehicles

1. Metal Discs

Robust discs enable compliance with safety regulations while offering fast, accurate, full-bore opening at low pressures.

Battery Design Isn’t One-Size-Fits-All

Meticulously crafted with users in mind, OE Lion’s wide range of design options ensures you find the perfect solution for your application.

Low to Very Low Pressures

Minimum burst pressures as low as 1 psig/0.07 barg

Minimal Footprint

Low-profile and very small rupture discs overcome space constraints and enable easy integration

Design Flexibility

Vent through ductwork, exhaust systems or piping, or direct to atmosphere

Highly cost effective

We work collaboratively to create customized and cost-effective solutions

In-house Design and Engineering Support

Specialist solutions for specialist environments, from a small team of experts

Your Partner in Lithium-Ion Battery Safety

Explore the best solutions for your custom battery design project and uncover the most efficient way of integrating pressure safety.

Lithium-Ion Battery Safety (Lion-Gard)

Versatile, solid metal disc for li-ion batteries. Lion-Gard offers a range of sizes, pressures and disc profiles for custom design requirements.

Lithium-Ion Battery Safety (Lion PLR)

The PLR for lithium-ion battery safety is a metal reverse buckling rupture disc designed for very low pressures.

Lithium-Ion Battery Safety (Lion Flat Comp)

The ultra-low profile flat composite disc offers versatile, fast, accurate and reliable pressure relief for lithium-ion battery packs and enclosures.

Lithium-Ion Battery Safety (Dual-Gard)

Dual-Gard combines pressure equalization and full-bore pressure relief into a single device

Lithium-Ion Battery Safety (PRO-LP)

The PRO-LP combines fast, accurate, reliable opening with an ultra low-profile, holderless design for confidence in a safer, cleaner lithium-ion battery design.