3M Spacer Web 7820, 15 kV, 1 /Case is a moldable spacer material designed to separate and support conductors in electrical equipment, such as transformers, switchgear, and cable splices. It is made of a flexible, non-tracking, ozone-resistant silicone rubber that maintains its elasticity over a wide temperature range. Spacer Web 7820 is easy to install and can be conformed to various shapes, making it ideal for use in complex geometries. It is also resistant to moisture, chemicals, and UV radiation, ensuring long-lasting performance in demanding environments.