Several manufacturers, including Ruisen, Hshuayi, TE Connectivity, and RHI Electric, produce silicone protective covers for busbar connector boxes suitable for high and low voltage applications.

Key Manufacturers and Suppliers

1. Ruisen Ruise manufactures slot button type silicone rubber busbar joint boxes in various shapes such as T-Type, L-Type, and I-Type. These covers are made from high-quality silicone rubber and radiation-crosslinked polyolefin, providing excellent insulation, anti-corrosion, and mechanical protection. They are suitable for voltage levels from 1 kV to 35 kV and can be customized in color, size, and thickness for specific applications . 2. Hshuayi Hshuayi produces Silicone Rubber Busbar Boxes designed for electrical insulation and protection. Their products are suitable for 1 kV, 10 kV, and 35 kV voltage grades and come in multiple shapes (I, T, L). The covers offer electrical insulation, rust prevention, mechanical protection, and reduced phase spacing. Hshuayi emphasizes quality with ISO9001, ISO14001, and OHSAS18001 certifications, and their products are reusable and easy to install . 3. TE Connectivity TE Connectivity offers Raychem BMOD cold-applied busbar insulation covers for low and medium voltage applications up to 36 kV. These covers provide flashover protection, are reusable, and can be installed in confined spaces. They are suitable for bare busbars, switchgear connections, and substations, with easy push-fit latches for retrofitting . 4. RHI Electric RHI Electric supplies durable busbar covers that provide insulation, protection, and safety for electrical systems. Their products are designed to extend the lifespan of busbars in demanding environments and ensure safe operation .

Product Features to Consider

• Voltage Rating: Ensure the cover matches the busbar voltage (1 kV to 36 kV).
• Material: Silicone rubber or radiation-crosslinked polyolefin for insulation, UV resistance, and chemical stability.
• Shape and Size: I, T, L, or custom shapes to fit specific busbar configurations.
• Installation Type: Heat shrink, cold shrink, or push-on caps depending on ease of installation and reusability.
• Customization: Color coding, thickness, and mechanical properties for specific applications. These manufacturers provide a range of options for industrial, substation, and electrical distribution applications, ensuring both safety and durability.