Jiangsu Profile
Product List
21031. U550BP High Voltage Disc Toughened Glass Insulator for Power Transmission 
[Apr 02, 2026]
[Apr 02, 2026] Our premium glass material delivers outstanding dielectric properties, effectively resisting electrical discharges and maintaining stable insulation performance even in polluted or humid environments, thus reducing the ...
Company: Nanjing Rainbow Electric Co., Ltd.
21032. 210kN High Hydrophobicity RTV Coating Glass Insulator for Harsh Environment [Apr 02, 2026]
[Apr 02, 2026] The product is assembled by cap,toughened glass shell and pin using cement. It is used for insulation and suspending conductors on high voltage ultra high voltage and extra high voltage AC and DC transmission lines. It ...
Company: Nanjing Rainbow Electric Co., Ltd.
21033. U400B Disc Type Toughened Glass Insulator for Overhead Transmission Lines [Apr 02, 2026]
[Apr 02, 2026] The product is assembled by cap,toughened glass shell and pin using cement. It is used for insulation and suspending conductors on high voltage ultra high voltage and extra high voltage AC and DC transmission lines. It ...
Company: Nanjing Rainbow Electric Co., Ltd.
21034. U160BS Standard Suspension Type Glass Insulator for Overhead Transmission Lines [Apr 02, 2026]
[Apr 02, 2026] The product is assembled by cap,toughened glass shell and pin using cement. It is used for insulation and suspending conductors on high voltage ultra high voltage and extra high voltage AC and DC transmission lines. It ...
Company: Nanjing Rainbow Electric Co., Ltd.
21035. U210B Ball and Socket Type Glass Insulator for Efficient Transmission Lines [Apr 02, 2026]
[Apr 02, 2026] The product is assembled by cap,toughened glass shell and pin using cement. It is used for insulation and suspending conductors on high voltage ultra high voltage and extra high voltage AC and DC transmission lines. It ...
Company: Nanjing Rainbow Electric Co., Ltd.
21036. 160kN Customizable for Various Voltage Grades Disc Glass Insulators [Apr 02, 2026]
[Apr 02, 2026] Glass Insulator Our premium glass material delivers outstanding dielectric properties, effectively resisting electrical discharges and maintaining stable insulation performance even in polluted or humid environments, ...
Company: Nanjing Rainbow Electric Co., Ltd.
21037. IEC Standard U120BP Anti Fog Toughened Glass Insulator with RTV Coating [Apr 02, 2026]
[Apr 02, 2026] Applying RTV silicone coating to glass insulator delivers multiple practical benefits for high-voltage electrical systems. Firstly, it forms a smooth, hydrohobic protective layer that repels moisture, dust, salt mist ...
Company: Nanjing Rainbow Electric Co., Ltd.
21038. 400kN Red RTV Coated with Silicone Rubber Disc Glass Insulator [Apr 02, 2026]
[Apr 02, 2026] The product is assembled by cap,toughened glass shell and pin using cement. It is used for insulation and suspending conductors on high voltage ultra high voltage and extra high voltage AC and DC transmission lines. It ...
Company: Nanjing Rainbow Electric Co., Ltd.
21039. High Voltage 550kN Toughened Disc Glass Insulator for Transmission Tower [Apr 02, 2026]
[Apr 02, 2026] Glass Insulator Our premium glass material delivers outstanding dielectric properties, effectively resisting electrical discharges and maintaining stable insulation performance even in polluted or humid environments, ...
Company: Nanjing Rainbow Electric Co., Ltd.
21040. 100kN High Voltage Electrical Insulation Disc Tempered Glass Insulator [Apr 02, 2026]
[Apr 02, 2026] Glass Insulator Our premium glass material delivers outstanding dielectric properties, effectively resisting electrical discharges and maintaining stable insulation performance even in polluted or humid environments, ...
Company: Nanjing Rainbow Electric Co., Ltd.
21041. 70kN Ball and Socket Coupling Standard Type Glass Insulator for Power Transmission [Apr 02, 2026]
[Apr 02, 2026] The product is assembled by cap,toughened glass shell and pin using cement. It is used for insulation and suspending conductors on high voltage ultra high voltage and extra high voltage AC and DC transmission lines. It ...
Company: Nanjing Rainbow Electric Co., Ltd.
21042. U70BL Long Service Life Glass Insulator for Electric Utility Infrastructure [Apr 02, 2026]
[Apr 02, 2026] The product is assembled by cap,toughened glass shell and pin using cement. It is used for insulation and suspending conductors on high voltage ultra high voltage and extra high voltage AC and DC transmission lines. It ...
Company: Nanjing Rainbow Electric Co., Ltd.
21043. U100BS Good Quality Anti-Ice Toughened Glass Insulator for Extremely Cold Regions [Apr 02, 2026]
[Apr 02, 2026] Glass Insulator The product is assembled by cap,toughened glass shell and pin using cement. It is used for insulation and suspending conductors on high voltage ultra high voltage and extra high voltage AC and DC ...
Company: Nanjing Rainbow Electric Co., Ltd.
21044. 120kN High Voltage Glass Insulator for Global Electrical Distribution [Apr 02, 2026]
[Apr 02, 2026] The product is assembled by cap,toughened glass shell and pin using cement. It is used for insulation and suspending conductors on high voltage ultra high voltage and extra high voltage AC and DC transmission lines. It ...
Company: Nanjing Rainbow Electric Co., Ltd.
21045. 70kN Durable Glass Insulator for Worldwide Electrical Power System [Apr 02, 2026]
[Apr 02, 2026] Our premium glass material delivers outstanding dielectric properties, effectively resisting electrical discharges and maintaining stable insulation performance even in polluted or humid environments, thus reducing the ...
Company: Nanjing Rainbow Electric Co., Ltd.
