Jiangsu Profile
Product List
1246. U210B Ball and Socket Type Glass Insulator for Efficient Transmission Lines 
[Jul 22, 2026]
[Jul 22, 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.
1247. U530B Excellent Dielectric Performance Tempered Glass Insulator for Power Transmission Lines [Jul 22, 2026]
[Jul 22, 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.
1248. 100kN Toughened Glass Insulator for Power Transmission Line [Jul 22, 2026]
[Jul 22, 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.
1249. 120kN Stable Power Supply Glass Insulators for Overhead Transmission Lines [Jul 22, 2026]
[Jul 22, 2026] Nanjing Rainbow Electric Co., Ltd was established in 2002 which focuses on electrical materials production, marketing, services and logistics. We are one of leading transformer components and insulators manufacturer in ...
Company: Nanjing Rainbow Electric Co., Ltd.
1250. 210kN High Voltage Suspension Type Glass Insulator for Railway Power System [Jul 22, 2026]
[Jul 22, 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.
1251. IEC Standard U120BP Anti Fog Toughened Glass Insulator with RTV Coating [Jul 22, 2026]
[Jul 22, 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.
1252. 160kN Ball and Socket Type Glass Insultor for High Voltage Power Transmission [Jul 22, 2026]
[Jul 22, 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.
1253. 210kN High Voltage Glass Insulator for Electrical Substation [Jul 22, 2026]
[Jul 22, 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.
1254. High Voltage 400kN Toughened Glass Disc Insulator for Transmission Line [Jul 22, 2026]
[Jul 22, 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.
1255. 40kN Ensure Stable Power Supply Standard Type Toughened Glass Insulator [Jul 22, 2026]
[Jul 22, 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.
1256. U530B Ball and Socket Type Toughened Glass Insulator for High Voltage Transmission [Jul 22, 2026]
[Jul 22, 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.
1257. U210B Anti-Sandstorm Direct Current Toughened Glass Insulator with IEC Standrad [Jul 22, 2026]
[Jul 22, 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.
1258. 120kN Toughened Glass Insulator for Overhead Transmission Lines [Jul 22, 2026]
[Jul 22, 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.
1259. U70BS Premium Glass Insulator Weather Resistant for Overhead Power Lines [Jul 22, 2026]
[Jul 22, 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.
1260. U120B Replacement Durable Glass Insulator for Upgrades in Aging Grid Networks [Jul 22, 2026]
[Jul 22, 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.
