Jiangsu Profile
Product List
3811. 120kN Stable Power Supply Glass Insulators for Overhead Transmission Lines 
[Apr 02, 2026]
[Apr 02, 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.
3812. U160BS Excellent Arc Resistance Performance Toughend Disc 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.
3813. U530B Ball and Socket Type Toughened Glass Insulator for High Voltage Transmission [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.
3814. U210B Anti-Sandstorm Direct Current Toughened Glass Insulator with IEC Standrad [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.
3815. Wholesale U70BLP High Voltage Glass Insulator for Electrical Insulation [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.
3816. Connectors Metal Parts for DIN Transformer Bushing [Apr 02, 2026]
[Apr 02, 2026] Transformer Bushing Accessories List: 1- Porcelain Insulator, 2- Brass Bolt, 3- Brass Cap, 5- Sealing Ring, 6- Internal Gasket, 9- Brass Nuts, 10- Brass Washer, 11- Spring Washer. Company Profile Nanjing Rainbow ...
Company: Nanjing Rainbow Electric Co., Ltd.
3817. U70BS Premium Glass Insulator Weather Resistant for Overhead Power Lines [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.
3818. 3kV 250A DIN 42539 Solid Porcelain Transformer Bushing [Apr 02, 2026]
[Apr 02, 2026] EN and DIN Transformer Bushing: As a standard product we can offer both historical DIN standard bushings and the latest EN range of bushings, these product cover the requirements of distribution and power transformer ...
Company: Nanjing Rainbow Electric Co., Ltd.
3819. U40B High Voltage Wear-resistant Suspension Glass Insulator for Power Transmission [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.
3820. DIN/ANSI Standard Disc Suspension Porcelain Insulator for Transmission Lines [Apr 02, 2026]
[Apr 02, 2026] Our Porcelain Insulators are divided into line post porcelain insulator, cross arm porcelain insulator and long rod suspension insulator etc. Its voltage ranges from 10kV to 550kV, and we adhere strictly to IEC, ANSI ...
Company: Nanjing Rainbow Electric Co., Ltd.
3821. 20kV BS Approved Pin Type Porcelain Insulator for Electrical Installation [Apr 02, 2026]
[Apr 02, 2026] Our Porcelain Insulators are divided into line post porcelain insulator, cross arm porcelain insulator and long rod suspension insulator etc. Its voltage ranges from 10kV to 550kV, and we adhere strictly to IEC, ANSI ...
Company: Nanjing Rainbow Electric Co., Ltd.
3822. 210kN High Voltage Suspension Type Glass Insulator for Railway Power System [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.
3823. 6520 Class E Polyester Film Composite Insulation Paper for Electrical Insulation [Apr 02, 2026]
[Apr 02, 2026] Nanjing Rainbow Electric Co., Ltd was established in 2002 which focuses on electricalmaterials production, marketing, services and logistics. We are one of leading transformercomponents and insulators manufacturer in ...
Company: Nanjing Rainbow Electric Co., Ltd.
3824. U530B 530kN IEC Standard Glass Insulator for High Voltage Transmission Lines [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.
3825. C8-1050 252kV Solid Core Post Porcelain Insulator with IEC Standard [Apr 02, 2026]
[Apr 02, 2026] Nanjing Rainbow Electric Co.,Ltd manufactures a complete line of wet process porcelain line post insulators for application through 88 kV. All insulators are solid core wet process porcelain and are manufactured and ...
Company: Nanjing Rainbow Electric Co., Ltd.
