Jiangsu Profile
Product List
391. U70BS Glass Insulator 255*127*295 mm manufacturer in china 
[Jan 14, 2026]
[Jan 14, 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.
392. China Disc Insulator 11kv Glass Insulators [Jan 13, 2026]
[Jan 13, 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.
393. 66kv lEC Standard China Insulator Toughened Glass Insulator [Jan 13, 2026]
[Jan 13, 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.
394. Manufacturer U160BSP Suspension Glass Insulator with Zinc Sleeve for transmission line [Jan 13, 2026]
[Jan 13, 2026] Product Description Glass Insulator Toughened glass insulators are critical components in overhead power transmission and distribution networks.Their primary function is to electrically isolate live high-voltage ...
Company: Nanjing Rainbow Electric Co., Ltd.
395. 70kN 120kN 160kN Cap and Pin Type Suspension Toughened Glass Insulator [Jan 06, 2026]
[Jan 06, 2026] Product Description Molde ID Fig Electro mechanical failing load(kn) Nominal Diameter Nominal Height Nominal Creepage Distance Coupling Size (mm) Power-frequency (Wet) Lightning impulse withstand ...
Company: Nanjing Rainbow Electric Co., Ltd.
396. High Quality Cheap Price ANSI Standard Pin Type Porcelain Insulator 55-1 55-2 [Jan 05, 2026]
[Jan 05, 2026] Pin Type Porcelain Insulator ANSI Class 55-1 Technical Data Cantilever Strength kN 13 Main. Pin length mm 102 Creepage distance mm 102 Dry Arcing Distance mm 57 Low frequency flashover voltage, ...
Company: Nanjing Rainbow Electric Co., Ltd.
397. 100kN U100BL Standard Suspension Disc Glass Insulator Manufacturer [Jan 04, 2026]
[Jan 04, 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.
398. Hot Sale 40KN U40B/110mm Glass Suspension Insulator for Power Lines [Nov 07, 2025]
[Nov 07, 2025] Product Description U40B Tempered Glass Insulator High-Performance & Reliable Rated Load: 40KN (Kilonewton) - Superior mechanical strength for heavy-duty power lines. Type: U40B/110mm (Standard IEC/ANSI ...
Company: Nanjing Rainbow Electric Co., Ltd.
399. DIN/EN Standard Electric Porcelain Insulator [Mar 01, 2026]
[Mar 01, 2026] Type Type a (mm) b (mm) c (mm) e (mm) l1 (mm) weight (kg) Outdoor Indoor DT 10 NF 250 10N - 310 76 ca.60 85 371 4,5 DT 20 NI 250 - 20N 310 155 371 4,6 DT 20 NF ...
Company: Nanjing Rainbow Electric Co., Ltd.
400. IEC Standard High Voltage Porcelain Electric Porcelain Insulator [Mar 01, 2026]
[Mar 01, 2026] Type Type a (mm) b (mm) c (mm) e (mm) l1 (mm) weight (kg) Outdoor Indoor DT 10 NF 250 10N - 310 76 ca.60 85 371 4,5 DT 20 NI 250 - 20N 310 155 371 4,6 DT 20 NF ...
Company: Nanjing Rainbow Electric Co., Ltd.
401. Low Voltage Porcelain Ceramic Material Insulator [Mar 01, 2026]
[Mar 01, 2026] Type Type a (mm) b (mm) c (mm) e (mm) l1 (mm) weight (kg) Outdoor Indoor DT 10 NF 250 10N - 310 76 ca.60 85 371 4,5 DT 20 NI 250 - 20N 310 155 371 4,6 DT 20 NF ...
Company: Nanjing Rainbow Electric Co., Ltd.
402. Line Long Rod Silicone Rubber Composite Insulator for High Voltage Electrical Equipment [Feb 27, 2026]
[Feb 27, 2026] Our Composite Insulators are suitable for environment temperature from -50ºC to +50ºC, altitude from 0~4000 meters above sea level, and medium and heavy pollution areas, especially heavy earthquake areas. We ...
Company: Nanjing Rainbow Electric Co., Ltd.
403. IEC Standard 138kV Composite Station Post Insulator for Capacitor [Feb 27, 2026]
[Feb 27, 2026] Our Composite Insulators are suitable for environment temperature from -50ºC to +50ºC, altitude from 0~4000 meters above sea level, and medium and heavy pollution areas, especially heavy earthquake areas. We ...
Company: Nanjing Rainbow Electric Co., Ltd.
404. Fast Delivery HV Power Transmission Line Suspension Type Glass Insulator [Dec 16, 2025]
[Dec 16, 2025] Product Description Type Spacing(mm) Diameter (mm) Creepage Distance(mm) Coupling Mechanical Faiing ...
Company: Nanjing Rainbow Electric Co., Ltd.
405. DIN 42530 Low Voltage Porcelain Bushing Insulator [Aug 04, 2023]
[Aug 04, 2023] 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.
