Jiangsu Profile
Product List
331. High Voltage Fog-type Glass Insulator 
[Mar 01, 2026]
[Mar 01, 2026] Molde ID Electro mechanical failing load (kn) Nominal Diameter Nominal Height Nominal Creepage Distance Coupling Size (mm) Lightning impulse withstand voltage Power-frequency puncture voltage(kV) Net ...
Company: Nanjing Rainbow Electric Co., Ltd.
332. High Voltage Tension/ Strain Glass Insulator [Mar 01, 2026]
[Mar 01, 2026] Molde ID Electro mechanical failing load (kn) Nominal Diameter Nominal Height Nominal Creepage Distance Coupling Size (mm) Lightning impulse withstand voltage Power-frequency puncture voltage(kV) Net ...
Company: Nanjing Rainbow Electric Co., Ltd.
333. Tempered Toughened Suspension Glass Insulator [Mar 01, 2026]
[Mar 01, 2026] Molde ID Electro mechanical failing load (kn) Nominal Diameter Nominal Height Nominal Creepage Distance Coupling Size (mm) Lightning impulse withstand voltage Power-frequency puncture voltage(kV) Net ...
Company: Nanjing Rainbow Electric Co., Ltd.
334. 750kV High Voltage Alternating Current Composite Long Rod Insulator [Mar 26, 2026]
[Mar 26, 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.
335. 300kN Fog Type Toughened Suspension Glass Insulator with IEC Standards [Mar 26, 2026]
[Mar 26, 2026] The fog type profile is characterised by long andwidely-spaced under-ribs, which prevent arc bridgingbetween adjacent ribs. It is particularly effective incoastal areas (salt-fog environment) as well as inlocally ...
Company: Nanjing Rainbow Electric Co., Ltd.
336. 10kV High Voltage Composite Subsation Post Insulator [Mar 24, 2026]
[Mar 24, 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.
337. 100KN Type U100BS Glass Insulator [Mar 26, 2026]
[Mar 26, 2026] Product Parameters Parameter Value Model U100BL/255-146 Structure Disc Suspension Type Dimensions 255mm (D) x 146mm (H) x 320mm (Creepage) Mechanical Strength 120KN (26,976 lbf) Electrical ...
Company: Nanjing Rainbow Electric Co., Ltd.
338. 120kN Anti-Pollution Toughened Glass Insulator U120BL for Overhead Transmission Line [Feb 28, 2026]
[Feb 28, 2026] Product Description U70BLP Glass Insulator 1.NJREC glass suspension insulators are designed, manufactured and tested in conformance with the requirements of ANSI Standard C.29.2B. 2.We produce standard type glass ...
Company: Nanjing Rainbow Electric Co., Ltd.
339. Electrical insulator U160BSP 160KN 146mm Zinc Sleeve Glass insulator For 138KV line [Mar 17, 2026]
[Mar 17, 2026] Product Description U160BSP Toughened Suspension Glass Insulator The U160BSP is a high-performance glass electrical insulator designed for high-voltage transmission lines, offering exceptional mechanical strength and ...
Company: Nanjing Rainbow Electric Co., Ltd.
340. TR-278 Solid Core Station Post Type Porcelain Insulator with ANSI Standard [Mar 12, 2026]
[Mar 12, 2026] Solid Core Station Post Type Porcelain Insulator Our company's solid core station post type porcelain insulators are normally assembled with metal thimble to meet ANSI Standard. The glaze colour of theinsulators are ...
Company: Nanjing Rainbow Electric Co., Ltd.
341. U80BL Cap and Pin Porcelain Suspension Insulator with IEC/BS/AS Standard [Mar 10, 2026]
[Mar 10, 2026] Cap and Pin Suspension Porcelain Insulator Our company's suspension insulators are all comply with the IEC. BS, AS Standards. The glaze colour of theinsulators are brown, light gray, blue.etc.. The specified suspension ...
Company: Nanjing Rainbow Electric Co., Ltd.
342. 138kV IEC Standard Composite Hollow Polymer Insulator for Current Transformer [Feb 27, 2026]
[Feb 27, 2026] Current Transformer Hollow Polymer Insulator: Used for outdoor substations, distribution devices as well as electrical equipment. System Voltage: 15kV,28kV,25kV,35kV,69kV,115kV,138kV Specified Cantilever Load (SCL): ...
Company: Nanjing Rainbow Electric Co., Ltd.
343. 500kV High Voltage Direct Current Composite Long Rod Insulator [Feb 26, 2026]
[Feb 26, 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.
344. Solid Core Porcelain Insulator with Anti-Moisture Design for Reliable Outdoor Grid Performance [May 23, 2025]
[May 23, 2025] Product Description Insulators are key components used in power systems to support wires and achieve electrical insulation. Their core function is to prevent current leakage or breakdown while withstanding mechanical ...
345. Low Voltage 3kV/1000A DIN Porcelain Transformer Parts Bushing Insulator [Apr 22, 2025]
[Apr 22, 2025] Product Description Solid Transformer Bushing DIN-standard ceramic transformer bushings are high-voltage insulating components that provide safe electrical passage through transformer tanks and walls while maintaining ...
Company: Nanjing Rainbow Electric Co., Ltd.
