Jiangsu Profile
Product List
871. Best Price BS Transformer Insulator Pin Porcelain Insulator 
[Mar 25, 2025]
[Mar 25, 2025] Pin Type Porcelain Insulator ANSI Class 55-5 Dimensions Diameter mm 178 Height mm 124 Creepage distance mm 305 Dry arcing distance mm 159 Minimum pin height mm 152 Mechanical Values Cantilever ...
Company: Nanjing Rainbow Electric Co., Ltd.
872. High Voltage Transformer Bushing Insulator Electric Ceramic Porcelain Post Insulator [Mar 25, 2025]
[Mar 25, 2025] ANSI CLASS TR-202 Main Dimensions D: 178mm H: 191mm Creepage Distance 267mm Cantilever Strength 9kN Tension Strength 31.1kN Torsion Strength 675N.m Compression Strength 44.5kN Power Frequency Withstand ...
Company: Nanjing Rainbow Electric Co., Ltd.
873. 1KV 3150A DIN Standard Transformer Parts Porcelain Bushing Insulator [Jan 15, 2024]
[Jan 15, 2024] 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.
874. composite hollow core insulators for instrument transformer [May 06, 2026]
[May 06, 2026] Composite Station Post Insulator/Silicone Rubber Station Post Insulator/Polymer Station Post Insulator Application: Used for outdoor substation, distribution device as well as electrical equipments. System Voltage: ...
Company: Nanjing Rainbow Electric Co., Ltd.
875. Customization Supported Up to 800kV Line Long Rod Composite Insulator [Apr 02, 2026]
[Apr 02, 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.
876. 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.
877. 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.
878. U160BSP High Voltage Standard Ball and Socket Type Glass Insulator for Power Transmission Line [Oct 21, 2025]
[Oct 21, 2025] 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.
879. IEC Standard U70BS U70BL Glass Disc Type Insulator [Oct 20, 2025]
[Oct 20, 2025] 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.
880. ANSI Standard C29.2 Glass Suspension Insulator [Aug 19, 2025]
[Aug 19, 2025] 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.
881. Good Quality High Voltage 70KN Cap and Pin Type Glass Insulator [Aug 07, 2025]
[Aug 07, 2025] 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.
882. Standard Type 70KN Cap and Pin Type Toughened Glass Insulator [Aug 06, 2025]
[Aug 06, 2025] Product Description Glass insulators are critical components in power systems, used for supporting, insulating, and securing conductors. They are primarily made of tempered glass and widely applied in transmission ...
Company: Nanjing Rainbow Electric Co., Ltd.
883. 40kN U40B IEC Standard Type Toughened Glass Insulator for Power Transmission [Jun 19, 2025]
[Jun 19, 2025] Product Description U40B Toughened 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 ...
Company: Nanjing Rainbow Electric Co., Ltd.
884. 70KN High Voltage Double Shed PSD-70E Glass Insulator For Power Transmission [Apr 18, 2025]
[Apr 18, 2025] Product Description PSD-70E Durable Double Shed 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 ...
Company: Nanjing Rainbow Electric Co., Ltd.
885. High Voltage Low Voltage Pin type Porcelain Bushing Ceramic Insulators [Mar 22, 2024]
[Mar 22, 2024] Catalog Number P10/235 P10/320 P10/380 P10/240 P10/500 P10/330 Total Creepage Distance,mm 235 320 380 240 500 330 Protected Creepage Distance, mm 110 160 190 110 230 170 Dry Arcing Distance, ...
Company: Nanjing Rainbow Electric Co., Ltd.
