Jiangsu Profile
Product List
556. 120KN 160KN 210KN Hot DIP Galvanized Tempered Toughened Glass Insulator 
[Oct 20, 2025]
[Oct 20, 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 Weight (Kg) U40B 40 ...
Company: Nanjing Rainbow Electric Co., Ltd.
557. U160B Toughened Suspension Glass Insulator [Oct 20, 2025]
[Oct 20, 2025] Company Profile NJREC Glass Insulators Nanjing Rainbow Electric Co., Ltd. (NJREC) is a leading Chinese manufacturer and supplier of electrical insulators and transformer components. We provide one-stop solutions for ...
Company: Nanjing Rainbow Electric Co., Ltd.
558. Good Quality Ball and Scoket Suspension Type Glass Insulator [Oct 20, 2025]
[Oct 20, 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 Weight (Kg) U40B 40 ...
Company: Nanjing Rainbow Electric Co., Ltd.
559. 120KN U120BP Fast Delivery Suspension Disc Toughened Glass Insulator [Oct 20, 2025]
[Oct 20, 2025] Molde ID Fig Electro mechanical failing load(kn) Nominal Diameter Nominal Height Nominal Creepage Distance Coupling Size (mm) Power-frequency (Wet) Lightning impulse withstand voltage Power-frequency puncture ...
Company: Nanjing Rainbow Electric Co., Ltd.
560. Standard Type RTV and Anti-dropping Toughened Glass Insulator [Sep 17, 2025]
[Sep 17, 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.
561. 100kN U100BS IEC Standard Type Glass Insulators for High Voltage Lines [Sep 17, 2025]
[Sep 17, 2025] Product Parameters U100BS 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 ...
Company: Nanjing Rainbow Electric Co., Ltd.
562. 40kN U40b CTV175 Glass Insulator for Hvdc Overhead Transmission Line [Aug 11, 2025]
[Aug 11, 2025] Product Description U40B(CTV 175)Tempered Suspended Glass Insulator Rated Load: 40KN (Kilonewton) - Superior mechanical strength for heavy-duty power lines. Type: U40B/110mm (Standard IEC compliant). Material: ...
Company: Nanjing Rainbow Electric Co., Ltd.
563. 550KN Factory Direct High Voltage Disc Suspension Glass Insulator [Jun 19, 2025]
[Jun 19, 2025] Product Description Model NO. U550BP Toughened Glass Insulator Type A Type Insulator Material Glass Certification CE, ISO9001 Brand NJREC or OEM Creepage Distance 710mm M&E Strength(kN) 550kN Unit ...
Company: Nanjing Rainbow Electric Co., Ltd.
564. Toughened Suspension Glass Insulator U240B 240kN - For Transmission Power Supply System [May 22, 2025]
[May 22, 2025] Product Description U240B Tempered Glass Insulator High-performance Insulation for Overhead Transmission Lines Product Description The U240B is a high-voltage tempered glass insulator designed for reliable ...
Company: Nanjing Rainbow Electric Co., Ltd.
565. U240B Green High-Voltage Suspension Glass Insulator (280x170x400mm) - IEC60305 for 132kV ... [Apr 29, 2025]
[Apr 29, 2025] U240B High-Voltage Suspension Glass Insulator IEC 60305-Certified Solution for 132kV Transmission Networks Product Highlights Industrial-Grade Durability Engineered with toughened borosilicate glass for ...
Company: Nanjing Rainbow Electric Co., Ltd.
566. Forging Steel End Fittings - Socket and Ball Rod - Polymer Insulator [Apr 29, 2025]
[Apr 29, 2025] Material Steel Process Forging Surface Hot-DIP Galvanized Origin China Transport Package As customer required Factory Yes Testing Qualified OEM Yes JOC has had cooperation over 20 years with HUBBELL, ...
Company: JOC Machinery Company Limited
567. 160KN Fog Type High Voltage tpughed Glass Insulator [Apr 23, 2025]
[Apr 23, 2025] Product Description Toughened Glass Insulator The Glass Insulator is composed of an iron cap, toughened glass parts and steel pin, which are combined with cement adhesive. Before assembling, the top of the steel ...
Company: Nanjing Rainbow Electric Co., Ltd.
568. U70 U120 U160 Toughened Suspension Glass Insulator [Apr 16, 2025]
[Apr 16, 2025] Molde ID Fig Electro mechanical failing load(kn) Nominal Diameter Nominal Height Nominal Creepage Distance Coupling Size (mm) Power-frequency (Wet) Lightning impulse withstand voltage Power-frequency puncture ...
Company: Nanjing Rainbow Electric Co., Ltd.
569. U120BP High-Strength Glass Insulator 146x450mm for Transmission Lines with SGCC Certification [Apr 16, 2025]
[Apr 16, 2025] Core Specifications Model: U120BP Material: Borosilicate tempered glass + RTV silicone coating (optional) Mechanical Strength: 120kN tensile load (validated per IEC 61466) Critical Dimensions: 146mm structure height × ...
Company: Nanjing Rainbow Electric Co., Ltd.
570. Fast Delivery RTV Silicone Coating Disc Glass Insulator for Transmission Line 10-1150KV [Mar 26, 2025]
[Mar 26, 2025] Molde ID Fig Electro mechanical failing load(kn) Nominal Diameter Nominal Height Nominal Creepage Distance Coupling Size (mm) Power-frequency (Wet) Lightning impulse withstand voltage Power-frequency puncture ...
Company: Nanjing Rainbow Electric Co., Ltd.
