Jiangsu Profile
Product List
51976. G1" Pressure Relief Device 50kPa Safety Valve for Transformer Oil Tank 
[Jul 24, 2026]
[Jul 24, 2026] The transformer pressure relief valve is usually installed on the top of the transformer's oil tank (cover) or on the upper side of the oil tank. The core installation principle is that it must be installed above the ...
Company: Nanjing Rainbow Electric Co., Ltd.
51977. High-Performance Pressure Relief Valve for Transformers with Advanced Safety Features [Jul 24, 2026]
[Jul 24, 2026] Company Profile Nanjing Rainbow Electric Co., Ltd. (NJREC) is a well-established and technology-driven manufacturer and supplier specializing in high-voltage electrical insulation products and transformer components. ...
Company: Nanjing Rainbow Electric Co., Ltd.
51978. High-Quality Pressure Relief Valve for Transformers- Red Protection Cap [Jul 24, 2026]
[Jul 24, 2026] Company Profile Nanjing Rainbow Electric Co., Ltd. (NJREC) is a well-established and technology-driven manufacturer and supplier specializing in high-voltage electrical insulation products and transformer ...
Company: Nanjing Rainbow Electric Co., Ltd.
51979. Good Quality Robust Flange Ring for 1.2kV 125A ANSI Transformer Bushing [Jul 24, 2026]
[Jul 24, 2026] Product Parameters Item Rated Voltage Rated Current BIL Specification 1 1.2KV 125A 30KV Eyebolt / Spade Type 2 1.2KV 208A 30KV Eyebolt / Spade Type 3 1.2KV 250A 30KV Eyebolt / Spade ...
Company: Nanjing Rainbow Electric Co., Ltd.
51980. Transformer Oil Level Indicator for Accurate Monitoring and Maintenance [Jul 24, 2026]
[Jul 24, 2026] Product Parameters GASKET(31*45*3) NBR 70 SET SCREW STAINLESS STEEL O-RING NBR 70 WASHER BRASS FLOAT ROHACELL HANDLE FOR FLOAD ALUMINIUM WASHER PLASTIC Nanjing Rainbow Electric Co., Ltd. (NJREC) is a ...
Company: Nanjing Rainbow Electric Co., Ltd.
51981. Pad-Mounted Transformer Pressure Release Valve: Ensuring Safe Operation [Jul 24, 2026]
[Jul 24, 2026] Company Profile Nanjing Rainbow Electric Co., Ltd. (NJREC) is a well-established and technology-driven manufacturer and supplier specializing in high-voltage electrical insulation products and transformer components. ...
Company: Nanjing Rainbow Electric Co., Ltd.
51982. Premium Transformer Oil Level Indicator for Precise Monitoring and Enhanced Safety [Jul 24, 2026]
[Jul 24, 2026] Company Profile Nanjing Rainbow Electric Co., Ltd. (NJREC) is a well-established and technology-driven manufacturer and supplier specializing in high-voltage electrical insulation products and transformer ...
Company: Nanjing Rainbow Electric Co., Ltd.
51983. Transformer Accessories Indicator Oil Level Gauge Liquid Level Meter used in Transformer [Jul 22, 2026]
[Jul 22, 2026] Product Parameters GASKET(31*45*3) NBR 70 SET SCREW STAINLESS STEEL O-RING NBR 70 WASHER BRASS FLOAT ROHACELL HANDLE FOR FLOAD ALUMINIUM WASHER PLASTIC Nanjing Rainbow Electric Co., Ltd. (NJREC) is a ...
Company: Nanjing Rainbow Electric Co., Ltd.
51984. Compatible Transformer Iron Core Meeting China's National Voltage and Current Standards [Jul 24, 2026]
[Jul 24, 2026] Core Characteristics Material Composition: Silicon content: 3% alloy (Si:11Fe formula) Surface treatment: Dual-layer insulation coating (T2 coating standard) Cold Rolling: Precision thickness control under ...
Company: Nanjing Rainbow Electric Co., Ltd.
51985. Transformer Accessories Amorphous Alloy Split Cores Silicon Steel for Dry-type Transformer [Jul 24, 2026]
[Jul 24, 2026] Material Composition: Silicon content: 3% alloy (Si:11Fe formula) Surface treatment: Dual-layer insulation coating (T2 coating standard) Cold Rolling: Precision thickness control under 0.35mm Annealing: ...
Company: Nanjing Rainbow Electric Co., Ltd.
51986. Transformer accesssories C-type Iron Transformer Core Nano Crystalline Core [Jul 24, 2026]
[Jul 24, 2026] Material Composition: Silicon content: 3% alloy (Si:11Fe formula) Surface treatment: Dual-layer insulation coating (T2 coating standard) Cold Rolling: Precision thickness control under 0.35mm Annealing: ...
Company: Nanjing Rainbow Electric Co., Ltd.
51987. Energy Saving Amorphous Iron Core for Oil-immersed Transformer [Jul 24, 2026]
[Jul 24, 2026] Material Composition: Silicon content: 3% alloy (Si:11Fe formula) Surface treatment: Dual-layer insulation coating (T2 coating standard) Cold Rolling: Precision thickness control under 0.35mm Annealing: ...
Company: Nanjing Rainbow Electric Co., Ltd.
51988. Transformer Core Silicon Steel Rolled Toroidal Ring Laminated Core [Jul 24, 2026]
[Jul 24, 2026] Material Composition: Silicon content: 3% alloy (Si:11Fe formula) Surface treatment: Dual-layer insulation coating (T2 coating standard) Cold Rolling: Precision thickness control under 0.35mm Annealing: ...
Company: Nanjing Rainbow Electric Co., Ltd.
51989. 0.35mm Cold Rolled Silicon Steel Lamination Core for Power Transformers (CRGO B35A300) [Jul 24, 2026]
[Jul 24, 2026] CRGO Silicon Steel Product Specifications (Cold Rolled Grain-Oriented Electrical Steel) Core Characteristics Material Composition: Silicon content: 3% alloy (Si:11Fe formula) Surface treatment: Dual-layer ...
Company: Nanjing Rainbow Electric Co., Ltd.
51990. ROHS Compliant PQ32/20 Ferrite Core for Telecommunications Equipment (NiZn Material) [Jul 24, 2026]
[Jul 24, 2026] Core Characteristics Material Composition: Silicon content: 3% alloy (Si:11Fe formula) Surface treatment: Dual-layer insulation coating (T2 coating standard) Cold Rolling: Precision thickness control under ...
Company: Nanjing Rainbow Electric Co., Ltd.
