This product is made of high-quality electrical round copper wire or enameled round copper wire as conductor, cross-linked polyethylene insulation, and optional polyamide sheath. It has excellent waterproof performance, electrical performance and strong mechanical properties. It is suitable for all kinds of water-filled, oil-filled high-temperature submersible motors or electrical appliances and driving devices working under similar conditions, and meets relevant environmental protection standards. Conductor preparation adopts GB/T3953 or GB/T6109 standard, and the product conforms to JB/T4014 standard. This product is suitable for voltage 1140V, temperature resistance -60 ℃-90 ℃,PH value 6.5-8.5, water pressure 1.5MPa, frequency 50Hz-60Hz, weak acid, alkali, salt and oil resistance. The product performance is stable and reliable during use.