Signi factory

Our Capabilities

Signi is renowned for providing wire procurement solutions to customers. Signi has the largest and most complete inventory of enameled wire and special wire and can customize wire and cable of any length, gauge, or weight. Of course, if you have specific requirements for enameled wire products, our production and R&D team can also complete customized production in the shortest possible time.

  • IEC-60317, GB/T, JIS and NEMA standards
  • Up to 13 product inspection items
  • Temperature resistance level up to 240

Our Products

The top 10 enameled wire manufacturers in China can supply products within PT270 and conduct online testing.

130/155 Class Polyester Enameled Aluminum Round Wire
130/155 Class Polyester Enameled Aluminum Round Wire
180 Class Polyesterimide Enameled Aluminum Round Wire 180 Class Polyesterimide Enameled Aluminum Round Wire

Our Industry Applications

Enameled wire for transformer
Magnet wire for transformer

Copper, aluminum and copper-aluminum composite transformer winding wires for stable electrical performance and durable insulation protection.

Enameled wire for speakers
Speaker voice coil wire

The temperature endurance grade for this wire is 220 (Class N), with a wire diameter ranging from 0.015 to 0.8mm. It features a smooth surface with uniform paint film thickness. It adheres to standards such as GB/T 11021-2019, IEC 60317-2008, NEMA MW 1000, and JIS C 3201.

Enameled wire for new energy vehicles
Magnet wire for EVs

Magnet wire, also known as enamel wire or winding wire, is a crucial material in the manufacturing of electric vehicles. It serves an irreplaceable role in various applications such as electric motor winding, battery connections, and electronic control systems in the production of new energy vehicles.

Enameled wire for motor
Motor winding wire for household appliances

Heat resistance grades range from 130/155 to 200/220 class. The mold spraying process ensures uniformity, yielding a highly elastic paint film. These coatings provide high dimensional accuracy, smooth winding, and excellent compatibility with motor components.

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Cooperate with us

CooperateProduction capacity
Mold painting20+quality inspectionsLarge capacity cable collection
Patent productsPatent products
0.2mm micro-enameled wire15mm large diameter round wire35mm extra wide flat wireResistant to high temperature of 300 ℃
Competitive prices Competitive prices
Free sampleDirect salesBudget friendly
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