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155 Enameled copper Round Wire

Model: UEW/155


 YD 155 is enameled copper wire belonging under F (155°C) class, able to be manufactured in the diameter range of 0.05 – 1.6 mm. Providing thermal resistance up to 155°C and good mechanical strength, YD 155 also possess a good winding performance.

Technical details


       IEC 60317-0-1:2014


Insulation Coatings  : Polyurethane 155 

Dimensions               : 0.05mm to 1.6mm ProfilHover_EN_EmtPol-450x450.jpg


      Suitable for automated soldering equipment used for 

     production/manufacturing of small motors, transformers,

     relays and magnet coils.

    Mechanical Properties (For 0.3mm)

Elongation  : >30%

Springiness :<45

Adherence – Flexibility :    Excellent

Resistance to Abrasion :    >17.75N


Electrical Properties

Breakdown Voltage:          7kV


Thermal Properties

Temperature Index:           155

Cut through:                    2min ≥ 200 ℃

Heat Shock:                      1d, 1/2h ≥175 ℃


Chemical Properties

Solvent Test:                 4H

Solderability:                390°

Resistance to Refrigerants : -


Bare Conductor – Copper Characteristics (Annealed Condition)

Electrical Resistivity @ 20°C 0.017241Ωmm²/m Temperature Coefficient @ 20°C : 0.00694°C Specific Weight : 8.89 Gr/cm³ Ultimate Tensile Strength: 22-30 kg/mm²

Primary Insulation Colour : Transparent / Natural


UL Certification
SGS Report
ISO9000 Certification