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        1. STOCK CODE

          R & D CAPABILITIES

          From the very beginning, Topband was a customer-oriented company which constantly put efforts on improving product development quality, shortening product development cycle, and ensuring product delivery.

          We have established an integrated testing and verifying Lab-system, which has been accredited with the International Lab Certification by CNAS, CIF test certificate by IECEE, and TMP certificate by DEKRA. At Topband, multiple tests regarding to EMC, safety, reliability and environmental can be done along product development and manufacturing phases.

          Category
          Test Item
          EMC
          EMS
          EMI

          ESD

          Surg、PQT

          EFT

          Immunity to conducted disturbances

          Terminal Disturbance Voltage

          Voltage fluctuations and flicker

          EMF EMF testing

          Disturbance Power

          Harmonic current emission

          SAFETY

          Electric Strength

          Insulation Resistance

          Heating

          residual voltage test

          supply cord pulland torsion test

          Tumbling barre test

          Glow-wire Test

          Proof Tracking Test

          IP code testing

          Leakage Current

          Earthing resistance

          Fault conditions

          Pull force test

          Ball impact test

          Ball Pressure Test

          Needle Test

          horizontal and vertical flame test

          Reliability

          Salt Mist Test

          Damp heat,steady state

          Cold

          Transport Vibration

          Thermal Shock

          Dry heat

          Transport Drop

          Sine and Random Vibration

          Failure analysis

          x-ray non-destructive test

          Ionic contamination test

          ROHS directive test

          ROHS directive test

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