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AC Protectors

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The Protection Technology Group offers ac surge protection products engineered by Transtector Systems, DOWIN and LEA International to meet IEC, IEEE, ANSI and NEC standards.  These products come in 120 Vac single phase, 240 Vac single phase, 120/240 split phase, 240/415 Vac 3-phase wye, 220/380 Vac 3-phase wye, 277/480 Vac 3-phase wye and 480 3-phase delta. Our ac surge protection products are available in wall mount, rack mount, panel mount and DIN rail mount ac surge protection product designs incorporate proprietary non-degrading, fast acting, high performance silicon avalanche suppressor diodes (SASD) and robust MOV technology for high current surge protection.

  • 120 V Surge Protector

    120 Vac

    120 Vac surge protection products are engineered by Transtector Systems, DOWIN and LEA International to meet IEC, IEEE, ANSI and NEC standards.

  • 208 V TVSS

    120/208 Vac

    120/208 Vac 3-phase wye surge protection products available in multiple configurations and mounting options to meet network requirements.

  • 240 Vac Surge Protector

    120/240 Vac

    The Protection Technology Group offers 120/240 Vac split phase surge protection products engineered by Transtector Systems and LEA International to meet IEC, IEEE, ANSI and NEC standards.

  • 240 Delta

    The Protection Technology Group offers 240 Delta protection products engineered by Transtector Systems and LEA International to meet IEC, IEEE, ANSI and NEC standards.

  • 240 V TVSS

    240 Vac

    240 Vac surge protection products engineered by Transtector Systems, DOWIN and LEA International to meet IEC, IEEE, ANSI and NEC standards.

  • 277 V TVSS

    277/480 Vac

    277/480 Vac 3-phase wye surge protection products engineered by LEA International and offered in panel mount configurable options to meet application requirements

  • 480 V TVSS

    480 Vac S

    Our 480 Vac surge protection portfolio is available in DIN rail and panel mount types as well as configurable silicon and MOV technologies to meet unique TVSS SPD requirements.

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