• Surge arrester for low-voltage power supply system protection against surges at the boundaries from lightning protection zone 0B -1 and higher.

  • Surge arrester for low-voltage power supply system protection against surges at the boundaries from lightning protection zone 0B -2 and higher.

  • Surge arrester for low-voltage power supply system protection against surges at the boundaries from lightning protection zone 0B -3 and higher.

  • Type 2 AC surge arrester designed for low-voltage power supply system protection against surges at the boundaries from lightning protection zone 1-2 and higher.


  • Surge arrester for low-voltage DC power supply system protection against surges at the boundaries from lightning protection zone 2-3 and higher.


SEFCO SURGE PROTECTION.

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