Tier 400

Southern Tier Technologies developed a series of products designed to protect your most critical locations; the Tier 400SPD series. The product family is available in a wide range of voltage and surge levels, ideally suited for service entrance locations on down to the smallest branch panel.

Specifications per model
SeriesModel CodeProduct TypeSurge Capacity ModeSurge Capacity PhaseEnclosureConnection
Tier 420 025 AC Power Protection

25kA

50kA

Nema 4X Polycarbonate

 Wire Lead
Tier 450 025 AC Power Protection

25kA

 50kA Nema 4X Polycarbonate Wire Lead
Tier 450 050 AC Power Protection 50kA 100kA Nema 4X Polycarbonate or Nema 4 Steel Wire Lead, Terminal Block, or Disconnect
Tier 450 075 AC Power Protection 75kA 150kA Nema 4X Polycarbonate or Nema 4 Steel Wire Lead, Terminal Block, or Disconnect
Tier 450 100 AC Power Protection 100kA 200kA Nema 4X Polycarbonate or Nema 4 Steel Wire Lead, Terminal Block, or Disconnect
Tier 450 125 AC Power Protection 125kA 250kA Nema 4X Polycarbonate or Nema 4 Steel Wire Lead, Terminal Block, or Disconnect
Tier 450 150 AC Power Protection 150kA 300kA Nema 4X Polycarbonate or Nema 4 Steel Wire Lead, Terminal Block, or Disconnect
Tier 450 200 AC Power Protection 200kA 400kA Nema 4 Steel Terminal Block or Disconnect
Tier 450 250 AC Power Protection 250kA 500kA Nema 4 Steel Terminal Block or Disconnect
Tier 450 300 AC Power Protection 300kA 600kA Nema 4 Steel Terminal Block or Disconnect

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