Vario 3A Switching Power Supply

The Nortek Security & Control Family of Brands

This product is discontinued

Vario 3A Switching Power Supply

The power supply expansion module, providing total current capacity of up to 3 Amps with extensive remote diagnostics and supervision features, including tamper protection, over-current protection, two user programmable outputs and a dedicated siren driver.


  • Power: 13.8 VDC +/- 10%
  • Max Current Consumption: 25 mA, typical / 160 mA, maximum
  • Main Panel Connection: RS485, 4 Wire Bus, up to 984 ft. (300m) from Main Panel
  • Contacts: 4 Form C (SPDT) Relays; 5A / 24 VDC
  • Dimensions: 4.13” W x 2.6” H x 0.71” D (105 mm x 66 mm x 18 mm)
  • Operating Temperature: 14°F to 131°F (-10°C to 55°C)
  • Storage Temperature: -4°F to 140°F (-20°C to 60°C)

Part Numbers

  • Model #: 2GIG-VAR-PS3A

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