MACI®

Magnetic Actuated Close Indicator

Visible, foolproof indication of switch closure

Patented magnetic technology provides clear confirmation of proper blade depth and rotation, helping operators verify a full disconnect switch closure from the ground.

Verifying proper blade depth and rotation of a high-voltage disconnect switch has long challenged ground-level operators. Southern States MACI® uses magnetic actuation to deliver highly visible, foolproof confirmation of a proper switch closure. This assurance helps minimize costly unplanned outages and strengthens operator confidence in the field. MACI®’s reflective “closed” pattern can be seen from up to 100 feet away and remains visible and functional even in icy conditions.

Key Benefits:

  1. Visible from up to 100 ft
  2. Reflective “closed” pattern for visibility at night
  3. Retrofit compatible with any vertical break or double side break switch
  4. Unaffected by ice or environmental buildup
  5. Binary indication — no intermediate positions
  6. False positives not possible
  7. Backed by Southern States' 24/7 after-sales support and long-life engineering

Choose voltage rating:

Double-End Break Switches

Voltage RatingCurrent Range
72kV1200A – 3000A (RDA-1 & RDA-1V)
123kV
145kV
170kV
245kV1200A – 3000A (RDA-1) & 2000A – 4000A (RDA-1V)
362kV1200A – 5000A (RDA-1) & 2000A – 5000A (RDA-1V)
550kV2000A – 4000A (RDA-1)

Vertical Break Switches

Voltage RatingCurrent Range
72kV1200A – 3000A (EV-1) & 1200A – 4000A (EV-2)
123kV
145kV
170kV
245kV1200A – 4000A (EV-1) & 1200A – 4000A (EV-2)
362kV2000A – 4000A (EV-1) & 1200A – 4000A (EV-2)
550kV2000A – 4000A (EV-1)
765kV

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866-394-3661
30 Georgia Ave.
Hampton, GA 30228

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