Alarm Systems

Potter, HUS-7A Latching Hold-up Switch U Shape Key Reset

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SKU: PES010 Categories: ,


The Potter Amseco HUS-7A is a single button, latching hold-up switch designed to provide a rapid signal to alarm systems. It is activated by pressing down the single button switch.



  • Form C contact
  • U-shaped key reset
  • Status window indicator
  • A status window indicates the condition of the switch: RED (alarmed), BLUE (armed)
  • A U-shaped key is supplied to reset the HUS-7A
  • The hold-up switch sends a signal to a dedicated 24 hour hold-up circuit of a burglar control panel


Technical Specifications:

  • Contact Type: Form C, N.O./N.C.
  • Contact Rating: 5A @ 125 VDC, 5A @ 30VDC, 0.4A @ 125 VAC
  • Overall Stroke: Up to 7mm (1)
  • Overall Force: 300g – 350g
  • Operating Method: Single-button latching


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