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Kidde Stratos 2A PSU


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Kidde Airsense 2A PSU

EN 54-4 approved, 24 V 5 A + 1.6 A Intelligent Power Supply


The 9-30841 is a fully featured EN54-4 approved power supply ideal for use in fire system applications. It features intelligent battery charging, monitoring and signaling. Regulated 24 VDC output will source up to 2 A into the load as well as providing up to 0.8 A for charging the standby batteries.

The load output features full electronic short circuit protection under both mains and standby battery operation. Maximum battery life is assured through continuous active battery monitoring and 3 different charge levels: bulk (fast charge), absorption and temperature compensated float. Deep discharge protection prevents premature battery failure when operating from standby for extended periods.

Inside the unit, a diagnostic led with various flash patterns, ensure accurate diagnostics when the unit is in fault.


Main Features 

  • Approved to EN54-4 & VdS certified
  • Self contained box houses 17 Ah batteries
  • Electronic overload protection
  • Deep battery discharge protection
  • Mains & Fault LED indicators
  • Fault diagnostics led, inside of unit
  • 2 x Relay outputs: Fault & Mains Fault
  • Temperature compensated charging
  • Wide input voltage range
  • Start-up from batteries

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