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  • SMP3PM, Altronix Power Supply SMP3PM, Altronix Power Supply

Altronix SMP3PM Switching Supervised Power Supply Board, 12/24VDC

Altronix | SKU: SMP3PM | Model: SMP3PM

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Altronix SMP3PM Switching Supervised Power Supply Board, 12/24VDC
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SMP3PM supervised power supply/charger converts a low voltage AC input into a 12VDC or 24VDC output. This unit has a wide range of applications for access control,security and CCTV system accessories that require additional power.


  • 12VDC or 24VDC


  • 12VDC or 24VDC selectable output
  • 2.5 amp supply current
  • Filtered and electronically regulated outputs
  • Short circuit and thermal overload protection.

Battery Backup

  • Built-in charger for sealed lead acid or gel type batteries.
  • Automatic switch over to stand-by battery when AC fails.
  • Maximum charge current 0.3 amp.
  • Battery short circuit protection (circuit breaker).


  • AC fail supervision (form "C" contacts).
  • Low battery supervision (form "C" contacts).

Visual Indicators

  • AC input and DC output LED indicators.


  • Operating temperature: -20C to 49C ambient
  • BTU/Hr: 12VDC: 15.35 BTU/Hr / 24VDC: 30.71 BTU/Hr
  • System AC input VA requirement: 12VDC: 55.2VA / 24VDC: 115VA


  • Includes battery leads

Additional Information

Product SKU SMP3PM
Brand Altronix
Condition New
Power Supply Type Board
# of Outputs 1
Input Voltage 12 VDC, 24 VDC
Output Voltage 12 VDC, 24 VDC
Output Current 2.5 Amp
Power Options 2.5 amp @ 12VDC, 2.5 amp @ 24VDC
Input Voltage 28VAC
Battery Charging Yes
Output Type DC
Output Protection Electronic
Number of Outputs 1
  • (1) Power Supply Board
  • Lifetime Warranty