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MAXIMAL55FD Altronix Access Power Controller Two 2 eFlow102 16 PTC Outputs

  • Sixteen (16) independently controlled Fail-Safe and/or Fail-Secure power outputs.
  • Sixteen (16) auxiliary power outputs (unswitched).
  • Output PTCs are rated @ 2.5A.
  • Filtered and electronically regulated outputs.
  • Supervision: AC Fail, Battery Fail and Battery Presence, Low power shutdown
  • Fire Alarm disconnect (latching or non-latching) is individually selectable for any or all of the sixteen (16) outputs.
  • Alarm output relay indicates that FACP input is triggered
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Ordering Notes: Dealers Only
MSRP Price: $1,688.00
Online Price: $1,206.00

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MAXIMAL55FD Altronix Access Power Controller Two 2 eFlow102 16 PTC Outputs
MAXIMAL55FD Altronix Access Power Controller Two 2 eFlow102 16 PTC Outputs
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Product Details

MaximalFD Access Power/Controllers distribute and switch power to access control systems and accessories. They convert a 120VAC 60Hz input into sixteen (16) independently controlled 12VDC or 24VDC fuse protected outputs. Outputs are activated by an open collector sink or normally open (NO) dry trigger input from an Access Control System, Card Reader, Keypad, Push Button, PIR, etc.



  • Voltage - 120VAC, 60Hz
  • Input Fuse - Varies, see Reference Chart


  • Class 2 Rated power-limited PTC Protected Outputs (auto-resettable)
  • Voltage - 12VDC or 24VDC, see Reference Chart
  • Current - Varies, see Reference Chart
  • Protection - PTC 2.5A.
  • Auxiliary - 3.5A (unswitched).
  • Other - Overvoltage protection. Filtered and regulated outputs.

Back-up Battery (not included)

  • Capacity - 12AH / 12VDC (Up to 4 within enclosure). 40 AH / 65 AH (requires separate enclosure)
  • Type - Sealed lead acid or gel type
  • Fuse Rating - Varies, see Reference Chart.
  • Failover - Upon AC loss, instantaneous

Fire Alarm Disconnect

  • Supervised - Latching or non-latching, individually selectable for any or all of the sixteen (16) outputs
  • EOL - 10K Resistor.


  • AC Failure - Form C contacts
  • Battery - Form C contacts
  • Low DC Power Shutdown - Shuts down DC output terminals if battery voltage drops below 71-73% for 12V units and 70-75% for 24V units (depending on the power supply). Prevents deep battery discharge

Indicators (LED)

  • Input - 120VAC is present
  • DC Output - Powered

Indicators (LED) (contd)

  • Relays - Individual LEDs indicate outputs are triggered (relays energized).
  • FACP- Indcates FACP disconnect is triggered.

Agency Listings

  • UL - UL294 - Access Control System Units
  • cUL - ULC-S319-05 - Electronic Access Control Systems Class I equipment, CSA C22.2 No.205 - Signal Equipment.
  • CSFM - California State Fire Marshall Approved
  • CE - European Conformity.

Physical and Environmental

  • Dimensions (H x W x D) - 26 x 19 x 6.25 (660.4mm x 482.6mm x 158.75mm)
  • Product Weight - 32.5 lbs. (14.75 kg)
  • Shipping Weight - 39.5 lbs. (17.9 kg)
  • Operating Temperature - 0C to 49C (32F to 120F)
  • Storage Temperature - -20C to 70C (-4F to 158F)
  • Relative Humidity - 85% +/- 5%
  • BTU/Hr (approx.) - 12VDC - 114

MAXIMAL55FD Specifications PDF


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