Power Manager (PM4)

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Electronic Solutions Ulm: Power Manager (PM4)

Summary: The PM4 can control 4 independent power sub-districts: Each be set up as either a Short Circuit Manager or an Auto-Reversing Controller. A separate booster can power each of these sub-districts or multiple boosters can power any combination.

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General information
DCC Category
Manufacturer Electronic Solutions Ulm
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Manufacturer Part Number
Common Name Power Manager
UPC Number
Release information

Product URL [product/0/ External Product Link]
Product Manual File File Link
Product Specifications File File Link
Year Released 2000
Year EOL 2002
Has computer interface
Firmware Upgrade Possible
Successor PM42
Misc Details
Height 0.75 in1.905 cm <br />19.05 mm <br />0.019 m <br />0.0625 ft <br />
Length 4.25 in10.795 cm <br />107.95 mm <br />0.108 m <br />0.354 ft <br />
Width 4.5 in11.43 cm <br />114.3 mm <br />0.114 m <br />0.375 ft <br />


  • Cost effective power management for four power sub-districts
  • Short circuit management or auto-reversing for each sub-district
  • Increases layout reliability by preempting booster shutdowns, minimizes downtime by automatically restarting once the short is cleared.
  • User selectable short circuit detection sensitivity to optimize operation with other layout equipment
  • Auto-Reversing manages phase mismatches on reversing track sections
  • Auto-Reversing is automatic, no need for toggle switches or additional boosters
  • PM4 connects to LocoNet to transmit information


  • No FAQs link to this page.

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