MadTest Instruments DSM4i1 Adapter Now Available for Rent from Protec

MadTest Instruments DSM4i1 AdapterWhen testing and verifying the pickup levels and time delay settings of Amptector, Digitrip, RMS or Optim trip units. the Eaton Cutler Hammer 140D481G03 Secondary Injection Test Set is used.  However, in the past the Eaton Cutler Hammer 8779C02G03 DS / DS II Adaptor, the Eaton Cutler Hammer 8779C02G04 Magnum Adaptor and the Eaton Cutler Hammer PRTAAPM Auxiliary Power Module have been in short supply and not easily available.

Now there’s an alternative with the MadTest Instruments DSM4i1 Adapter. This adapter option replaces the need for both the 8779C02G03 and 8779C02G04 adapters. 

The unit also offers a 32VDC power supply to replace the PRTAAPMfor DIGITRIP trip units, and the unit is supplied with a standard 120VAC outlet for the 140D481G03 power needs.


The MadTest Instruments DSM4i1 Adapter comes with the following accessories:

  • DS/DSII 9 pin connector 4 feet in length flexed umbilical cord
  • 14 pin connector 4 feet in length flexed umbilical cord
  • 2 pin auxiliary power module connector 6 feet in length flexed umbilical cord
  • 120VAC power cord 10 feet in length.
  • DSM4I1 base unit
  • Pelican case 1520
  • Operating Manual

This electrical test equipment is available for rent, lease, or purchase from Protec Equipment Resources. We are here to help you with your testing equipment needs.

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