This is the Heavy Duty 10A 13.5VDC Power Supply from MRC.

FEATURES: Delivers steady 13.5VDC current to test and break in motors, power
            commutators and tire truing lathes, run small power tools and more
          Thermostatically controlled and fan cooled

INCLUDES: Heavy Duty 10A AC to DC Power Supply with power cord

SPECS:    Length: 6.5" (165mm)
          Width: 3.5" (89mm)
          Height: 2.25" (57mm)
          Input: 120-240VAC 50/60Hz
          Output: 13.5VDC 10 amp

COMMENTS: For indoor use only

                                                                   jxs 11/10/08
                                                                         ir/jxs
                                                              updt jxs 10/07/10