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MDA3925 - High Output Alternator

  • 3D Photo
    MDA3925 3D Photo
  • Front Photo
    MDA3925 Front Photo
  • Rear Photo
    MDA3925 Rear Photo
  • Side Photo
    MDA3925 Side Photo
  • Front Dim Drawing
    MDA3925 Front Dim Drawing
  • Rear Dim Drawing
    MDA3925 Rear Dim Drawing
  • Side Dim Drawing
    MDA3925 Side Dim Drawing
  • Output Curve
    MDA3925 Output Curve
  • Wiring Diagram
    MDA3925 Wiring Diagram
Product Specifications
Spec Value
Item number MDA3925
Sales number 110-877
Series number MDA/P
Special Note Conditions Of Usage
Warning: Prestolite Products are not approved for Aviation applications!
System voltage 24
Output 80
Mounting style J-180
Dimensions in MILLIMETERS
Housing coating RAW
UL Approved No
Mounting bolt size .517
Mounting ear size 1/2-13 UNC
Mounting holes 1
Positive stud size M8
Negative stud size M6
Rectifier location INTERNAL
Shaft diameter 17 MM
Excitation type Self Excite
Regulator location Integral
Regulator number 8RG3119
Diode trio No
Pulley required No
Lamp driver No
Adjustable regulator No
Remote sense No
Smart check No
Batteryless No
Region Priority / Status
USA / Canada Not currently available
United Kingdom / Europe Not currently available
Technical Bulletins
Title / Link Description
MDA-MDP Hardware Kit Hardware Kit for the MDA-MDP series alternators service parts
TSB-3019_MDA-MDP_Hardware.pdf (698 kb)
Remote regulator conversion for MDA-MDP models This TSB covers the procedure for converting an internal regulated alternator to use an external regulator.
TSB-1116_MDA_MDP remote reg conversion.pdf (1.3 mb)
Parts Breakdown
Title / Link Description
MDA-MDP service parts list SP1018 service parts list for MDA/MDP alternators
SP1018_MDA-MDP_parts_list_web.pdf (1.4 mb)
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