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MDA3920 - High Output Alternator

  • Front Dim Drawing
    MDA3920 Front Dim Drawing
  • Rear Dim Drawing
    MDA3920 Rear Dim Drawing
  • Side Dim Drawing
    MDA3920 Side Dim Drawing
  • Output Curve
    MDA3920 Output Curve
  • Wiring Diagram
    MDA3920 Wiring Diagram
 
Product Specifications
Spec Value
Item number MDA3920
Sales number 110-872
Series number MDA/P
Notes CLASS 6, 7 AND 8 VEHICLES
System voltage 24
Output 80
Mounting style BOSCH MT
Dimensions in INCHES
Rotation CLOCKWISE
Housing coating RAW
UL Approved No
Mounting bolt size .41
Spool length 3.15
Mounting ear size .45
Mounting holes 2
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 included No
Lamp driver No
Adjustable regulator No
Remote sense No
Smart check No
Batteryless No
 
Availability
Region Priority / Status
USA / Canada Not currently available
United Kingdom / Europe Not currently available
 
Product status
Status Number
Superseded by 860559
 
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)
 
Numbers Our Customers Use
CompanyPart number
ASHDOWN INDUSTRIES 03-23920
PACCAR PARTS MDA3920
WOOD AUTO SUPPLIES LTD ALT32035
 
Cross Reference Numbers
CompanyPart numberComment
MERCEDES BENZ 0051543402  
 
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