1277790 - High Output Alternator

  • 3D Photo
    1277790 3D Photo
  • Front Photo
    1277790 Front Photo
  • Rear Photo
    1277790 Rear Photo
  • Side Photo
    1277790 Side Photo
  • Rear Dim Drawing
    1277790 Rear Dim Drawing
  • Side Dim Drawing
    1277790 Side Dim Drawing
  • Output Curve
    1277790 Output Curve
  • Wiring Diagram
    1277790 Wiring Diagram
  • Label
    1277790 Label
 
Product Specifications
Spec Value
Item number 1277790
Sales number N/A
Series number AC172R/RA/TRA
Notes INSULATED RETURN, OVER VOLTAGE AND SURGE PROTECTED, SWUNG MOUNT
System voltage 24
Output 120
Dimensions in MILLIMETERS
Rotation BI-DIRECTIONAL
Housing coating PAINTED
UL Approved No
Positive stud size M8X1.25
Negative stud size M6X1
Rectifier location INTERNAL
Shaft diameter  
Excitation type  
Regulator location Integral
Regulator number AC172
Diode trio Yes
Pulley included No
Lamp driver Yes
Adjustable regulator No
Remote sense No
Smart check No
Batteryless No
 
 
Similar Product
We have another model that is equivalent to 1277790
861338  
 
Availability
Region Priority / Status
United Kingdom / Europe Limited (W)
 
Product status
Status Number
Equivalent to 861338
 
Technical Bulletin
Title / Link Description
AC172R Alternator Service Manual Service manual for the AC172R family of alternators.
TSM4011_AC172R-Alt_Service_Manual.pdf (4.1 mb)
 
Literature
Title / Link Description
AC172RA Alternator Series AC172RA alternator series replacements for Bosch T1 alternators.
FL4185_4_AC172RA.pdf (1.1 mb)
Bus and Coach Application Catalogue Bus and coach application catalogue for alternators and starter motors.
PP4042_BusCoach Catalogue.pdf (7.6 mb)
 
Cross Reference Numbers
CompanyPart numberComment
BOSCH 0120689516  
BOSCH 0120689524  
BOSCH 0120689550  
DELCO REMY 19025340  
DELCO REMY DRA0502  
IVECO 4775918  
IVECO 4798922  
IVECO 4831585  
KASSBOHRER 7421356000  
LUCAS X LRA02526  
MERCEDES BENZ 0121544702  
MERCEDES BENZ 0121545002  
MERCEDES BENZ A0121544702  
MERCEDES BENZ A0121545002  
 

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