Regulator Rectifier | MOSFET | Harley Davidson | Sportster 1200 + 883 | 2014-2015

Item Condition: New

Brand new Mosfet voltage regulator rectifier

It is time to update or replace your voltage regulator with the advanced MOSFET type.

This modern, ultra-reliable design can handle up to 50amp peaks and 30amp continuous 3 phase, 30amp single phase. 
It runs cooler than all OEM diode style regulators. In addition, this rectifier has overheat protection, rather than burn up it will simply turn off for a while and cool off.

  • Direct replacement to your original unit.
  • Plug-and-play, direct fit, easy installation.
  • The quality exceeds the OEM equipment
  • Improved heat sink and charging capabilities
  • Higher grade of electric components.
  • All shipped products are tested
  • One year limited warranty

*All item pictures are accurate, if in doubt do not hesitate and compare our item to your original part.

Used on the following applications:

  • Harley Davidson
    • Sportster 883
      • Super Low - XL883L (2014-15)
      • Roadster - XL883R (2014-15)
      • Iron - XL883N (2014-15)
    • Sportster 1200
      • Seventy Two - XL1200V (2014-15)
      • Forty-Eight - XL1200X (2014-15)
      • Custom Limited - XL1200C (2014-15)
      • Custom - XL1200C (2014-15)

Replaces these genuine manufacturers part numbers:

  • Harley Davidson
    • 74700012

For a full application / interchanges listing, please see our part Application / Fitment section below.

SKU: RM30515

£133.50 (£111.25 exc. VAT)

Lead Time: Aprox 1 working day

Item in stock



Dimensions : 
Width : 66mm
Length : 110mm
Height : 41mm
Fixation holes center to center : 80mm


Other specifications : 
Number of plugs : 2
Number of pins : 4
Minimum Charging Voltage: 14.5V +/- 0.5V 
Maximum Charging Current: 50A/500W 
Open Circuit Voltage: <15V 
Operation Temperature: -20⁰ to 85⁰

Before installing your new voltage regulator rectifier;

  • Check the AC output of the stator.
  • Replace any burned or corroded connectors on stator and regulator/rectifier
  • Check and repair any melted wiring.
  • Use hi-temp dielectric grease on all connectors.



    Limited 12 months Warranty Offered on all products except CDIs.

Click and collect | Order by 3pm for same day dispatch

Click the model to see other products for that vehicle

Part Application / Fitment

Model Code Year Engine
XL Sportster 1200C Custom RM30515 1200 HARLEY-DAVIDSON 2014
XL Sportster 1200CA Custom Ltd. A RM30515 1200 HARLEY-DAVIDSON 2014
XL Sportster 1200T Super Low RM30515 1200 HARLEY-DAVIDSON 2015
XL Sportster 1200V Seventy-Two RM30515 1200 HARLEY-DAVIDSON 2014
XL Sportster 1200X Forty-Eight RM30515 1200 HARLEY-DAVIDSON 2014
XL Sportster 883L Super Low RM30515 883 HARLEY-DAVIDSON 2014
XL Sportster 883N Iron RM30515 883 HARLEY-DAVIDSON 2014
XL Sportster 883R Roadster RM30515 883 HARLEY-DAVIDSON 2014

Interchanges / Cross References

Manufacturer No Manufacturer Name
74700012 Harley Davidson
74700012 HarleyDavidson


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