Honda Small Engine Regulators and Rectifiers

Find your Honda small engine regulators and rectifiers below. Select a Honda engine regulator or rectifiers to view its description. Search above with your Honda regulator or rectifier numbers. If your Honda regulators or rectifiers aren't listed, contact us.

  • 10A rectifier
  • Fits Honda engines GCV520U (QEA1, QEA9), GCV530, and GCV530U QEA1
  • Fits Honda engines GX610, GX610K1, GX610R1 QZE, and GX610U1
  • Fits Honda engines GX620, GX620K1, GX620R1, and GX620U1 
  • Fits Honda engines GX670 (VXC2, VXE2), GX670R VXE2, and GX670U VXE2
  • Fits Honda engines GXV520U, GXV530 (specs starting with "Q"), and GXV530U (QRA4, QRA5, QXA4, QXA5)
  • Fits Honda engines GXV610 (QAE, QWA, QWA4, QWC), GXV610K1 QWA, GXV610R1 QWA, and GXV610U1 QWA
  • Fits Honda engines GXV620 (QAE, QWA, QWC, QWE), GXV620K1 QWA, GXV620R1 QWA, and GXV620U1 (QWA, QWA6)


  • 20A regulator rectifier
  • Replaces Honda regulator rectifier 31620-ZG5-023
  • Fits Honda engines GCV520U WEE1 and GCV530 QEA3
  • Fits Honda engines GX240K1, GX240U1, GX240UT1, GX240UT2, GX270, GX270U QAR2, and GX270UT QAR2
  • Fits Honda engines GX340K1, GX340U1, GX340UT1 QNR2, and GX340UT2 (QAH2, QNR2)
  • Fits Honda engines GX390K1 (QNR2, QWH2), and GX390U1 (QNR2, QNR6, QWH2), GX390UT1 QNR2, and GX390UT2 QNR2
  • Fits Honda engines GX610, GX610K1, GX610R1, GX610U1, GX620, GX620K1, GX620R1, and GX620U1
  • Fits Honda engines GX640, GX670, GX670R, and GX670U
  • Fits Honda engines GXV520U QEA3, GXV530 (JXA3, QEA3, UXE3) and GXV530U (QEA3, UXE3)
  • Fits Honda engines GXV610, GXV610K1 QAF, GXV610R1 QAF, and GXV610U1 (QAF, QYF4)
  • Fits Honda engines GXV620, GXV620K1, GXV620R1, GXV620U1, GXV670, GXV670R, and GXV670U


  • Regulator rectifier
  • Fits Honda engines GCV530 (DXA, DXA1) and GCV530U SEE2
  • Fits Honda engines GXV530 (DXA, EEA1) and GXV530 PXA1 (use up to engine SN 1017807)
  • Fits Honda engines GXV530U (DXA1, DXA2, EEA1)


  • 10A rectifier
  • Fits Honda engines GX160K1, GX160U1, GX160UT1, GX160UT2, GX200U, and GX200UT
  • Fits Honda engines GX240 QAE, GX240K1 PAE, GX270 (QSC, QSC9, QSE2), GX270U, and GX270UT (QKE4, QSE8)
  • Fits Honda engines GX340 QAE, GX340K1, GX340R1 QNB2, GX340RT1, GX340RT2 QNB2, GX340U1, GX340UT1 QNE2,  and GX340UT2 QNE2
  • Fits Honda engineGX390K1, GX390R1 QNB2, GX390RT1 QNB2, GX390RT2 QNB2, GX390U1, GX390U2, GX390UT1, and GX390UT2
  • Fits Honda engineGX620K1 VXC and GX670 VXC
  • Fits Honda engineGXV270 (DAP3, DAP4), GXV340 (DAP3, DAP4), and GXV340UT2 (DCA1, DCAG)
  • Fits Honda engineGXV390A1 DETR, GXV390RT1 DETR, GXV390T1 DETR, GXV390UA1 DETR, and GXV390UT1 (DCA, DETR, DFWT)


  • 20A rectifier
  • Fits Honda engines GX390UT2 QZNR, GX440IU QPA4, GX660R (BAF, BDW, BXF, TAF, TDW, TXA2), and GX690R (BAF, BDW, BXF, TAF, TDW, TXA2)
  • Fits Honda engines GXV630R (QAF, QYF, QYF2, TAF, TAF2)
  • Fits all Honda engines GXV660R
  • Fits Honda engines GXV690R (TAF, TAF2)


  • Rectifier
  • Fits Honda engines GXV270, GXV340, GXV340A2 (DAS, DE33, DET3), GXV340K1 (DAE, DAET, DE33, DET3), GXV340K2 (DAS, DE33, DET3), GXV340RT2 DAS, GXV340UA2 (DAS, DE33, ET3), and GXV340UT2 (DAS, DE33, DET3)
  • Fits Honda engines GXV390 (DAE, DAET, DE33, DET3), GXV390A1 (DAS, DE33, DET3), GXV390K1 (DAS, DE33, DET3), GXXV390RT1 DAS, and GXV390T1 DE33
  • Fits Honda engines GXV390UA1 (DAS, DE33, DET3), and GXV390UT1 (DAS, DAU, DE33, DET3)


We supply Honda small engine regulators and rectifiers.

Most parts are in stock (in-house or factory) and will ship within 3 business days. Most non-stock items are available to ship within 5 business days. Expedited orders will be shipped as requested. We will notify you of any delays that will extend beyond normal delivery times.

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