Aftermarket Denso Voltage Regulator IN6001

Specifications MFR:DENSO FEATURE 1:100% New  FEATURE 2:Shorted field, lamp & choke protection SPECS FOR:Denso IR/IF Alternators SPECS:12 Volt, B-Circuit, S-IG-L Terminals, 14.2 Vset USED ON Jaguar (1974-2009) ** Lexus (2001-2010) Replaces Denso 0011, 126600-0011, Toyota 27700-50060 LESTER NUMBERS 12660, 13979, 13992 UNIT NUMBERS Denso 104210-3030, 104210-3031, 104210-3032, 104210-3080, 104210-3081, 104210-3082, 104210-3920, 104210-3921, 104210-5040; Ford 2W93-10300-AA, 2W93-10300-AB, 6W83-10300-AA, 9M83-10300-AA; Ford Engineering 2W93-AA, 2W93-AB, 9M83-AA; Jaguar 02C-2P1974, C2C-1310, C2C-19630, C2P-1974; John Deere RE186320, RE257541; Lexus 27060-50280, 27060-50280-84 Vehicle Application John Deere 2-Wheel Drive Tractor 7720 L6 6.8L 6801cc 415cid John Deere 6068HR 2003-2007 7720 L6 8.1L 494cid John Deere 6081HR 2003-2007 7820 6068 Diesel 7820 6081 Diesel 7820 L6 6.8L 6801cc 415cid John Deere 6068HR 2003-2007 7820 L6 8.1L 494cid John Deere 6081HR 2003-2007 John Deere 4-Wheel Drive Tractor 4720 L6 6.8L 6801cc 415cid John Deere 6068HN 2005-2014 7815 6068 Diesel 7815 L6 6.8L 6801cc 415cid John Deere 6068HR 2005-2010 7920 6081 Diesel 7920 L6 6.8L 6801cc 415cid John Deere 6068HR 2003-2007 7920 L6 8.1L 494cid John Deere 6081HR 2003-2007 9120 L6 12.5L 763cid John Deere 6125HR 2002-2007 9220 L6 12.5L 763cid John Deere 6125HR 2002-2007 9320 L6 12.5L 763cid John Deere 6125HR 2002-2007 9320T 6 Cyl. 12.54L 12541cc 765cid 2001-2007 9320T L6 12.5L 763cid John Deere 6125HR 2002-2007 9420 L6 12.5L 763cid John Deere 6125HR 2002-2007 9420T 6 Cyl. 12.54L 12541cc 765cid 2001-2007 9420T L6 12.5L 763cid John Deere 6125HR 2002-2007 9520 L6 12.5L 763cid John Deere 6125HR 2002-2007 9520T 6 Cyl. 12.54L 12541cc 765cid 2002-2007 9520T L6 12.5L 763cid John Deere 6125HR 2002-2007 9620 L6 12.5L 763cid John Deere 6125HR 2004-2007 9620T 6 Cyl. 12.54L 12541cc 765cid 2004-2007 9620T L6 12.5L 763cid John Deere 6125HR 2004-2007 John Deere Agricultural Tractor 4720 4 Cyl. 2.44L 2440cc 149cid 2004-2009 7720 2WD & MFWD 6 Cyl. 6.78L 6724cc 410cid 2003-2006 9120 9220 4WD 6 Cyl. 12.54L 12541cc 765cid 2001-2007 9320 4WD 6 Cyl. 12.54L 12541cc 765cid 2001-2007 9420 4WD 6 Cyl. 12.54L 12541cc 765cid 2001-2007 9620 4WD 6 Cyl. 12.54L 12541cc 765cid 2004-2007 Jaguar Car S-Type V8 4.0L 3996cc 244cid 2002 S-Type V8 4.2L 4196cc 256cid 2003-2004 Vanden Plas V8 4.2L 4196cc 256cid 2004 XJ8 V8 4.2L 4196cc 256cid 2004 XJR V8 4.2L 4196cc 256cid 2004 XK8 V8 4.2L 4196cc 256cid 2003-2004 XKR V8 4.2L 4196cc 256cid 2003-2004 Jaguar - Europe Car S-Type 4200, V8 2003-2010 XJR 4200, V8 2003-2010 XKR 4200, V8 2003-2010 Lexus Car LS430 V8 4.3L 4293cc 2001-2003 SC430 V8 4.3L 4293cc 2002-2010 Features & Benefits Precision aftermarket replacement part Regulates alternator output voltage Helps maintain proper battery charging Supports stable charging system performance Manufactured to match original specifications Designed for dependable long-term operation Ideal for alternator rebuilding and repair Cross-referenced to OEM and aftermarket part numbers     What Does a Voltage Regulator Do? The voltage regulator controls the alternator's output by regulating current supplied to the rotor field winding. As electrical demand changes, the regulator continuously adjusts field current to maintain the proper charging voltage for the battery and the vehicle's electrical system. A properly functioning voltage regulator helps prevent battery overcharging and undercharging while protecting sensitive electrical components from excessive voltage. Because charging system performance depends on the interaction between the regulator, rotor, stator, rectifier, and battery, replacing a faulty regulator is an important step in restoring alternator performance.     Common Signs Replacement Is Needed Replace the voltage regulator if you notice: Battery overcharging Battery not charging Low charging voltage High charging voltage Battery warning light illuminated Intermittent charging problems Headlights that brighten or dim with engine speed Charging system failure during testing Voltage regulator failure discovered during alternator rebuilding     Installation Recommendations Installation should be performed by a qualified technician or experienced alternator rebuilder. Before installing the new regulator, inspect the brushes, brush holder, slip rings, rotor, stator, rectifier, wiring, and electrical connections for signs of wear or damage. Always verify connector configuration and mounting style before installation. After assembly, bench-test the alternator to confirm proper charging voltage and overall charging system performance.     While You're Rebuilding Inspect other common wear components to help maximize charging system reliability: Bearings Brushes Brush Holder Slip Rings Rectifier Diodes Rotor Clutch Pulley Insulators     Why Buy From RC Auto Electric? RC Auto Electric specializes in alternator and starter rebuilding components for professional rebuilders, repair shops, automotive technicians, and DIY enthusiasts. Our extensive catalog includes thousands of OEM and aftermarket electrical components backed by accurate cross-reference information to help simplify part identification and reduce ordering mistakes.     Disclaimer Compatibility information is provided as a reference only. Manufacturing revisions, production changes, and previous rebuilding modifications may affect internal alternator components. Always compare the original part, connector configuration, mounting style, voltage specifications, cross-reference numbers, and product photographs before installation. If you are unsure about compatibility, contact RC Auto Electric before ordering.