Aftermarket Denso Voltage Regulator IN348

Specifications MFR:DENSO DIM 1:57.5mm Mtg. Length FEATURE 1:100% New FEATURE 2:Shorted field& lamp protection NOTE 1:Active lamp function - with output. SPECS FOR:Denso IR/IF Alternators SPECS:12 Volt, A-Circuit, P-IG-L Terminals, 14.4 Vset USED ON Case (2004-2012) ** New Holland Industrial (2003-2008) ** Rem (2004-2009) ** Rigmaster Power Inc. (2004-2009) Replaces Denso 126000-3480, 126000-3630 LESTER NUMBERS 11844, 12651, 12771, 12772 UNIT NUMBERS Carrier Transicold 961012K; Denso 101211-1340, 101211-1380, 101211-1390, 101211-2941, 101211-875, 101211-8750, 101211-8810; Ford SBA18504-6440; Ishikawajima 18504-6440, 18504-6470; JCB 721150865; John Deere LVA12467; Komatsu 600-861-1611; New Holland SBA18504-6440; Yanmar 129240-77200, 129457-77200 VEHICLE APPLICATION Case Tractor - Compact DX18E Shibaura 1.0L 18HP Diesel 2004-2012 DX22E Shibaura 1.0L 22HP Diesel 2005-2012 DX23 Shibaura 1.0L 23HP Diesel 2005-2012 DX25E Shibaura 1.0L 25HP Diesel 2005-2012 DX26 Shibaura 1.1L 26HP Diesel 2005-2012 New Holland Industrial Agricultural Tractor T1010 3 Cyl. 0.95L 954cc 58cid 2008 T1030 3 Cyl. 1.01L 1006cc 61cid 2008 T1110 3 Cyl. 1.13L 1132cc 69cid 2008 TC21DA 3 Cyl. 1.01L 1006cc 61cid 2004-2005 TC23DA 3 Cyl. 1.01L 1006cc 61cid 2005-2007 TC24DA 3 Cyl. 1.13L 1132cc 69cid 2004-2005 TC26DA 3 Cyl. 1.13L 1132cc 69cid 2005-2007 TZ18DA 3 Cyl. 0.95L 954cc 58cid 2006-2007 TZ22DA 3 Cyl. 0.95L 954cc 58cid New Holland 22HP Diesel 2006-2007 TZ25DA 3 Cyl. 1.01L 1006cc 61cid New Holland 25HP Diesel 2006-2007 New Holland Industrial Tractor - Compact Boomer 1020 0.95L 3 Cyl. 20HP Diesel Boomer 1025 1.1L 3 Cyl. 26HP Diesel Boomer 1030 1.1L 3 Cyl. 28HP Diesel TZ24DA New Holland 24HP Diesel 2003-2005 Rigmaster Power Inc. Power Unit Rigmaster 2004-2009 Cummins Engines Medium/Heavy Duty Engine CFP33-F25 L4 3.3L 199cid CFP33-F25 2004-2010 CFP33-F35 L4 3.3L 199cid CFP33-F35 2004-2010 JCB Roller (Static and Vibratory) MV75PD L4 3.9L 239cid Cummins 4BT3.9 2005-2014 VM46D L4 3.9L 239cid Cummins 4BT3.9 2003-2014 VM46PD L4 3.9L 239cid Cummins 4BT3.9 2003-2014 VM75D L4 3.9L 239cid Cummins 4BT3.9 2005-2014 VM75PD L4 3.9L 239cid Cummins 4BT3.9 2005-2014 Komatsu Forklift FD35-10 L4 3.3L 199cid Komatsu SAA4D95LE-5-CX 2008-2009 FD35-10 L4 3.3L 3260cc 199cid Komatsu SAA4D95LE-5-CX 2010-2014 FD35Y-10 L4 3.3L 199cid Komatsu S4D95LE-3-CX 2003-2009 FD35Y-10 L4 3.3L 3260cc 199cid Komatsu S4D95LE-3-CX 2010-2012 FD40-10 L4 3.3L 199cid Komatsu SAA4D95LE-5-CX 2008-2009 FD40-10 L4 3.3L 3260cc 199cid Komatsu SAA4D95LE-5-CX 2010-2014 FD40-10-US L4 3.3L 199cid Komatsu SAA4D95LE-5-CX 2008-2009 FD40-10-US L4 3.3L 3260cc 199cid Komatsu SAA4D95LE-5-CX 2010-2014 FD40Y-10 L4 3.3L 199cid Komatsu S4D95LE-3-CX 2003-2009 FD40Y-10 L4 3.3L 3260cc 199cid Komatsu S4D95LE-3-CX 2010-2012 FD40Z-10-US L4 3.3L 199cid Komatsu SAA4D95LE-5-CX 2008-2009 FD40Z-10-US L4 3.3L 3260cc 199cid Komatsu SAA4D95LE-5-CX 2010-2014 FD40ZY-10 L4 3.3L 199cid Komatsu S4D95LE-3-CX 2003-2009 FD40ZY-10 L4 3.3L 3260cc 199cid Komatsu S4D95LE-3-CX 2010-2012 FD45-10 L4 3.3L 199cid Komatsu SAA4D95LE-5-CX 2008-2009 FD45-10 L4 3.3L 3260cc 199cid Komatsu SAA4D95LE-5-CX 2010-2014 FD45-10-US L4 3.3L 199cid Komatsu SAA4D95LE-5-CX 2008-2009 FD45-10-US L4 3.3L 3260cc 199cid Komatsu SAA4D95LE-5-CX 2010-2014 FD45Y-10 L4 3.3L 199cid Komatsu S4D95LE-3-CX 2003-2009 FD45Y-10 L4 3.3L 3260cc 199cid Komatsu S4D95LE-3-CX 2010-2012 FD50A-10 L4 3.3L 199cid Komatsu SAA4D95LE-5-CX 2005-2009 FD50A-10 L4 3.3L 3260cc 199cid Komatsu SAA4D95LE-5-CX 2010-2014 FD50A-10-US L4 3.3L 199cid Komatsu SAA4D95LE-5-CX 2005-2009 FD50A-10-US L4 3.3L 3260cc 199cid Komatsu SAA4D95LE-5-CX 2010-2014 FD50AY-10 L4 3.3L 199cid Komatsu S4D95LE-3-CX 2003-2009 FD50AY-10 L4 3.3L 3260cc 199cid Komatsu S4D95LE-3-CX 2010-2012 Komatsu Wheel Loader WA100M-5 L4 3.3L 3260cc 199cid Komatsu S4D95LE-3 2007-2009 WA65-5 L4 3.3L 3260cc 199cid Komatsu 4D95LE-3 2005-2009 WA70-5 L4 3.3L 3260cc 199cid Komatsu 4D95LE-3 2005-2009 WA80-5 L4 3.3L 3260cc 199cid Komatsu 4D95LE-3 2005-2010 WA90-5 L4 3.3L 3260cc 199cid Komatsu 4D95LE-3 2005-2010 Massey Ferguson Windrower WR 9220 L4 3.3L 201cid Cummins B3.3 2004-2007 Mustang Skid Steer Loader 2066 L4 3.3L 201cid Cummins B3.3 2004-2012 2076 L4 3.3L 201cid Cummins B3.3 2004-2012 2086 L4 3.3L 201cid Cummins B3.3 2004-2012 Rem Misc. Equipment 2100D 2004-2009 Tug Technologies Aircraft Support Load Lifting Equipment MA-25 L4 3.3L 201cid Cummins B3.3 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.