ESR441 Regulator/Rectifier Yamaha ATV
$ 74.00
ESR441 is a high quality regulator/rectifier that is used on various Yamaha and Suzuki ATV models. Our ESR441 is small but packs a lot of punch: our latest generation power electronics and a highly efficient heat sink allow for cool running and excellent power characteristics and it far outperforms the similar sized OEM regulator it replaces.
ESR441 output voltage is very stable which provides for a perfect charge rate for the battery, and it runs extremely cool due to the advanced circuit design.
ElectroSport's ESR441 is supplied with a full one year warranty.
This product is known to fit:
1999 YAMAHA YFM600 GRIZZLY / GRIZZLY HUNTING / 4WD
2000 YAMAHA YFM400 Kodiak 2WD
2000 YAMAHA YFM400 Kodiak 4WD
2000 YAMAHA YFM600 GRIZZLY / GRIZZLY HUNTING / 4WD
2001 YAMAHA YFM250 Bear Tracker
2001 YAMAHA YFM400 Kodiak 2WD
2001 YAMAHA YFM400 Kodiak 4WD
2001 YAMAHA YFM600 GRIZZLY / GRIZZLY HUNTING / 4WD
2001 YAMAHA YFZ660 RAPTOR
2002 SUZUKI LT-A400 Eiger 2WD Automatic
2002 SUZUKI LT-A400F Eiger 4x4 Automatic
2002 SUZUKI LT-F400 Eiger 2WD Manual
2002 SUZUKI LT-F400F Eiger 4x4 Manual
2002 YAMAHA YFM250 Bear Tracker
2002 YAMAHA YFM400 BIG BEAR 400 2WD /+Realtree
2002 YAMAHA YFM400 BIG BEAR 400 4x4 /+Realtree
2002 YAMAHA YFM400 Kodiak 4WD
2002 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2002 YAMAHA YFZ660 RAPTOR 660
2003 SUZUKI LT-A400 Eiger 2WD Automatic
2003 SUZUKI LT-A400C Eiger
2003 SUZUKI LT-A400F Eiger 4x4 Automatic
2003 SUZUKI LT-F400 Eiger 2WD Manual
2003 SUZUKI LT-F400F Eiger 4x4 Manual
2003 YAMAHA YFM250 Bear Tracker
2003 YAMAHA YFM400 BIG BEAR 400 2WD /+Realtree
2003 YAMAHA YFM400 BIG BEAR 400 4x4 /+Realtree
2003 YAMAHA YFM400 KODIAK 400 / 4x4
2003 YAMAHA YFM450 KODIAK 450 4WD / 4x4
2003 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2003 YAMAHA YFZ660 RAPTOR 660
2004 SUZUKI LT-A400 Eiger 2WD Automatic
2004 SUZUKI LT-A400C Eiger
2004 SUZUKI LT-A400F Eiger 4x4 Automatic
2004 SUZUKI LT-F400 Eiger 2WD Manual
2004 SUZUKI LT-F400F Eiger 4x4 Manual
2004 YAMAHA YFM125 Grizzly
2004 YAMAHA YFM250 Bear Tracker
2004 YAMAHA YFM350 BRUIN 350 Auto 2WD
2004 YAMAHA YFM350 BRUIN 350 Auto 4x4
2004 YAMAHA YFM400 BIG BEAR 400 2WD /+Realtree
2004 YAMAHA YFM400 BIG BEAR 400 4x4 /+Realtree
2004 YAMAHA YFM400 KODIAK 400 4x4 / 4WD
2004 YAMAHA YFM450 KODIAK 450 4WD / 4x4
2004 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2004 YAMAHA YFZ350 RAPTOR 350 / SE / SE2
2004 YAMAHA YFZ660 RAPTOR 660
2005 SUZUKI LT-A400C Eiger
2005 SUZUKI LT-A400F Eiger 4x4 Automatic
2005 SUZUKI LT-F400F Eiger 4x4 Manual
2005 YAMAHA YFM125 Grizzly
2005 YAMAHA YFM250 Bruin 2WD
2005 YAMAHA YFM350 BRUIN 350 2WD
2005 YAMAHA YFM350 BRUIN 350 4x4 / 4WD / 4WD HUNTER
2005 YAMAHA YFM400 BIG BEAR 400 4x4 /+Realtree
2005 YAMAHA YFM400 KODIAK 400 4x4 / 4WD
2005 YAMAHA YFM450 KODIAK 450 4WD / 4x4
2005 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2005 YAMAHA YFZ350 RAPTOR 350 / SE / SE2
2005 YAMAHA YFZ660 RAPTOR 660
2006 SUZUKI LT-A400F Eiger 4x4 Automatic
2006 SUZUKI LT-F400F Eiger 4x4 Manual
2006 SUZUKI LT-R450 Quadracer
2006 YAMAHA YFM125 Grizzly
2006 YAMAHA YFM250 Bruin 2WD
2006 YAMAHA YFM250 Bruin 4WD
2006 YAMAHA YFM350 BRUIN 350 2WD
2006 YAMAHA YFM350 BRUIN 350 4x4 / 4WD / 4WD HUNTER
2006 YAMAHA YFM350 Wolverine 350 / 2WD / SPORT
2006 YAMAHA YFM400 BIG BEAR 400 4x4 /+Realtree
2006 YAMAHA YFM400 KODIAK 400 4x4 / 4WD
2006 YAMAHA YFM450 KODIAK 450 4WD / 4x4
2006 YAMAHA YFM450 WOLVERINE 450 4x4/4WD Sport SE/Auto
2006 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2006 YAMAHA YFM700 RAPTOR 700 R / SE /
2006 YAMAHA YFZ350 RAPTOR 350 / SE / SE2
2007 MALAGUTI Password 250
2007 SUZUKI LT-A400F Eiger 4x4 Automatic
2007 SUZUKI LT-F400F Eiger 4x4 Manual
2007 SUZUKI LT-R450 Quadracer
2007 YAMAHA YFM125 Grizzly
2007 YAMAHA YFM250 Big Bear
2007 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2007 YAMAHA YFM350 Wolverine 350 / 2WD / SPORT
2007 YAMAHA YFM400 GRIZZLY 400 / HUNTER 4x4
2007 YAMAHA YFM450 GRIZZLY 450 4WD/4X4 / HUNTER / Spec. Ed.
2007 YAMAHA YFM450 WOLVERINE 450 4x4/4WD Sport SE/Auto
2007 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2007 YAMAHA YFM700 RAPTOR 700 R / SE /
2007 YAMAHA YFZ350 RAPTOR 350 / SE / SE2
2008 MALAGUTI Password 250
2008 SUZUKI LT-A400 King Quad
2008 SUZUKI LT-A400F Eiger 4x4
2008 SUZUKI LT-R450 Quadracer
2008 YAMAHA YFM125 Grizzly
2008 YAMAHA YFM250 Big Bear
2008 YAMAHA YFM250 RAPTOR 250
2008 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2008 YAMAHA YFM350 Wolverine 350 / 2WD / SPORT
2008 YAMAHA YFM450 GRIZZLY 450 4WD/4X4 / HUNTER / Spec. Ed.
2008 YAMAHA YFM450 WOLVERINE 450 4x4/4WD Sport SE/Auto
2008 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2008 YAMAHA YFM700 RAPTOR 700 R / SE /
2008 YAMAHA YFZ350 RAPTOR 350
2009 SUZUKI LT-A400 King Quad
2009 SUZUKI LT-A400F Eiger 4x4
2009 SUZUKI LT-R450 Quadracer
2009 SUZUKI LT-Z400 Quadsport
2009 YAMAHA YFM125 Grizzly
2009 YAMAHA YFM250 Big Bear
2009 YAMAHA YFM250 RAPTOR 250
2009 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2009 YAMAHA YFM350 Wolverine 350 / 2WD / SPORT
2009 YAMAHA YFM450 GRIZZLY 450 4WD/4X4 / HUNTER / Spec. Ed.
2009 YAMAHA YFM450 WOLVERINE 450 4x4/4WD Sport SE/Auto
2009 YAMAHA YFM700 RAPTOR 700 R / SE /
2009 YAMAHA YFZ350 RAPTOR 350
2009 YAMAHA YFZ450R / X - EFI
2010 YAMAHA YFM125 Grizzly
2010 YAMAHA YFM250 RAPTOR 250
2010 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2010 YAMAHA YFM450 GRIZZLY 450 4WD/4X4 / HUNTER / Spec. Ed.
2010 YAMAHA YFM450 WOLVERINE 450 4x4/4WD Sport SE/Auto
2010 YAMAHA YFM700 RAPTOR 700 R / SE /
2010 YAMAHA YFZ350 RAPTOR 350
2010 YAMAHA YFZ450R / X - EFI
2011 MALAGUTI Password 250
2011 YAMAHA YFM125 Grizzly
2011 YAMAHA YFM250 RAPTOR 250
2011 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2011 YAMAHA YFM700 RAPTOR 700 R / SE /
2011 YAMAHA YFZ350 RAPTOR 350
2011 YAMAHA YFZ450R / X - EFI
2012 MALAGUTI Password 250
2012 SUZUKI LT-Z400 Quadsport
2012 YAMAHA YFM125 Grizzly
2012 YAMAHA YFM250 RAPTOR 250
2012 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2012 YAMAHA YFM700 RAPTOR 700 R / SE /
2012 YAMAHA YFZ350 RAPTOR 350
2012 YAMAHA YFZ450R / X - EFI
2013 SUZUKI LT-Z400 Quadsport
2013 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2013 YAMAHA YFM700 RAPTOR 700 R / SE /
2013 YAMAHA YFZ350 RAPTOR 350
2013 YAMAHA YFZ450R / X - EFI
2014 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2014 YAMAHA YFM700 RAPTOR 700 R / SE /
2014 YAMAHA YFZ450R / X - EFI
2015 YAMAHA YFM700 RAPTOR 700 R / SE /
2015 YAMAHA YFZ450R / X - EFI
2016 YAMAHA YFM700 RAPTOR 700 R / SE /
2016 YAMAHA YFZ450R / X - EFI
1999 YAMAHA YFM600 GRIZZLY / GRIZZLY HUNTING / 4WD
2000 YAMAHA YFM400 Kodiak 2WD
2000 YAMAHA YFM400 Kodiak 4WD
2000 YAMAHA YFM600 GRIZZLY / GRIZZLY HUNTING / 4WD
2001 YAMAHA YFM250 Bear Tracker
2001 YAMAHA YFM400 Kodiak 2WD
2001 YAMAHA YFM400 Kodiak 4WD
2001 YAMAHA YFM600 GRIZZLY / GRIZZLY HUNTING / 4WD
2001 YAMAHA YFZ660 RAPTOR
2002 SUZUKI LT-A400 Eiger 2WD Automatic
2002 SUZUKI LT-A400F Eiger 4x4 Automatic
2002 SUZUKI LT-F400 Eiger 2WD Manual
2002 SUZUKI LT-F400F Eiger 4x4 Manual
2002 YAMAHA YFM250 Bear Tracker
2002 YAMAHA YFM400 BIG BEAR 400 2WD /+Realtree
2002 YAMAHA YFM400 BIG BEAR 400 4x4 /+Realtree
2002 YAMAHA YFM400 Kodiak 4WD
2002 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2002 YAMAHA YFZ660 RAPTOR 660
2003 SUZUKI LT-A400 Eiger 2WD Automatic
2003 SUZUKI LT-A400C Eiger
2003 SUZUKI LT-A400F Eiger 4x4 Automatic
2003 SUZUKI LT-F400 Eiger 2WD Manual
2003 SUZUKI LT-F400F Eiger 4x4 Manual
2003 YAMAHA YFM250 Bear Tracker
2003 YAMAHA YFM400 BIG BEAR 400 2WD /+Realtree
2003 YAMAHA YFM400 BIG BEAR 400 4x4 /+Realtree
2003 YAMAHA YFM400 KODIAK 400 / 4x4
2003 YAMAHA YFM450 KODIAK 450 4WD / 4x4
2003 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2003 YAMAHA YFZ660 RAPTOR 660
2004 SUZUKI LT-A400 Eiger 2WD Automatic
2004 SUZUKI LT-A400C Eiger
2004 SUZUKI LT-A400F Eiger 4x4 Automatic
2004 SUZUKI LT-F400 Eiger 2WD Manual
2004 SUZUKI LT-F400F Eiger 4x4 Manual
2004 YAMAHA YFM125 Grizzly
2004 YAMAHA YFM250 Bear Tracker
2004 YAMAHA YFM350 BRUIN 350 Auto 2WD
2004 YAMAHA YFM350 BRUIN 350 Auto 4x4
2004 YAMAHA YFM400 BIG BEAR 400 2WD /+Realtree
2004 YAMAHA YFM400 BIG BEAR 400 4x4 /+Realtree
2004 YAMAHA YFM400 KODIAK 400 4x4 / 4WD
2004 YAMAHA YFM450 KODIAK 450 4WD / 4x4
2004 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2004 YAMAHA YFZ350 RAPTOR 350 / SE / SE2
2004 YAMAHA YFZ660 RAPTOR 660
2005 SUZUKI LT-A400C Eiger
2005 SUZUKI LT-A400F Eiger 4x4 Automatic
2005 SUZUKI LT-F400F Eiger 4x4 Manual
2005 YAMAHA YFM125 Grizzly
2005 YAMAHA YFM250 Bruin 2WD
2005 YAMAHA YFM350 BRUIN 350 2WD
2005 YAMAHA YFM350 BRUIN 350 4x4 / 4WD / 4WD HUNTER
2005 YAMAHA YFM400 BIG BEAR 400 4x4 /+Realtree
2005 YAMAHA YFM400 KODIAK 400 4x4 / 4WD
2005 YAMAHA YFM450 KODIAK 450 4WD / 4x4
2005 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2005 YAMAHA YFZ350 RAPTOR 350 / SE / SE2
2005 YAMAHA YFZ660 RAPTOR 660
2006 SUZUKI LT-A400F Eiger 4x4 Automatic
2006 SUZUKI LT-F400F Eiger 4x4 Manual
2006 SUZUKI LT-R450 Quadracer
2006 YAMAHA YFM125 Grizzly
2006 YAMAHA YFM250 Bruin 2WD
2006 YAMAHA YFM250 Bruin 4WD
2006 YAMAHA YFM350 BRUIN 350 2WD
2006 YAMAHA YFM350 BRUIN 350 4x4 / 4WD / 4WD HUNTER
2006 YAMAHA YFM350 Wolverine 350 / 2WD / SPORT
2006 YAMAHA YFM400 BIG BEAR 400 4x4 /+Realtree
2006 YAMAHA YFM400 KODIAK 400 4x4 / 4WD
2006 YAMAHA YFM450 KODIAK 450 4WD / 4x4
2006 YAMAHA YFM450 WOLVERINE 450 4x4/4WD Sport SE/Auto
2006 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2006 YAMAHA YFM700 RAPTOR 700 R / SE /
2006 YAMAHA YFZ350 RAPTOR 350 / SE / SE2
2007 MALAGUTI Password 250
2007 SUZUKI LT-A400F Eiger 4x4 Automatic
2007 SUZUKI LT-F400F Eiger 4x4 Manual
2007 SUZUKI LT-R450 Quadracer
2007 YAMAHA YFM125 Grizzly
2007 YAMAHA YFM250 Big Bear
2007 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2007 YAMAHA YFM350 Wolverine 350 / 2WD / SPORT
2007 YAMAHA YFM400 GRIZZLY 400 / HUNTER 4x4
2007 YAMAHA YFM450 GRIZZLY 450 4WD/4X4 / HUNTER / Spec. Ed.
2007 YAMAHA YFM450 WOLVERINE 450 4x4/4WD Sport SE/Auto
2007 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2007 YAMAHA YFM700 RAPTOR 700 R / SE /
2007 YAMAHA YFZ350 RAPTOR 350 / SE / SE2
2008 MALAGUTI Password 250
2008 SUZUKI LT-A400 King Quad
2008 SUZUKI LT-A400F Eiger 4x4
2008 SUZUKI LT-R450 Quadracer
2008 YAMAHA YFM125 Grizzly
2008 YAMAHA YFM250 Big Bear
2008 YAMAHA YFM250 RAPTOR 250
2008 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2008 YAMAHA YFM350 Wolverine 350 / 2WD / SPORT
2008 YAMAHA YFM450 GRIZZLY 450 4WD/4X4 / HUNTER / Spec. Ed.
2008 YAMAHA YFM450 WOLVERINE 450 4x4/4WD Sport SE/Auto
2008 YAMAHA YFM660 GRIZZLY 660 LIM / WETLAND / HUNTER 4X4
2008 YAMAHA YFM700 RAPTOR 700 R / SE /
2008 YAMAHA YFZ350 RAPTOR 350
2009 SUZUKI LT-A400 King Quad
2009 SUZUKI LT-A400F Eiger 4x4
2009 SUZUKI LT-R450 Quadracer
2009 SUZUKI LT-Z400 Quadsport
2009 YAMAHA YFM125 Grizzly
2009 YAMAHA YFM250 Big Bear
2009 YAMAHA YFM250 RAPTOR 250
2009 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2009 YAMAHA YFM350 Wolverine 350 / 2WD / SPORT
2009 YAMAHA YFM450 GRIZZLY 450 4WD/4X4 / HUNTER / Spec. Ed.
2009 YAMAHA YFM450 WOLVERINE 450 4x4/4WD Sport SE/Auto
2009 YAMAHA YFM700 RAPTOR 700 R / SE /
2009 YAMAHA YFZ350 RAPTOR 350
2009 YAMAHA YFZ450R / X - EFI
2010 YAMAHA YFM125 Grizzly
2010 YAMAHA YFM250 RAPTOR 250
2010 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2010 YAMAHA YFM450 GRIZZLY 450 4WD/4X4 / HUNTER / Spec. Ed.
2010 YAMAHA YFM450 WOLVERINE 450 4x4/4WD Sport SE/Auto
2010 YAMAHA YFM700 RAPTOR 700 R / SE /
2010 YAMAHA YFZ350 RAPTOR 350
2010 YAMAHA YFZ450R / X - EFI
2011 MALAGUTI Password 250
2011 YAMAHA YFM125 Grizzly
2011 YAMAHA YFM250 RAPTOR 250
2011 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2011 YAMAHA YFM700 RAPTOR 700 R / SE /
2011 YAMAHA YFZ350 RAPTOR 350
2011 YAMAHA YFZ450R / X - EFI
2012 MALAGUTI Password 250
2012 SUZUKI LT-Z400 Quadsport
2012 YAMAHA YFM125 Grizzly
2012 YAMAHA YFM250 RAPTOR 250
2012 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2012 YAMAHA YFM700 RAPTOR 700 R / SE /
2012 YAMAHA YFZ350 RAPTOR 350
2012 YAMAHA YFZ450R / X - EFI
2013 SUZUKI LT-Z400 Quadsport
2013 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2013 YAMAHA YFM700 RAPTOR 700 R / SE /
2013 YAMAHA YFZ350 RAPTOR 350
2013 YAMAHA YFZ450R / X - EFI
2014 YAMAHA YFM350 GRIZZLY 350 4x4 / 4WD / IRS / HUNTER
2014 YAMAHA YFM700 RAPTOR 700 R / SE /
2014 YAMAHA YFZ450R / X - EFI
2015 YAMAHA YFM700 RAPTOR 700 R / SE /
2015 YAMAHA YFZ450R / X - EFI
2016 YAMAHA YFM700 RAPTOR 700 R / SE /
2016 YAMAHA YFZ450R / X - EFI
