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The 8 Best powersports voltage regulators of 2025

Are you trying to find powersports voltage regulators among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling powersports voltage regulators on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 23 hours of research and did 15 powersports voltage regulators tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best powersports voltage regulators you can buy today

No. 1
21066-7011 21066-0740 Voltage Regulator Rectifier Powersports Compatible with Kawasaki FX751V FX850V
  • Voltage Regulator Rectifier Compatible with: Kawasaki FH381V、 FH430V、FH451V、FH480V、FH500V、 FH531V、FH541V、FH580V、FH601D、FH601V、FH641D、FH641V、FH661V、FH680D、FH680V、FH721D、FH721V、FH770D、FS600V、FS651V、FS730V、FX481V、FX600V、FX691V、FX730V、FX751V、FX801V、FX850V、FX921V、FXT00V
  • Replacement Part Numbers: 21066-7011, 21066-7003, 21066-7001, 21066-7006
  • 21066-7011 Voltage Regulator: The voltage regulator has a rated voltage of 15~20 amps, converts AC into DC, maintains the stability of the output voltage, improves ignition efficiency, rectifies the power supply
  • Original Factory Standard: The voltage regulator rectifier is made of high-quality aluminum material to ensure uniform heat dissipation of electronic components. Direct replacement of defective or damaged rectifiers can effectively improve voltage instability and avoid damage to the power supply system
  • Wide Adaptation: This rectifier regulator is replacement for Kawasaki FH, FS and FX series engines, including Toro, Spartan and Hustler riding mowers
SaleNo. 2
Voltage Regulator Rectifier Powersports Replacement 21066-7011 Fits for Kawasaki FX730V FR651V FR691V FS600V FR730V FS730V FX651V FS651V FX691V FS691V FR600V FX600V FR541V FX541V FS541V
  • Replace Part Number: 21066-7011
  • Compatibility: The voltage regulator rectifier fits for Kawasaki FH381V FH430V FH500V FH541V FH580V FH601V FH641V FH680V FH721V FX730V FX751V FX801V FX850V FX921V FXT00V
  • Voltage: The rated power of the voltage regulator is 15 & 20 amps, which can effectively convert alternating current to direct current
  • Good Quality: The voltage regulator is made of high-quality materials, which are 100% quality tested before leaving the factory, and are durable
  • After-sale Service: We will offer a 12 months service, if there is any problem in use, Please contact us at any time, we will respond within 12 hours
No. 3
Voltage Regulator Rectifier Replacement for Magnum 500 Scrambler 500 Sportsman 500 1998-2002
  • Regulator rectifier can stabilize the current, protect the electrical system and prolong the service life of the vehicle
  • This rectifier is responsible for converting the alternating current from the stator to direct current
  • The rectifier can adjust the voltage level to prevent overvoltage and overcurrent
  • Plug-and-play, easy to install and a direct replacement for your original rectifier
  • Please check the fitment information before purchase to ensure proper installation
No. 4
Polaris Ranger Voltage Regulator, Genuine OEM Part 4016868, Qty 1
  • Polaris Engineered service parts deliver unmatched performance and fit for your vehicle. Each one is meticulously crafted to match your machine and has been extensively tested in the field so you can ride with 100% confidence.
No. 5
XQSMWF 21066-7011 Voltage Regulator Rectifier Powersports Compatible with Kawasaki FH & FX Series Engines Replace 21066-7001 21066-7003 21066-7006
  • Part number:21066-7011, 21066-7003, 21066-7001, 21066-7006, 21066 7011,210667011
  • Compatible with Kawasaki:FH541V FH580V FX730V FX751V FX801V FX850V FX921V FX1000V FH601V FH641V FH680V FH721V FH381V FH430V FH500V
  • Package Included:1x Voltage Regulator.Voltage:15&20 Amp.Product specifications and models can perfectly meet your needs. You can use our products with confidence
  • Time-saving: We will provide technical guidance, allowing you to complete the car repair and maintenance at home, without the need to go to a professional repair shop, saving you time
  • Strict Quality Control: We implement strict quality control standards before the products reach you. Each product is inspected and tested several times before shipment
No. 6
Voltage Regulator Rectifier For Polaris Sportsman 850 10-16/Sportsman 570 14-18/Sportsman 450 16-18/Sportsman 550 10-14/Scrambler 1000 14-16/Sportsman 1000/ETX/Polaris Hawkeye 325 4012678 4014543
  • Voltage Regulator Rectifier For Polaris Sportsman 450 HO 2016-2018/Sportsman 450 HD 2018/Sportsman 550 2010-2014
  • Voltage Regulator Rectifier For Polaris Sportsman 570 EFI 2014-2018/Sportsman 570 X2 EFI 2015-2018/Sportsman 570 Touring & 570 SP 2015-2018
  • Voltage Regulator Rectifier For Polaris Sportsman 850 XP 2010-2015/Sportsman 850 SP 2015-2016/Sportsman 850 Touring 2011-2016/Sportsman 850 Forest 2011-2014/Sportsman 850 X2 2011/Sportsman 850 Forest 2011-2014/Sportsman 850 2015-2016/Scrambler 850 2014-2016
  • Voltage Regulator Rectifier For Polaris Sportsman 1000 2015-2016/Sportsman 1000 XP 2015-2016/Sportsman 1000 Touring 2015-2016/Polaris Sportsman ETX 2015/Polaris Hawkeye 325 2x4 2015
  • Ref No:4014543 4015214 4015230 4014405 4015231 4012678 2207958,Reliable materials,ST chips and advanced manufacturing processes,ensure stable operation under various working conditions.The product has passed FCC certification
No. 7
SYOWADA 21066-7011 Voltage Regulator Rectifier Powersports Replacement for Kawasaki FH541V FH580V FX730V FX751V FX801V FX850V FX921V FX1000V FH601V FH641V FH680V FH721V FH381V FH430V FH500V
  • [Fitment] 210667011 Voltage Regulator Rectifier Powersports replacement for KAWASAKI FH541V FH580V FX730V FX751V FX801V FX850V FX921V FX1000V FH601V FH641V FH680V FH721V FH381V FH430V FH500V
  • [Replace part numbers] 21066-7011, 21066 7011, 210667011
  • [Voltage] 15&20 Amp
  • [Package Include] 1 Voltage Regulator
  • If you have any questions about this product, please feel free to contact us
No. 8
HZ 12 Volt Voltage Regulator 845907 394890 for Briggs & Stratton 394890 393374 691185 797375 797182 190401 192400 196400 216977 226400 28M700 280700 351700 311707 460707 422707 and More
  • Replaces Briggs & Stratton 845907 394890 797375 393374 691185.It fits the following models 161430, 161432, 161436, 161437, 161452, 190401, 190402, 192400, 196400, 216977, 217977, 219977, 21A977, 21B977, 226400, 28M700, 280700 , 351700 311707, 311777, 460707, 46077 422707.It fits many engines 18HP to 24HP engines with 10A 13A 14A and 16A charging system
  • This rectifier Fits AYP 435111 408714 197257 532435111 532408714 532197257
  • Compatible with JD L120, LA175, Z245 and Z425
  • High quality and perfect packing
  • Free return and full refund within 6 months if any quality issue
No. 9
Polaris RZR Voltage Regulator, Genuine OEM Part 4015816, Qty 1
  • Voltage Regulator, Part 4015816, and all other Polaris Engineered service parts, deliver unmatched performance and fit for your vehicle. Each one is extensively tested in the field and meticulously crafted to match your machine.
  • All service parts are engineered specifically for your machine. Which means everything is designed, tested and perfected to maximize the life of your ride.
  • Getting Polaris Engineered parts is a decision that pays off in the long run, because it ensures there is a long run.
No. 10
Voltage Regulator Rectifier Motorcycle Voltage Rectifier Universal for Go Kart And Boat Motors, DIY Engines
  • 【Good Heat Dissipation】-- Voltage regulator Using heat sink design, our regulator rectifier has good heat dissipation and long service life.Made of high quality aluminum and ABS plastic for extended service life
  • 【Simple to Connect】-- The rectifier adopt original standard with four wires, no need to connect with the original motorcycle perfectly. Red wire connection + slave battery; Green wire connection-from battery; Yellow and wires are connected to the AC input, and the magnetic coil is connected
  • 【Multiple 】-- Our 4 wires voltage regulator is made of aluminum and are suitable for a variety of harsh working conditions. The power module has over current , short circuit , and overheat
  • 【Widely Used】-- The motorcycle voltage regulator is commonly used in motorcycle , boat motors and DIY engines etc
  • 【Package Include】-- 1 x Voltage regulator rectifier, high quality voltage regulator rectifier provides strong stability and long lasting durability, a must have regulator rectifier for daily using
SaleNo. 11
RANSOTO Voltage Regulator Rectifier Replace 4014543 4015214 Compatible with 2014-2018 Polaris Sportsman 570, 2015-2018 Sportsman SP 570 & X2 570, 2016-2018 Sportsman 450 HO, Polaris Sportsman ETX
  • Replace # 2208110 4014543 4014405 4015214 4015230 4015231 4012678
  • Compatible with 2014-2018 Polaris Sportsman 570 , 2015-2018 Polaris Sportsman SP 570 & X2 570 , 2016-2018 Polaris Sportsman 450 HO , 2015 Polaris Sportsman ETX
  • The Voltage Regulator Rectifier Made of High quality material for long service life. it is Turning AC into DC and provide battery charging protection.
  • Package include: 1X Voltage Regulator Rectifier
  • Warranty: For any reason, if you are not satisfied with your purchase, please contact us directly. We offer half a year warranty, 100% satisfaction guarantee.
No. 12
Voltage Regulator Rectifier For Kohler 41 403 09-S 41 403 10-S 403 03-S 25 403 03-S Kohler 8-25 HP Engines Rectifier Regulator(2Pcs)
  • Part Number: 25 403 03 / 25 403 03-S / 25 755 03 / 25 755 03-S / 41 403 01 / 41 403 03 / 41 403 04 /41 403 03-S /41 403 05 / 41 403 06 / 41 403 06-S / 41 403 08 / 41 403 08-S / 41 403 09 / 41 403 09-S / 41 403 10 / 41 403 10-S
  • Fitment:Voltage Regulator Rectifier Fits many 8-25 HP Engines with 15 Amp Alternators .Fits many different Magnum and Command Series.
  • Specification:Has 3 terminals in a row:AC, B+, AC; Output Voltage: 14.5V±0.5.
  • Feature:Made by high quality material, lightweight, anti-rust,extended service life.
  • Notice:Please check the size before you purchase.
No. 13
21066-7011 Voltage Regulator Replacement for Ka-wasaki FH & FX Series Engines Replaces 21066-7003 21066-7001 21066-7006
  • Replaces Part Number: 21066-7003, 21066-7001, 21066-7006, 21066-7011
  • 21066-7006 Voltage regulator rated at 15 - 20 amps convert AC to DC, maintaining a stable output voltage and improving ignition efficiency, rectifier power supplies.
  • Kawasa-ki 21066-7011 Regulator Fits for Most FH Series Engines. 751V, 801V, 850V, 921V, T00V.
  • Compatible with FH430V-CS20,FH430V-CS23,FH541V-AS25,FH541V-CS44,FH580V-AS31,FH580V-AS33,FH580V-ES35,FH601V-BS24,FH601V-BS31, FH601V-CS27,FH601V-DS01,FH601V-ES19,FH601V-GS21 engines
  • Compatible with FH641V-BS21,FH641V-ES17,FH641V-ES25,FH680V-BS24, FH680V-DS25,FH680V-FS13,FH680V-GS01,FH721D-AS05,FH721D-BS09,FH721V-CS31,FX801V-CS04,FX850V-AS07, FX850V-AS11, FX850V-AS15,FX1000V-CS04 and FX1000V-AS14 engines
SaleNo. 14
New Voltage Regulator Rectifier 12V Compatible with/Replacement for 150cc KYMCO Super 8 150 08 09 10 11 12 2008 2009 2010 2011 2012
  • Specs: Rectifier / Regulator, Voltage: 12,
  • Replaces OEM Numbers: Kymco: 31600-LCD3-E00, 31600-LCD3-E0B, 31600-LCD3-E10, Shindengen: SH522B-12C
  • Compatible With/Replacement For: Kymco Agility 50 2012-2014, Agility 125 2009-2013, Like 50 4T 2009-2014, People S 125 2005-2013, People S 200 2005-2008, Super 8 50 2T 2007-2012, Super 8 125 2008-2012, Super 8 150 2008-2012
  • 1-year warranty protects you after your purchase. We're confident that our products will work flawlessly once installed in your vehicle. But in a rare case that it does not, we'll replace it anytime within one year of your order. If you have a problem, we will take every step to assist you, contact us for a replacement.
  • 100% New Aftermarket Rectifier / Regulator built to meet OEM specifications
No. 15
New 12V Voltage Regulator Rectifier For Yamaha V-Star XVS 650 1100 Classic Custom
  • Size: 85 x 25 x 81 mm / 3.34 x 0.98 x 3.18 inches (L*T*W)
  • Voltage Regulator Rectifier for Yamaha YZF R6 06-12,XVS 125 200 650 1100,RHINO 450 660,KODIAK 400,GRIZZLY 600,FZ6R,BT1100,VP300,WR250R,YFM350 and more
  • High performance, meets or exceeds OEM standards, brand new and 100% tested before shipping
  • The pictures are accurate because of real shooting, please check it carefully to make sure it is what you need.
  • Package including: 1 X Voltage Rectifier Regulator as images display
No. 16
Voltage Regulator Rectifier FIT For Harley Davidson Electra Glide 2002-2003,Road Glide 2002-2003,Road King 2002-2003,OEM 74505-02,H0502,2112-0790,2112-0368,49-8273,498273,49-8338,498338
  • 【Compatible Models 1】: Voltage Regulator Rectifier Fit for Harley Davidson Electra Glide 2002-2003,Road Glide 2002-2003,Road King 2002-2003
  • 【OEM Part Number】:74505-02,H0502,2112-0790,2112-0368,49-8273,498273,49-8338,498338
  • 【Product Function 】:Voltage Regulator Rectifier Made of high-quality aluminum shell and advanced heat conduction system to control the output. Voltage stabilizes at 12V to protect the battery system, reduce load, and extend motorcycle service life.
  • 【Harness length】:The negative black connector wire length is 41.73 in, the positive red connector wire length is 46.45 in, and the ABS plug wire length is 24.01 in.
  • 【After-sales service】: Within half a year after purchase, if there is any quality problem, it can be replaced for free
No. 17
Rancher 350 Voltage Regulator Rectifier for Honda Rancher 350 TRX350 2000-2006, Foreman 400 450 TRX400 Shadow VT750 XL650 Replace 31600-HM7-003 31600-HN5-671 31600-HN5-M40
  • FIT for: Honda Rancher 350 TRX350TM/TE/FM/FE 2000-2006 | Honda Foreman 450 TRX450S/ES 1998-2001 | Honda Foreman 450 TRX450FE/FM 2002-2004 | Honda TRX450R 2004-2005 | Honda Foreman 400 TRX400FW 1995-2003
  • Replaces Part Numbers: 31600-HM7-003,31600-HM7-830,31600-HN0-671,31600-HN5-M40,31600-KPF-961,31600-KTB-003
  • Ref No: 230-58020,ESP2446; Voltage: DC 12V; Size: 3.38 x 3.27 x 1 inches
  • High performance: We know that the safety of regulated rectifiers is very important, so the rectifiers are manufactured with imported ST. MOS tubes and chips, the rigorous process produces a reliable product, the wires are long enough, bolted and plugged in and worked just like OEM, are the perfect substitute
  • Customer satisfaction: Free return and exchange within 180 days, plug and play, please rest assured to buy.
No. 18
Voltage Regulator Rectifier For Polaris Sportsman 400 500 600 700 2003-2004/Scrambler 500 2003/Magnum 500 2003/ATP 500 2004
  • Voltage Regulator Rectifier For Polaris Sportsman 400 2003 2004/Sportsman 500 2003 2004
  • Voltage Regulator Rectifier For Polaris Sportsman 600 2003 2004/Sportsman 700 2003 2004
  • Voltage Regulator Rectifier For Polaris Scrambler 500 2003/Magnum 500 2003/ATP 500 2004
  • Reliable materials,ST chips and advanced manufacturing processes,ensure stable operation under various working conditions.The product has passed FCC certification
  • Note:Please check the models before purchase
No. 19
4015230 Voltage Regulator Rectifier for Polaris Sportsman 570 850 450 550 SP 570 X2 570 ETX Polaris Hawkeye 325 Replace# 4014543 4015230 4012678
  • COMPATIBLE WITH: 2014-2018 Polaris Sportsman 570 & 570 Touring, 2015-2018 Polaris Sportsman SP 570, X2 570, 2016-2018 Polaris Sportsman 450, 2015 Polaris Sportsman ETX, 2014-2016 Polaris Scrambler 850, 2015 Polaris Hawkeye 325. More detailed models are listed below.
  • Replacement Part Number: 4015230, 4014543, 4012678, 4014405, 4015231, 4015214, 2208110
  • FITMENT for: Polaris Sportsman 570 EFI 2014-2018, Sportsman 570 X2 EFI 2015-2018, Sportsman 570 Touring & 570 SP 2015-2018, Polaris Sportsman 450 HO 2016-2018, Sportsman 450 HD 2018, Polaris Sportsman 550 2010-2014, Polaris Sportsman 850 XP 2010-2015, Sportsman 850 SP 2015-2016, Sportsman 850 Touring 2011-2016, Sportsman 850 Forest 2011-2014, Sportsman 850 X2 2011, Sportsman 850 Forest 2011-2014, Sportsman 850 2015-2016, Scrambler 850 2014-2016, Polaris Sportsman 1000 2015-2016, Sportsman 1000 XP 2015-2016, Sportsman 1000 Touring 2015-2016, Polaris Sportsman ETX 2015, Polaris Hawkeye 325 2x4 2015
  • High performance: We know that the safety of regulated rectifiers is very important, so the rectifiers are manufactured with imported ST. MOS tubes and chips, the rigorous process produces a reliable product, the wires are long enough, bolted and plugged in and worked just like OEM, are the perfect substitute.
  • Customer satisfaction: Free return and exchange within 180 days, plug and play, please rest assured to buy.
No. 20
2203636 4060173 Voltage Regulator Rectifier Compatible for Polaris Sportsman 500 HO 4x4 6X6, For Polaris Worker 500 Scramber 500 Magnum 500 ranger 6x6 1997 1998 1999 2000 2001 2002
  • 【FITMENT】 Voltage Regulator Rectifier for Most Polaris 500 for 1998-2002 Polaris Sportsman 500 HO 4X4 6x6 RSE Carb X Carb, for 1999-2002 Polaris Magnum 500 4x4 EB HDS RNK, for 1997-2002 Polaris Scrambler 500 2X4 4X4, for Polaris Worker 500, for Big Boss 1998-1999; for Int'l Big Boss 1999-2002.
  • 【PREMIUM QUALITY - 4 WIRE REGULATOR RECTIFIER】 Voltage Regulator Rectifier is composed of high-quality aluminum materials and advanced electronic components, which can better help Output stabilize the voltage: 14.5± 0.5V voltage, prevent the battery from overcharging. The Rectifier Regulator also has to overheat protection to improve the heat sink and charging capacity.
  • 【REPLACEMENT OEM PART】 Replace for Most Polaris 500 voltage regulator - 4060173, 2203636 - 4 wire regulator rectifier. our Regulator Rectifier is comparable in fit, form and function to the original part, can be installed and worked perfectly like original OEM parts.
  • 【HIGHT QUALITY GUARANTEED - VOLTAGE REGULATOR RECTIFIER】 100% Brand new high performance Voltage Rectifier Regulator replacement parts are tested and quality controlled prior to shipment. Plug-and-play, easy installation.
  • 【QUALITY ASSURANCE】 Package included: 1x Voltage Regulator. Please carefully check whether the Voltage Rectifier Regulator are suitable for your equipment before purchasing. if you have any questions, please feel free to contact us by email! We will solve it for you the first time!

How to choose a good powersports voltage regulators

Does the idea of finding a fantastic powersports voltage regulators make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in powersports voltage regulators. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top powersports voltage regulators products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top powersports voltage regulators on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top powersports voltage regulators brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top powersports voltage regulators based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the powersports voltage regulators were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good powersports voltage regulators, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your powersports voltage regulators.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting powersports voltage regulators for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our powersports voltage regulators. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what powersports voltage regulators should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on powersports voltage regulators.