Best Voltage Regulator in 2022 (Top 10 Picks)

Sometimes it might be quite difficult to find the best voltage regulator. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this voltage regulator buying guide.

We Recommend:

Our Favorite Voltage Regulator Reviews:

Bestseller No. 1
Valefod 6 Pack LM2596 DC to DC High Efficiency Voltage Regulator 3.0-40V to 1.5-35V Buck Converter DIY Power Supply Step-Down Module
  • 【High Precision】The buck converter consists of 36u thickened circuit boards, high-Q inductance with output LED indicator, and superior solid-state capacitors that can effectively filter out high frequency noise. Suitable for various electronic projects.
  • 【Input Voltage】DC 3V to 40V (input voltage must be 1.5V higher than the output voltage, no boost).
  • 【Output Voltage】DC 1.5V to 35V voltage is continuously adjustable, maximum output current is 3A.
  • 【Mini Size】45 * 23 * 14 mm (with potentiometer). 6pcs included.
  • 【Easy to DIY】Connect to power source, using a mini screwdriver to increase or decrease output voltage by adjusting the screw on the blue potentiometer and monitor voltage with multimeter to get the needed voltage, clockwise to step up voltage and counterclockwise to step-down voltage. (Factory default stays a high voltage, you need to contrarotate about 7-15 circles before the voltage starts ramping down, 1 circle means +/- 1V)
SaleBestseller No. 2
APC LE1200 Line-R 1200VA Automatic Voltage Regulator, Beige
  • Surge energy rating : 680 Joules
  • Power Cord : 6.5 ft (1.98 meters)
SaleBestseller No. 3
DC DC Buck Boost Converter Variable Voltage Regulator CC CV 0.5-30V 4A 5V 6V 12V 24V Power Module Adjustable Voltage Regulated Laboratory Power Supply
  • input voltage range is DC 5-30V; output voltage range is DC 0.5-30V, can be arbitrary adjustable; output current can be 3A for long term use, if enhance heat dissipation, it can reach 4A; max output power is 35W, if enhance dissipation, it can reach 50W
  • LCD displays input/output voltage, output current/output power/output capacity/output time.The module can be set to ON/OFF by default
  • Safe Protection: the module is with Anti-reverse connection protection of input end, so that it will not burn out when there is reverse connection.Anti-backflow protection at the output end. No need to add anti-backflow diode when charging. Multiple software protection mechanisms are available, and the protection threshold is adjustable. When the working parameters of the module exceed the protection threshold, the output will be automatically turned off
  • Application: the volt conversion board can be used as an ordinary buck/Boost module with over-current protection; used as a high-power LED constant current driver module; DIY a solar power controller, Battery Charging
  • Output ripple is small and πfilter is available.Thick heat sink .Buck-boost Integrated
Bestseller No. 4
Voltage Regulator Rectifier Fits For Kubota Grasshopper Kokusan Denki Yanmar ZD18 ZD21 ZD25 718D 721D 1822D 721G RTV500 185530 RS5101 15351-64600 15351-64601 15351-64603 15531-64601 19267-64600
  • 【Vehicle Fitment】Voltage Regulator Rectifier Compatible With Kubota ZD18 ZD21 ZD25 K008 K008-3 KH007 KH35 KH41 KH61 1822D 718D 721D 721G, Kubota RTV500 Utility Vehicle, Cub Cadet KB-19267-64600 KB-RP201-53710, Grasshopper 185530 RS5155, Kokusan Denki RS5101 RS5102 RS5102A, Perkins Engine 185516060, Kubota 09230754 15351-64600 15351-64601 15351-64603 15531-64601 15531-64603 18270169 19267-64600 19267-64601 19267-64602 RP201-53710 RP201-53710
  • 【More Models】Fits for Yanmar 186D 1983, Yanmar Tractor YM122 YM126 YM140 YM142 YM146 YM180 YM186 YM187 YM220 YM226 YM1601, Yanmar 121450-77710 121450-77711 121450-77790 121520-77710 121522-77790
  • 【High Quality】The Voltage Regulator Rectifier use high quality aluminum, durable, stable characteristics, highest grade lamination materials, higher grade of electronic components, improved heat sink and charging capabilities.
  • 【High Performance】This Voltage Regulator Rectifier has better heat dissipation design and long service life, and stops charging the battery when the battery power is 100%, preventing the battery from being overcharged, resulting in a decrease in the service life of the battery.
  • 【Quality Assurance】4Tune Garage is a professional factory focus on provide high quality motorcycle parts at a fair price. We guarantee all products passed strict tests before selling on Amazon. Besides, we provide lifetime professional technical support.
Bestseller No. 5
JJing Voltage Regulator 394890 845907 691185 Compatible with Briggs & Stratton 797182 797375 190401 192400 196400 226400 280700 351700 28M700 280700 311707 351700 422707 460707 and More
  • Replaces Briggs Stratton 12 volt voltage regulator 394890 845907 393374 691185 797182 799147 435195 LG691185 MIU14388 MIU12514
  • Fits Briggs 18Hp to 24Hp engines with 10, 13, 14 and 16A charging system,including 190401 192400 196400 216977 226400 28M700 280700 351700 311707 460707 422707 202312 202317 202332 202336 202337 202352 202357 205312 205317 205332 20F400 31E600 31E700 31F700 31G700 31H700 31K700 31L700 31M700 31Q700 40F700 40G700 40H700 42A700 44H700 44K700 44L700 44M700 44N700 44P700 44Q700 19N132 19N137 19T137 and more models
  • Fits many John D lawn mowers, turn mowers and tractors including LA140 LA150 LA155 LA165 LA175 LT166 LTR155 LTR166 GT235E GT235 125 135 145 155C 190C D150 D155 D160 D170 L111 L118 L120 L2048 L2548 E170 E180 LX288 SST16, Z225 Z245 Z425 Z435 Z445 Z465 Z525E Z535M Z535R Z625 Z645 Z655 Z735E Z735M and more
  • Fits AYP 435111 408714 197257 532435111 532408714 532197257 and more
  • High qualiy replacement and excellent after-sales service. Free return if any quality issue within 6 months
Bestseller No. 6
DC-DC Stabilizer, DROK 9V-36V to 12V Boost Buck Converter 5A 60W Waterproof Auto Step Up Down Voltage Regulator 12V Volt Transformer for Car Audio Solar Power System LCD Television LED Display Screen
  • PARAMETER --- DROK DC-DC converter input voltage range is DC 9~36V (12V); output voltage is DC 12V; output current is 5A; output power is 60W.
  • APPLICATION --- the 12v buck boost converter module can be used in integrated wiring for monitoring fire alarming system; car radio, audio; bus, minibus, truck display screen, taxi advertising screen; LCD television, LED; solar power generation system; interphone, etc.
  • PROTECTION --- this voltage stabilizer comes with over-current protection, over-temperature protection; adopts potting technology, characterized by waterproof, dust-proof, moisture-proof and shock-proof, can be used in various situations such as car, outdoor, underground, etc.
  • FEATURE --- the step down power module adopts high-integrated chip, stable and reliable; synchronous rectification technology, with conversion efficiency of over 90% and low heat generated.
  • NOTE --- Leave a margin for the power supply to ensure it can long-term stably working.
Bestseller No. 7
BOJACK 10 Values 50 Pcs LM317 L7805 L7806 L7808 L7809 L7810 L7812 L7815 L7818 L7824 TO-220 Package High Current Positive Voltage Regulator Assortment Kit
  • BOJACK 10 Values High Current Positive Voltage Regulator Assortment Kit.
  • Product Name: Positive Voltage Regulator
  • Model: 10 Values, Include: LM317T/1.5A, L7805/1.2A, L7806/1.2A, L7808/1.2A, L7809/1.2A, L7810/1.2A, L7812/1.2A, L7815/1.2A, L7818/1.2A, L7824/1.2A.
  • RoHS Compliant.
  • Package Quantity: 50pcs (Each model 5pcs), Packed in A Rugged Convenient Re-sealable Plastic Storage Case.
SaleBestseller No. 8
Standard Motor Products Tru-Tech VR166T Voltage Regulator,Assorted,One Size
  • Voltage Regulat
  • Vehicle Specific
  • Genuine Standard Motor Products, Inc. Parts
  • Improves overall performance
Bestseller No. 9
Voltage Regulator Rectifier Replacement for Club Car DS Gas Golf Cart 1992-2007 1015777 102711201
  • Replaces OEM Numbers: 1015777, 1027101-01, 1027101, 435-199
  • Compatible with 1992 & Up Club Car Gas DS & Carryall Models
  • Fit For Club Car 1015777 102711201 Gas Golf Carts Karts.
  • NOTE: This regulator contains 4 wires, the number of wires may be different from some original 3-wire models; but the regulator is universal and the functions of the 2 black wires are the same; Either of the two black wires can be grounded.
  • Direct fit and easy to install, no need to modify the electrical system, plug and play.
Bestseller No. 10
SCITOO Voltage Regulator Rectifier 2011-2014 for Polaris Ranger 800 2014 for Polaris Ranger Crew 570 2011-2014 for Polaris Ranger Crew 800
  • FITS VEHICLE-2013 for Polaris Ranger 500 2014 for Polaris Ranger 570 2011 2012 2013 2014 for Polaris Ranger 800 2014 for Polaris Ranger Crew 570 2011 2012 2013 2014 for Polaris Ranger Crew 800 2014 for Polaris Ranger Crew 900 2012 for Polaris Ranger XP 800 2013 2014 for Polaris Ranger XP 900 2011 2012 2013 2014 for Polaris RZR 4 800 2012 2013 for Polaris RZR 570 2011 2012 2013 2014 for Polaris RZR 800 2011 2012 2013 2014 for Polaris RZR S 800
  • ADVANTAGE-heat dissipation fin design, strong heat dissipation
  • FEATURES-Helps to dissipate excess voltage, avoid battery overcharging, stabilize voltage
  • EASY TO INSTALL - Manufactured to OE specifications, OEM style plug for easy installation plug and play
  • PREMIUM QUALITY-Components are made of high-quality materials, which can effectively reduce erosion and improve service life

Last update on 2022-09-28 / Affiliate links / Images from Amazon Product Advertising API

How to find the best voltage regulator?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best voltage regulator for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good voltage regulator recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the voltage regulator need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for voltage regulator to find what you’re looking for:


In some cases, the brand of voltage regulator is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.


The features in any given voltage regulator are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.


Customer reviews about voltage regulator are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.


Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare voltage regulator quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.


Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.


The quest to find the best voltage regulator can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.