Best Motorbike Rectifiers of 2026

Joseph Prokop Avatar
Joseph Prokop
Last Updated: 12 Feb 2026

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

Motorbike rectifiers are an essential component of the electrical system in a motorbike. They are responsible for converting the alternating current (AC) generated by the bike's engine into direct current (DC) that can be used to charge the battery and power the bike's electrical components. Without a functioning rectifier, a motorbike's battery would quickly drain, leaving the rider stranded. There are various types of rectifiers available on the market, each designed to meet the specific needs of different motorbike models. A reliable rectifier is crucial for the smooth operation and longevity of a motorbike, and it is highly recommended to invest in a quality product that will provide stable electrical output and last for years to come.

At a Glance: Our Top Picks

WOOSTAR 12V Voltage Regulator Rectifier for Scooters Cover #TOP 1
WOOSTAR 12V Voltage Regulator Rectifier for Scooters
ftb score rating icon 9.9
Universal 5 Pin Motorcycle Voltage Regulator Cover #TOP 2
Universal 5 Pin Motorcycle Voltage Regulator
ftb score rating icon 9.8
Aramox 4-Pin Voltage Regulator Rectifier for GY6 Cover #TOP 3
Aramox 4-Pin Voltage Regulator Rectifier for GY6
ftb score rating icon 9.6

Top 9 Motorbike Rectifiers

#TOP 1

WOOSTAR 12V Voltage Regulator Rectifier for Scooters

YL-A10-RE
WOOSTAR 12V Voltage Regulator Rectifier for Scooters Cover
WOOSTAR 4 Wire 12V Voltage Regulator Rectifier Replacement for 196cc Clone Engine GY6 50cc 150cc Lifan 125cc Scooter Moped JCL NST Taotao ATV(Female Plug)

The WOOSTAR Voltage Regulator is designed for various models, including GY6 and Lifan scooters. Its input voltage range of 20-60V ensures compatibility with different machines, making it convenient for users. With a maximum wattage of 55W, it delivers reliable performance on the go. Installation is straightforward thanks to the 4-pin female plug, which simplifies connecting to your battery and magneto coil. This regulator operates efficiently within a temperature range of -20℃ to 60℃, ensuring durability in varying conditions.

What We Like
Compatible with multiple scooter models
Easy installation process
Wide input voltage range
Durable temperature range
Reliable performance
#TOP 2

Universal 5 Pin Motorcycle Voltage Regulator

Keensowymog7g5fe
popular
normal
Universal 5 Pin Motorcycle Voltage Regulator Cover
Motorcycle Voltage Regulator Rectifier Stabilizer With 5 Pins for Universal Motorcycle Motorbike Quad Scooter other modification 12v 5 pin regulator rectifier

The Keenso Voltage Regulator is designed for 150-250CC motorcycles, scooters, and mopeds, ensuring a universal fit. This device protects your battery by dissipating excess voltage and enhancing charging capabilities, preventing overcharging. Made from durable aluminium alloy with heat sink fins, it offers excellent heat dissipation, ensuring longevity. Additionally, its plug-and-play design makes installation straightforward, allowing you to quickly replace any old or faulty voltage regulators without hassle.

What We Like
Universal fit for various vehicles
Prevents battery overcharging
Durable aluminium alloy construction
Easy plug-and-play installation
#TOP 3

Aramox 4-Pin Voltage Regulator Rectifier for GY6

Aramoxzka0g96ci2
Popular
Aramox 4-Pin Voltage Regulator Rectifier for GY6 Cover
4 Pin Voltage Regulator Rectifier,Universal Motorcycle Motor Bike 12V Voltage Regulator for Scooter Moped ATVs Go Karts Buggie with GY6 Motor to

The Aramox Voltage Regulator Rectifier features a 4-pin male plug, making it easy to connect to your vehicle. It is designed specifically for GY6 motors commonly found in scooters and mopeds, ensuring compatibility and reliable performance. This voltage regulator helps save and stabilise current, protecting your bike's electrical system from power fluctuations. As a direct replacement for your original unit, it offers a straightforward swap without any hassle, helping you maintain your motorbike’s efficiency and safety.

What We Like
Easy 4-pin male plug
Fits GY6 motors
Saves and stabilises current
Direct replacement unit
#TOP 4

Qiilu 12V Motorcycle Regulator Rectifier for GY6

Qiilu633a888-825
Default
Qiilu 12V Motorcycle Regulator Rectifier for GY6 Cover
Qiilu Motorcycle Regulator Rectifier 12V 4 Pin Motorbike Power Supply Front Silver Black Suitable for Scooter Moped All-Terrain Vehicle Gokartsbuggie Equipped with Gy6 Motor to Universal

The Qiilu Motorcycle Rectifier is crafted from high-quality materials, ensuring durability and a reliable replacement for your original parts. It features a 4-pin male plug, making installation straightforward for users. The design incorporates a suitable heat sink, which allows for better heat dissipation, helping to improve the overall charging efficiency of your vehicle. This rectifier is versatile, suitable for scooters, mopeds, and all-terrain vehicles equipped with GY6 motors ranging from 50cc to 150cc, offering you peace of mind during your rides.

What We Like
High-quality materials used
Easy installation with 4-pin plug
Efficient heat dissipation
Compatible with various vehicles
#TOP 5

Aramox Voltage Rectifier Regulator for GX Engines

Aramoxgorybc1vei
popular
normal
Aramox Voltage Rectifier Regulator for GX Engines Cover
Voltage Rectifier, 31620‑ZG5‑033 SH711AA, Motorbike Rectifier Regulator Accessory Fit for GX610 GX620 GX670 GX690 Engines

The Aramox SH711AA Rectifier is designed to fit GX610, GX620, GX670, and GX690 engines, making it a convenient replacement if your old rectifier is faulty. It is made from high-quality aluminium alloy and ABS, ensuring durable and stable performance so you can rely on it for long-lasting use. The rectifier regulator matches original OEM specifications, giving you confidence in its perfect fit and function. This product is straightforward to install, allowing you to quickly replace your old part without any complicated procedures.

What We Like
Fits multiple GX engine models
Durable aluminium alloy and ABS
OEM specification fit
Easy plug-and-play installation
#TOP 6

Uxcell RS41 14F0 Gray Motorbike Rectifier

RS41 14F0
Uxcell RS41 14F0 Gray Motorbike Rectifier Cover
sourcingmap Gray 5 Pins Motorbike Rectifier Voltage Regulator

The Uxcell Motorbike Rectifier is designed to regulate voltage effectively in your motorbike. With a robust metal construction, this rectifier ensures durability and longevity. Its compact dimensions of 84 x 62 x 30mm make it easy to install in various motorbike models. The 5-pin configuration, along with a hole size of 9.5 x 7mm, provides a secure fit, ensuring reliable connectivity. Additionally, the 20cm cable length allows for flexible installation options, making it convenient for users to integrate into their vehicles.

What We Like
Durable metal construction
Compact and easy to install
Flexible cable length
Reliable 5-pin configuration
#TOP 7

Tbest Universal 12V Motorcycle Voltage Regulator Rectifier

Tbest6giftdyomc
popular
normal
Tbest Universal 12V Motorcycle Voltage Regulator Rectifier Cover
Current Rectifier,Universal Motorcycle Motor Bike 12V Voltage Regulator Rectifier 4 pin

The Tbest 4-Pin Rectifier is a reliable replacement for your motorcycle’s original voltage regulator. It comes with a 4-pin male plug, making installation straightforward and hassle-free. The direct replacement design ensures compatibility, so you won’t need to worry about fitting issues. Additionally, the rectifier features a heat sink fin design that helps to dissipate heat efficiently, keeping the unit cool and protecting it from overheating. This means your bike’s electrical system can stay stable and perform better for longer rides.

What We Like
Easy 4-pin plug installation
Direct replacement for originals
Efficient heat sink design
Improved heat dissipation
Stabilises electrical current
#TOP 8

Yosoo 12V 4-Pin Voltage Regulator Rectifier

LEPAZA55468
Yosoo 12V 4-Pin Voltage Regulator Rectifier Cover
Voltage Regulator Rectifier 4 Pin 12V for Universal Motorcycle Motor Bike

The Yosoo 4-Pin Rectifier is designed to save and stabilise the electrical current, helping you maintain a steady power supply for your motorcycle. Its 4-pin male plug allows for easy and direct replacement of your original unit, making installation straightforward. The rectifier features a suitable heat sink fin design, which effectively eliminates heat and prevents overheating. This means you can rely on improved heat dissipation and better charging capabilities, ensuring your bike runs smoothly and efficiently.

What We Like
Easy direct replacement
Stable current supply
Effective heat dissipation
Improved charging capability
#TOP 9

The Lord of the Tools 3500W AVR for Generators

The Lord of the Tools 3500W AVR for Generators Cover
The Lord of the Tools 3500 Watt Automatic Voltage Regulator Rectifier Single Phase AVR for Chinese Petrol Diesel Generator

The Lord of the Tools AVR is designed to work with various generator brands and models ranging from 2kw to 3.5kw, providing versatility for your power needs. Its compact block type features a 4 blade connector and 2 single wires, making installation straightforward and hassle-free. Ensure compatibility by confirming that your generator has a square style, as this AVR is specifically for that design. The hole centres distance is 100mm, allowing for precise fitting in your generator setup.

What We Like
Compatible with multiple generator brands
Easy installation process
Compact design for space-saving
Square style compatibility
Precise fitting options
Buying Guide Image
Editor's Notes

During our motorbike rectifier research, we found 107 motorbike rectifier products and shortlisted 9 quality products. We collected and analyzed 4,674 customer reviews through our big data system to write the motorbike rectifiers list. We found that most customers choose motorbike rectifiers with an average price of £13.28.

The motorbike rectifiers are available for purchase. We have researched hundreds of brands and picked the top brands of motorbike rectifiers, including WOOSTAR, Keenso, Aramox, Qiilu, Uxcell.

Written by
Joseph Prokop Avatar

Joseph is a seasoned writer who's also passionate about automotive. His passion for automotive care and maintenance fuels his drive for more knowledge in the field. He currently resides in Middlesbrough, where he finds time to write informative contents on automotive. His automotive related articles are quite popular in journals around the world. Joseph continues to use his wealth of experience in the industry to create helpful guides on automotive.