Regulator / Rectifier for Beta RR & Yamaha Aerox / Neos 50 (2-stroke from 2003)

When lights flicker, the battery does not charge properly, or the voltage fluctuates, the regulator / rectifier is often the culprit. This regulator / rectifier is suitable for vehicles with a 50 ccm 2-stroke engine from model year 2003 – including Beta RR (incl. Supermotard) as well as Yamaha Aerox and Yamaha Neos 50. Various MBK Nitro models are also supported.

This provides you with reliable voltage regulation and a stable charging capacity again – a precise fit and a high-quality spare part for everyday use.

Advantages & Features

• Suitable regulator / rectifier for 50 ccm 2-stroke models from model year 2003
• Compatible with, among others, Beta RR, Yamaha Aerox and Yamaha Neos 50
• Also supports MBK Nitro models (depending on version)
• Ensures stable onboard voltage and reliable charging of the battery
• Ideal as a replacement in case of charging problems, overvoltage, or fluctuating electronics

Technical Details

• Component: Regulator / Rectifier
• Engine displacement: 50 ccm
• Engine type: 2-stroke
• Suitable from model year 2003

Compatibility (Vehicles)

Fits many vehicles, such as Beta RR 50 Enduro/Supermoto, Yamaha Aerox, Yamaha Neos 50 as well as MBK Nitro – but also many other models from the list:

• Beta: RR 50 Enduro Supermoto (2006–2014)
• CPI: Supermoto 50, Supercross 50
• MBK: Nitro Naked 50 (2013), Ovetto 50 (07/2007–07/2007), Mach G 50 AC (Air), Mach G 50 LC (Water), Nitro 50 Cat (2003)
• Rieju: MRT 50
• Yamaha: BWS 125, BWS 50 12 inch (2004), Aerox R 50 (2013), Aerox 4 50 (4-stroke), TZR 50 R1/RR (2003), Neos 50 (07/2007–07/2007), Aerox R 50 Naked (2013), DT50R SM/X (2002), Aerox 50 Cat (2003), Jog RR 50 LC (Water), BWs 50 Easy 2DW (2013), Jog R 50 AC (Air), BWs 50 Original SA231 (2011), BWs 50 Naked SA231 (2016)

OEM Number (Comparison)

• Beta OEM No. (for comparison purposes): 27.28094.000