High-Performance Series MOSFET Voltage Regulator/Rectifier for Honda VFR 800 1998-2001 – UR-SR-121
The Series MOSFET voltage regulator/rectifier UR-SR-121 for Honda VFR 800 1998-2001 is a premium motorcycle voltage regulation solution, engineered for enhanced reliability and efficiency. Unlike traditional shunt regulators, this advanced Series MOSFET design minimizes power loss and heat generation in both the stator and regulator, making it perfect for extended rides and urban stop-and-go traffic.
Equipped with a smart control system, the UR-SR-121 delivers consistent voltage regulation, even at low RPMs. This helps extend your motorcycle battery’s lifespan and protects sensitive electrical components from damage due to voltage instability.
Crafted with cutting-edge MOSFET technology and integrated safety mechanisms, the UR-SR-121 offers robust protection for your motorcycle’s electrical system against voltage surges and overheating, ensuring dependable performance in the most demanding conditions.
click here to learn more about the Series MOSFET Ultimate Rectifier.
Warranty:
Backed by a 3-year warranty, the UR-SR-121 is recognized as the world’s most dependable Series MOSFET voltage regulator/rectifier.
Compatible Motorcycle Models:
Brand | Model | Years |
Honda | VFR 800 / VFR800 | 1998 1999 2000 2001 |
Honda | VFR 800 / VFR800 FI | 1998 1999 2000 2001 |
Honda | VFR 800 / VFR800 Interceptor | 1998 1999 2000 2001 |
The UR-SR-121 replaces the following OEM numbers:
540.4.011.1C / 540.4.010.1A / 540.4.026.1A / 31600-MAZ-003 / T1304040 / T1304045 / 540.4.019.1A / 31600-MBG-003 / 31600-MBG-305
Other voltage regulator/ rectifiers can have the following numbers:
SH579B-11 / SH579A-11 / SH820AC
Package Contents – What’s Included:
- 1x Ultimate Rectifier UR-SR-121
- 1x Contra connector with terminals
- 1x Set of Allen mounting bolts