HONDA 5TB-FB30.9 Motosport Regulator Rectifier P/n

( Type: Rectifier ), ( Machine Type: Dual Sport Motorcycle ), ( Manufacturer Part Number: 5TB-FB30.9 ), ( Features: Easy Installation ), ( Country/region Of Manufacture: Japan )

Review HONDA Motosport Regulator Rectifier P/n fits K1 K2 SL 350 1970–1973

The Honda 5TB-FB30.9 motorsport regulator rectifier is a crucial component for the electrical system of select Honda SL 350 motorcycles manufactured between 1970 and 1973. This part, specifically identified as K1 and K2, is a combination of a voltage regulator and a rectifier.

The voltage regulator functions to maintain a consistent electrical output from the battery, ensuring the engine's electrical components receive a steady power supply. The rectifier, on the other hand, converts the alternating current (AC) produced by the motorcycle's alternator into direct current (DC) that can be used by the motorcycle's electrical system.

This Honda OEM (original equipment manufacturer) component is designed with a robust construction to withstand the rigors of motorcycle use. The regulator rectifier is sealed, making it resistant to dust and water, and its compact design allows for easy installation.

The Honda 5TB-FB30.9 motorsport regulator rectifier is a direct replacement for the original equipment on select SL 350 motorcycles. It is engineered to meet or exceed the original equipment specifications, ensuring optimal performance and reliability.

Installation is straightforward, with clear instructions provided in the user manual. The regulator rectifier is secured in place with mounting hardware, and the wiring is connected to the appropriate terminals. Once installed, the motorcycle's electrical system should function as intended.

In conclusion, the Honda 5TB-FB30.9 motorsport regulator rectifier is a vital component for the electrical system of select Honda SL 350 motorcycles manufactured between 1970 and 1973. Its combination of a regulator and a rectifier in one compact, sealed unit ensures reliable and consistent power delivery to the motorcycle's electrical components. With straightforward installation and OEM quality, this part is an excellent choice for motorcycle enthusiasts seeking to maintain or restore their vintage Honda SL 350.

The Honda 5TB-FB30.9 motorsport regulator/rectifier is an essential component for the electrical system in certain Honda SL 350 motorcycles manufactured between 1970 and 1973 (models K1 and K2). This part is responsible for converting alternating current (AC) to direct current (DC) for the battery, keeping it charged while the motorcycle is running. Let's discuss the pros and cons of buying this part to help you make an informed decision.

1. OEM Part: This regulator/rectifier is an Original Equipment Manufacturer (OEM) part, which means it is designed, engineered, and manufactured by Honda for your specific motorcycle model. Using an OEM part ensures a proper fit, optimal performance, and compatibility with other systems on your bike.

2. Improved Charging System: Replacing a faulty or worn-out regulator/rectifier can result in a more efficient charging system. A well-functioning charging system keeps your motorcycle battery fully charged, ensuring reliable starting and prolonging the battery's lifespan.

3. Enhanced Riding Experience: A properly charged battery provides better performance and improved safety by ensuring all electrical systems function correctly.

1. Cost: OEM parts, like the Honda 5TB-FB30.9 regulator/rectifier, can be more expensive compared to aftermarket alternatives. However, the benefits of using an OEM part, such as optimal performance and compatibility, may outweigh the cost difference.

2. Availability: Depending on your location and the demand for this specific part, it may take some time to locate and obtain the Honda 5TB-FB30.9 regulator/rectifier. In some cases, it might be necessary to order it from a Honda dealer or an online parts supplier.

The Honda 5TB-FB30.9 motorsport regulator/rectifier is an essential component for maintaining the electrical system on certain Honda SL 350 motorcycles. While it may come with a higher cost compared to aftermarket alternatives, the benefits of using an OEM part, such as optimal performance, compatibility, and improved charging system efficiency, can be worth the investment. If you are experiencing issues with your motorcycle's charging system or simply want to replace a worn-out regulator/rectifier, the Honda 5TB-FB30.9 part is a recommended choice.

Details:

Location: # 28 NN 205 MT Bin 2 206/143 MTB Plug is brittle and broken. Part is a 6.5 out of 10, 10 being new and 1 the worst condition. 1970-1973 Honda SL 350 K1 K2 Motosport Regulator Rectifier p/n 5TB-FB30.9, Plug is brittle and broken. Rectifier tested good.

part #: 5tbfb309 prices

• $15.00-$124.95

specifications rightrectifier:

• for models: K1, K2, Sl, 350
• for makes: Honda
• for years: 1970-1973
• type: Rectifier
• machine type: Dual Sport Motorcycle
• manufacturer part number: 5TB-FB30.9
• features: Easy Installation
• country/region of manufacture: Japan

general rightrectifier:

• condition: Used
• Motorcycle Scooter Parts Accessories > Electrical Ignition Components > Voltage Regulators Rectifiers

returns rightrectifier:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

shipping rightrectifier:

• class: Standard
• service: USPS Ground Advantage
• carrier: USPS
• cost: $5.59
• type: Calculated
• transit: 5-10 Days

offer rightrectifier:

• started: October 11, 2025
• sold: 0
• availability: In Stock
• options: Ship-to-home
• quantity: 1
• best offers: True

seller rightrectifier:

• rating: 100.0%
• # reviews: 26227
• city: Canby, Oregon

payments rightrectifier:

• wallet: Paypal
• money order
• other
• credit card: Diners-club

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