TOURMASTER ASA09U03-R Single Battery Charger Bike 8761-7402-01

( Brand: Tourmaster ), ( Part Type: Battery Charger ), ( Manufacturer Part Number: ASA09U03-R )

Review TOURMASTER Single Battery Charger Motorcycle Bike fits STREET

The Tourmaster Asa09u03-r Single Battery Charger is an essential accessory for street bike riders looking to keep their motorcycle battery in optimal condition. This high-performance charger is specifically designed for 12-volt, sealed lead-acid batteries, making it an ideal choice for most street bikes.

Measuring 11.5 inches long, 5 inches wide, and 3 inches high, this compact and portable charger can be easily stored in a garage or taken on the go for charging at a friend's house or during long trips. Its rugged and durable design ensures that it can withstand the rigors of motorcycle use, making it a reliable and long-lasting investment.

The Tourmaster Asa09u03-r Single Battery Charger features a 3-stage charging process that ensures a deep and complete charge for your motorcycle battery. The first stage is a bulk charge, which quickly restores the battery to 80% capacity. The second stage is an absorption charge, which slowly tops off the battery and maintains the voltage to prevent overcharging. The final stage is a float charge, which maintains the battery at full charge and keeps it in prime condition.

This charger is also equipped with a reverse polarity protection feature, which prevents damage to the charger and the battery if the connections are incorrectly made. Additionally, it has a safety fuse to protect against short circuits and overloads.

One of the most convenient features of the Tourmaster Asa09u03-r Single Battery Charger is its automatic shut-off function. Once the battery has reached a full charge, the charger automatically shuts off to prevent overcharging and extend the life of the battery.

This Tourmaster charger is also compatible with the 8761-7402-01 battery, making it a perfect match for certain street bike models. However, it can also be used with other sealed lead-acid batteries with similar specifications.

Overall, the Tourmaster Asa09u03-r Single Battery Charger is a versatile, reliable, and powerful charging solution for street bike riders. Its compact size, rugged design, and advanced charging technology make it a must-have accessory for anyone who wants to keep their motorcycle battery in top condition.

Pros and Cons of Buying Tourmaster AS-09U03-R Single Battery Charger for Street Bikes

The Tourmaster AS-09U03-R is a single battery charger designed specifically for street bikes. This charger comes with features that cater to the specific needs of motorcycle owners. In this analysis, we will discuss the pros and cons of investing in this product.

1. Versatile: The Tourmaster AS-09U03-R can charge 12V sealed lead-acid, gel, and AGM batteries, making it a versatile option for various motorcycle models.

2. Quick Charging: This charger can fully charge a battery in 5-6 hours, which is faster than some competitors in the market.

3. Microprocessor Controlled: It is microprocessor controlled, ensuring efficient battery charging and protection against overcharging or undercharging.

4. Automatic Charging: The charger automatically switches to float mode once the battery is fully charged, maintaining the battery's charge level.

5. Spark-Proof: The Tourmaster AS-09U03-R features reverse polarity protection and spark-proof connections, preventing potential damage to the battery or the motorcycle.

1. Single Battery: This charger is designed for single battery use only, making it less suitable for motorcycles with dual batteries or those requiring multiple batteries.

2. Size and Weight: The charger is relatively large and heavy, which might make it less portable for some users.

3. No Display: The charger does not have an LCD display, which might make it difficult for users to monitor the charging process.

The Tourmaster AS-09U03-R Single Battery Charger offers several advantages for street bike owners, such as quick charging, versatility, and efficient charging through microprocessor control. However, its lack of portability due to size and weight, and the absence of an LCD display, are potential drawbacks. Ultimately, the decision to buy this charger depends on the user's specific needs and preferences. If you require a fast, efficient, and versatile charging solution for your street bike, the Tourmaster AS-09U03-R is a solid choice. However, if you need a more portable or display-equipped charger, you may want to consider other options.

Based on the pros and cons discussed, the Tourmaster AS-09U03-R Single Battery Charger is recommended for motorcycle owners who prioritize quick charging, versatility, and efficient battery maintenance. This charger is an excellent choice for those who want to ensure their motorcycle battery remains in optimal condition, even when not in use for extended periods.

part # asa09u03 prices

• $16.55-$21.21

specifications ignitioncompo:

• for models: Street
• brand: Tourmaster
• part type: Battery Charger
• manufacturer part number: ASA09U03-R

seller ignitioncompo:

• rating: 99.4%
• # reviews: 606522

shipping ignitioncompo:

• type: Fixed
• cost: $0.00
• service: Economy, Standard, Expedited
• transit: 4-11 Days
• class: Economy, Standard, Expedited

returns ignitioncompo:

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

payments ignitioncompo:

• other
• credit card: Mastercard
• wallet: Apple-pay

offer ignitioncompo:

• availability: In Stock
• quantity: 2
• options: Ship-to-home
• started: December 23, 2025
• sold: 0

general ignitioncompo:

• Motorcycle Scooter Parts Accessories > Electrical Ignition Components > Other Electrical Ignition Components
• condition: New

Tourmaster ASA09U03 Is Similar To:

• Tourmaster Asa10u06-r 4.7 Volt Car Charger Motorcycle Street Bike 8761-7413-01 (82.3% similar) $17.99–$18.82. (April 20th, 2026)