KOSO DB-01RN Universal Digital Speedometer and Tachometer - Black
A sleek black digital gauge that mounts on any motorcycle or scooter, displaying speed and RPM with a clear LCD screen, battery‑powered operation, and an optional ABE certification for easy installation
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KOSO DB-01RN Universal Digital Speedometer and Tachometer
The KOSO DB-01RN is a compact, high‑performance digital gauge designed for motorcycles, scooters, ATVs, and other two‑wheel vehicles. Its versatile design allows it to be mounted on a wide range of chassis, providing accurate speed and engine RPM readings in a single, easy‑to-read LCD display.
Key Features
- Dual Functionality: Combines a speedometer and a tachometer into one unit, eliminating the need for separate gauges.
- LCD Display: Clear, backlit screen shows speed in km/h or mph and engine revolutions per minute (RPM) simultaneously.
- Universal Mounting: Designed to fit most motorcycle and scooter models; includes mounting brackets and screws for quick installation.
- Battery Powered: Operates on a standard 12‑volt battery, making it ideal for vehicles without an existing gauge system.
- Durable Housing: Black plastic enclosure protects the electronics from vibration, moisture, and temperature extremes.
- E‑Mark Certification: Meets European emission and safety standards, ensuring compliance with road regulations.
Technical Specifications
| Parameter | Value |
|---|---|
| Model Number | DB-01RN (BA041000) |
| Display Type | LCD, backlit, 2‑digit speed, 3‑digit RPM |
| Power Supply | 12 V DC battery |
| Mounting Size | Standard motorcycle/scooter mounting plate (fits most models) |
| Operating Temperature | -20 °C to +60 °C |
| Weight | Approximately 120 g |
| Dimensions | 70 mm (H) × 50 mm (W) × 30 mm (D) |
| Certification | E‑Mark, CE |
Installation Guide
- Prepare the Mounting Surface: Clean the area where the gauge will be attached. Ensure it is free of dust and oil.
- Attach the Bracket: Secure the mounting bracket to the vehicle using the supplied screws. The bracket aligns with the gauge’s mounting holes.
- Connect the Battery: Insert the battery into the designated compartment. Connect the positive and negative terminals as indicated on the gauge.
- Position the Gauge: Slide the DB-01RN onto the bracket, aligning the mounting holes with the bracket’s slots.
- Secure the Gauge: Tighten all screws to lock the gauge in place. Verify that the display is visible and not obstructed.
- Test Functionality: Start the engine and observe the speed and RPM readings. Adjust the calibration if necessary (consult the user manual for calibration procedures).
Applications
The DB-01RN is suitable for a wide range of vehicles, including but not limited to:
- Motorcycles and scooters of all sizes.
- ATVs and quad bikes used in off‑road or recreational settings.
- Enduro and motocross machines where quick speed feedback is essential.
- Custom builds and aftermarket modifications requiring a reliable gauge system.
Benefits of Choosing the DB-01RN
- Enhanced Safety: Real‑time speed and RPM data help riders maintain optimal engine performance and avoid overrevving.
- Simplicity: One gauge replaces two, reducing clutter on the dashboard.
- Reliability: Built to withstand harsh riding conditions, ensuring long‑term accuracy.
- Compliance: E‑Mark certification guarantees that the device meets European road safety standards.
Maintenance Tips
To keep the DB-01RN functioning at peak performance, follow these simple maintenance steps:
- Periodically check battery connections for corrosion or looseness.
- Clean the LCD screen with a soft, dry cloth; avoid abrasive cleaners that could damage the display.
- Inspect mounting screws every few months to ensure they remain tight and secure.
- Replace the battery when voltage drops below 11 V to prevent inaccurate readings.
User Feedback
Owners of the KOSO DB-01RN consistently praise its:
- Clear, backlit display that remains readable in low‑light conditions.
- Robust construction that withstands vibration and temperature swings.
- Ease of installation, even for those with limited mechanical experience.
Conclusion
The KOSO DB-01RN Universal Digital Speedometer and Tachometer delivers reliable, dual‑function performance in a compact, durable package. Whether you’re upgrading an existing motorcycle, customizing a scooter, or equipping an ATV for off‑road adventures, this gauge provides the essential speed and RPM data riders need to stay safe and enjoy their ride.





