Inquiry Now
Leave Your Message

China Suppliers Factory SincoTech DO904 9-in-1 Bluetooth LCD Race Dashboard Gauge Kit with Alerts

Introducing our cutting-edge product featuring a clear and bright green backlit LCD display, ensuring high visibility in any environment. Designed for seamless connectivity, it utilizes advanced Sensor Bluetooth technology for efficient communication. Our device provides real-time warnings through audible alerts and indicator lights, complete with a buzzer and eight LED indicators for easy monitoring. As a reliable choice among China suppliers, our factory produces durable and high-quality products, ensuring you receive the best in innovation and performance
  • Band SincoTech
  • Model DO904
  • RPM Range 9000MAX
  • Display Digital
  • Screen Size 6.5 inches
  • Dimensions 186*102*22mm
  • Application Range All 12V Vehicles
  • Operating Voltage 9V-16V
  • Warranty Period 1 Year

📊 Parameter Range

Speed: 0–255 KM/H or MPH

RPM: 0–9000 RPM

Boost Range: -15~45 PSI or -1~3 BAR

Water Temperature Range: 0~150°C or 0~300°F

Oil Temperature Range: 0~150°C or 0~300°F

Oil Pressure Range: 0~150 PSI or 0~10 BAR

Voltage: 10~16V

Air-Fuel Ratio: 20:1~10:1

Exhaust Temperature Range: 0~1300°C or 0~2400°F

Clock: 24H

🖥️ Functions Display

1. RPM

2. Speed

3. Oil Pressure

4. Oil Temp.

5. Water Temp

6. Boost

7. Air Fuel Ratio

8. EGT

9. Voltage

10. Date

Rally Race Dash Panels 9 in 1 Gauge LCD Display Sensor Kit Multi-Function Race Dashboard Bluetooth Connection SincoTech DO904 (3)
🔔 Alarm Setting

RPM, SPEED — Warns via audible alerts and indicator lights, featuring a buzzer and 8 LED indicators.

💡 Brightness Adjustment Function

Users can choose to adjust the brightness manually or automatically according to the current environment, providing three brightness levels and an automatic sensitivity option.

🔌 Wire Harness Connector Including

1. Spare socket

2. Spare socket

3. Power

4. Boost sensor

5. Oil Pressure sensor

6. Air Fuel Ratio sensor

7. Oil Temp sensor

8. Water Temp sensor

9. Exhaust Gas Temp sensor

10. RPM (green wire) and Speed meter (red wire)

11. Spare socket

📝 Note

When the connection between the Monitor and the DPU is established, it will switch to the normal display:

1. RPM

2. Speed

3. Oil Pressure

4. Air Fuel Ratio

5. Turbo

6. Coolant Temp

7. Voltage

8. Time

9. Multi-purpose display section. Displays the date by default. The display can be changed by using the "↑" and "↓" buttons.

⚙️ Bottom of Display

1 – SET DATE

2 – SET TIME

3 – SET UNIT — Select to change the measurement unit for pressure

4 – SET LED — Select to turn the LED on and off

5 – SET ALARM — Select to adjust the speed limit alarm

6 – SPEED CAL — Select to calibrate the speed

💬 Tips

1. We provide a one-year warranty (excluding damage caused by human factors). All warranty claims require proof of professional installation.

2. Manual measurement — please allow 1~3 mm error. Due to the difference between different displays, the picture may not reflect the actual color of the item. We guarantee that the style is the same as shown in the picture. Please understand, thank you!

Frequently Asked Questions (FAQ)
Q What parameters can the SincoTech DO904 race dashboard monitor?
The DO904 can monitor up to 9 key parameters including RPM, Speed, Oil Pressure, Oil Temperature, Water Temperature, Boost, Air Fuel Ratio, Exhaust Gas Temperature (EGT), and Voltage — all displayed on one LCD screen.
Q Does the DO904 support both metric and imperial units?
Yes. The DO904 supports both metric and imperial units. For example, speed can be displayed in KM/H or MPH, temperature in °C or °F, and pressure in PSI or BAR. You can switch units via the SET UNIT function in the bottom menu.
Q How does the alarm system work on this gauge display?
The alarm system monitors RPM and Speed values. When a threshold is exceeded, it warns the driver via an audible buzzer alert combined with 8 LED indicator lights. The alarm limits can be adjusted through the SET ALARM menu option.
Q Can the screen brightness be adjusted automatically?
Yes. The DO904 offers both manual and automatic brightness adjustment. Manual mode provides three selectable brightness levels, while automatic mode uses ambient light sensing to adjust display brightness based on the current environment conditions.
Q What sensors and connectors are included with the wire harness?
The wire harness includes connectors for: Power, Boost sensor, Oil Pressure sensor, Air Fuel Ratio sensor, Oil Temp sensor, Water Temp sensor, Exhaust Gas Temp sensor, RPM (green wire), Speed meter (red wire), and 3 spare sockets for future expansion.
Q What warranty is provided and are there installation requirements?
The SincoTech DO904 comes with a one-year warranty, covering manufacturing defects but excluding damage caused by human factors. Please note that all warranty claims must be accompanied by proof of professional installation.