Speedhut 2-5/8" Dual Metric Volts / Oil Bar Gauge (R25-DG12-REV)
The Speedhut 2-5/8" Dual Metric Volts / Oil Bar Gauge (R25-DG12-REV) offers a convenient and precise way to monitor two critical aspects of your vehicle's performance: electrical system voltage and engine oil pressure. This dual-function gauge presents both readings in an easy-to-understand metric format, ensuring you have the information you need to maintain your vehicle's health. Its design prioritizes accuracy and ease of installation, making it a valuable addition to any dashboard.
KEY FEATURES AND BENEFITS:
Dual Functionality: Monitors both vehicle voltage (6–18 range) and oil pressure (0–7.0 bar) in one gauge.
Integrated Warning Light: Alerts when readings fall outside safe ranges.
Metric Display: Provides precise, metric-based data suitable for various vehicles.
Standard Size: Fits 2-5/8 inch (66.675 mm) gauge openings using the included mounting ring.
Complete Installation Kit: Includes power, lighting, and sensor wiring for a full setup.
Gauge Type: Dual Gauge
Combo Options: Voltage and Oil Bar
Voltage Range: 6–18
Oil Pressure Range: 0–7.0 bar (Metric)
Size: 2 5/8 inch (66.675 mm)
Hole Size: 2.67 inches (68 mm)
Warning Light: Yes
Gauge Mounting Ring: Included
3 ft Power & Lighting Harness – for LED Lit Gauges and Clocks
Pressure Sensor – 100 psi
Pressure Gauge Wiring Harness (3-Wire Cable)
Prepare the Mounting Location: Identify a 2.67-inch (68mm) opening on your dashboard or panel.
Connect the Power and Lighting Harness: Attach the 3 ft harness to the gauge’s terminals, then to your vehicle’s power and ground, and connect the lighting wire if applicable.
Install the Pressure Sensor: Fit the 100 psi sensor into a suitable engine port, ensuring thread compatibility.
Connect the Pressure Sensor Wiring: Use the included 3-wire cable to link the pressure sensor to the gauge.
Mount the Gauge: Insert the gauge into the opening and secure it with the mounting ring from the rear.
Verify Connections: Confirm all wiring is properly connected and secure.
Test the Gauge: Start the engine and observe voltage and oil pressure readings. Ensure the warning light activates under abnormal conditions.
BENEFITS OF USING THE SPEEDHUT 2-5/8" DUAL METRIC VOLTS / OIL BAR GAUGE (R25-DG12-REV):
Provides real-time data on voltage and oil pressure for preventative maintenance.
Helps detect electrical or lubrication system issues before they become critical.
Metric measurements ensure compatibility and accuracy for global applications.
Warning light allows for instant response to abnormal operating conditions.
Designed for simple installation with all required components included.
Compact design fits easily into standard dashboards or custom panels.
Displays voltage and oil pressure in one compact unit.
Voltage range of 6 to 18 for monitoring electrical health.
Oil pressure displayed in metric units (0–7.0 bar).
Built-in warning light signals dangerous conditions immediately.
2-5/8 inch diameter fits most standard gauge slots.
Spin-lock mounting ring ensures secure placement.
Includes 3 ft power and lighting harness for convenient wiring.
Supplied with 100 psi oil pressure sensor for accurate readings.
3-wire pressure sensor cable included for easy connectivity.
Product identification
- Brand: Speedhut
- Model / MPN: R25-DG12-REV




