Speedhut 4-1/2″ 10K Tachometer / 120mph GPS Speedometer (R45-DS15-REV)

The Speedhut 4-1/2″ 10K Tachometer / 120mph GPS Speedometer (R45-DS15-REV) is a dual-function gauge that combines a GPS-based speedometer and a high-precision tachometer into a single, compact unit. Utilizing satellite technology, it delivers accurate speed readings without the need for traditional speed sensors or calibration. The tachometer is compatible with various engine types, ensuring precise RPM measurements. Designed for easy installation, it includes a waterproof GPS antenna and necessary harnesses. Proudly made in the USA, this gauge comes with a lifetime warranty on its electronic circuit board, reflecting its durability and quality craftsmanship.

KEY FEATURES AND BENEFITS:

• Dual Functionality: Combines GPS speedometer (0-120 MPH) and tachometer (0-10,000 RPM) in one unit.
• GPS-Based Speed Measurement: Provides accurate speed readings without calibration for tire sizes or gear ratios.
• Easy Installation: Requires only a 12V power source and includes a waterproof GPS antenna.
• Broad Compatibility: Works with any engine and tach signal over one volt, from 1/2 pulse to 6 pulses per revolution.
• Lifetime Warranty: Electronic circuit board is covered for life, ensuring long-term reliability.
• Made in the USA: Reflects high manufacturing standards and quality assurance.

SPECIFICATIONS:

• Gauge Type: Dual GPS Speedometer and Tachometer
• Speedometer Range: 0-120 MPH
• Tachometer Range: 0-10,000 RPM
• Size: 4 1/2 inch
• Hole Size: 4.20 inch (107mm)
• Standard or Metric: Standard
• Included:
  • 3 ft Power & Lighting Harness – for LED Lit Gauges and Clocks
  • GPS Antenna with 9.8 ft long cable and male SMA connector
  • 8 ft Tachometer Harness – for LED Lit Gauges (1 Wire 2 Pin Connector)

HOW TO USE:

• Mount the Gauge: Locate a suitable 4.20-inch (107mm) diameter opening in your vehicle’s instrument panel. Secure the gauge using the slim case and convenient spin-lock ring.
• Connect Power and Lighting: Attach the 3 ft Power & Lighting Harness to the gauge. Connect the red wire to a 12V positive power source and the black wire to ground. Follow the harness instructions for connecting any lighting features.
• Install the GPS Antenna: Choose a location for the GPS antenna that provides a clear, unobstructed view of the sky. Mount the antenna and run the 9.8 ft cable to the gauge, connecting the male SMA connector.
• Connect the Tachometer Harness: Attach the 8 ft Tachometer Harness to the gauge. Connect the signal wire (refer to your engine’s service manual to identify the tachometer signal output wire) to the appropriate wire on the harness. Connect the ground wire if necessary.
• Start Your Vehicle: Once all connections are secure, start your vehicle. The speedometer should begin displaying your speed based on the GPS signal, and the tachometer should indicate the engine’s RPM.

BENEFITS OF USING THE SPEEDHUT 4-1/2″ 10K TACHOMETER / 120MPH GPS SPEEDOMETER (R45-DS15-REV):

• Enhanced Driving Awareness: Provides precise speed and RPM readings, aiding in better vehicle control and performance monitoring.
• Accurate Speed Readings: GPS-based measurement eliminates errors due to tire size changes or gear ratios.
• Worldwide Compatibility: Functions accurately anywhere in the world without subscription fees.
• Reliable Tachometer: Ensures accurate monitoring of engine RPM, crucial for performance and preventing over-revving.
• Durable Construction: Built to withstand various environmental conditions, ensuring longevity.
• Clean Dashboard Integration: Combines two gauges into one, decluttering your dashboard.

FEATURES:

• Satellite-Based Speed Tracking: Utilizes GPS technology for real-time speed measurement.
• Precise RPM Monitoring: Accurately tracks engine revolutions for optimal performance.
• Effortless Setup: Simple electrical connections and antenna placement streamline installation.
• Global Operation: Functions worldwide without additional costs or subscriptions.
• Advanced Data Processing: Internal processor ensures accurate data interpretation.
• Motorized Needle Movement: Guarantees precise readings under all conditions.
• Compact Design: Low-profile build with secure mounting system for a sleek look.
• Durable Aluminum Bezel: Robust and stylish outer ring crafted from aluminum.
• Weather-Resistant Build: Engineered to withstand various environmental conditions.