Best GPS Boat Speedometer Gauge in 2025
Updated on July 2025
#1
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- GPS Speedometer measures up to 80MPH & 120KM; Tachometer range from 0 to 8000 RPM; Oil Pressure reads 0 to 145 PSI (0 to 10 BAR); Fuel Level from E to F (signal: 240-33 ohms); Water Temperature from 100 to 250 °F (40 to 120 °C); Volt range of 8 to 16 V; Trim Gauge at 0-190 ohms.
- Includes all necessary sensors: Tachometer Sensor, 1/8 NPT Oil Pressure Sender, 240-33 ohms Fuel Level Sending Unit, 1/8 NPT Water Temperature Sender, GPS Antenna, and 0-190 ohms Trim Sensor.
- Warning thresholds: Fuel Gauge below 13%; Oil Pressure below 0.8 Bar (11.6 PSI); Water Temperature above 95ºC (203ºF); Voltmeter below 11.5V. Alarm light activates when values exceed set limits for safety.
- Gauge sizes: 85mm (3-3/8") for GPS Speedometer & Tachometer; 52mm (2-1/16") for Fuel Level, Oil Pressure, Water Temperature, Voltmeter, and Trim Gauge. Compatible with 2 to 12 Cylinder Gas Engines.
- Crafted with 316 stainless steel bezel and ABS plastic housing, featuring IP67 waterproofing, rustproof, anti-fog, and UV resistance, along with 7 adjustable background lighting options.
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- GPS Speedometer measures up to 80MPH & 120KM; Tachometer range from 0 to 8000 RPM; Oil Pressure reads 0 to 145 PSI (0 to 10 BAR); Fuel Level from E to F (signal: 240-33 ohms); Water Temperature from 100 to 250 °F (40 to 120 °C); Volt range of 8 to 16 V; Trim Gauge at 0-190 ohms.
- Includes all necessary sensors: Tachometer Sensor, 1/8 NPT Oil Pressure Sender, 240-33 ohms Fuel Level Sending Unit, 1/8 NPT Water Temperature Sender, GPS Antenna, and 0-190 ohms Trim Sensor.
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#2
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- Requires an 85mm hole and 70mm clearance behind the panel for gauge installation.
- GPS antenna must be mounted flat, black side up, for optimal satellite signal. Avoid cutting the antenna cable.
- Initial signal acquisition takes about 30 seconds; subsequent signals under clear skies require less than 3 seconds. If signal is lost, check connections and restart the device.
- Displays current speed and course information; does not track odometer or trip meter.
- Features red backlight, operates on 9-32VDC, and is fully waterproof with anti-fogging protection.
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- Requires an 85mm hole and 70mm clearance behind the panel for gauge installation.
- GPS antenna must be mounted flat, black side up, for optimal satellite signal. Avoid cutting the antenna cable.
- Initial signal acquisition takes about 30 seconds; subsequent signals under clear skies require less than 3 seconds. If signal is lost, check connections and restart the device.
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#3
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- Compatible with various vehicles including cars, tractors, vans, motorcycles, and boats, utilizing satellite signals for precise speed and mileage measurements.
- Displays current speed, trip distance, and total odometer readings (non-resettable), with a speed range from 0-80 MPH (0-120 Km/h) and operates within 9-32V power supply.
- Features high precision, quick startup, and an IP67 waterproof and dustproof rating, ensuring durability in harsh environments; includes anti-fogging curved glass and a 316L front cover.
- Simple installation process requiring an 85mm hole and a depth of 2-3/4"; customizable backlight options available in various colors by pressing the gauge's back button.
- Included in the package: GPS speedometer, GPS antenna, wiring harness, and installation manual with clear wiring instructions.
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- Compatible with various vehicles including cars, tractors, vans, motorcycles, and boats, utilizing satellite signals for precise speed and mileage measurements.
- Displays current speed, trip distance, and total odometer readings (non-resettable), with a speed range from 0-80 MPH (0-120 Km/h) and operates within 9-32V power supply.
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#4
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- TFT screen displays speed clearly; GPS speedometer operates on a 9-32VDC voltage range and features IP67 waterproofing and anti-fogging protection.
- Requires an 85mm (3 3/8") diameter and 55mm (2 3/16”) depth hole for installation.
- Supports three speed units: km/h, mph, and knots; suitable for cars, tractors, trucks, boats, marine vessels, and motorcycles.
- Includes a tachometer (0-999.9), odometer with a range of 0-999999 km (retains data after power off), and trip meter (0-999.9 km resets after power off); also features a digital compass (0-359°).
- Initial GPS signal acquisition takes around 30 seconds; signal retrieval is faster with an unobstructed view of the sky.
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- TFT screen displays speed clearly; GPS speedometer operates on a 9-32VDC voltage range and features IP67 waterproofing and anti-fogging protection.
- Requires an 85mm (3 3/8") diameter and 55mm (2 3/16”) depth hole for installation.
- Supports three speed units: km/h, mph, and knots; suitable for cars, tractors, trucks, boats, marine vessels, and motorcycles.
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#5
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- TFT screen speedometer gauge displays speed range clearly with IP67 waterproof and anti-fogging protection. Works on 9-32VDC.
- Requires an 85mm (3 3/8") diameter and 55mm (2 3/16") depth hole for installation.
- Switchable speed units: km/h, mph, and knots. Suitable for various vehicles including cars, trucks, and boats.
- Features GPS Speed Over Ground (0-600 km/h), adjustable odometer (0-999999 km), and trip meter (0-999.9 km), resets when power is off.
- Initial signal acquisition takes about 30 seconds; faster with an unobstructed view of the sky.
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- TFT screen speedometer gauge displays speed range clearly with IP67 waterproof and anti-fogging protection. Works on 9-32VDC.
- Requires an 85mm (3 3/8") diameter and 55mm (2 3/16") depth hole for installation.
- Switchable speed units: km/h, mph, and knots. Suitable for various vehicles including cars, trucks, and boats.
- Features GPS Speed Over Ground (0-600 km/h), adjustable odometer (0-999999 km), and trip meter (0-999.9 km), resets when power is off.
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#6
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- 85mm (3-3/8") size with compatibility for 12 / 24 Volt Negative Ground Systems.
- High-quality stepper motor movement with IP67 waterproof, rustproof, anti-fog, and UV-resistant properties.
- Features a convex clear lens, 316 stainless steel bezel, ABS plastic housing, white gauge faceplate, red needle, and red LED illumination.
- Records total mileage up to 99999.9 miles, with adjustable memory and power-off function.
- Speedometer measures speeds from 0 to 120 MPH.
- Includes speedometer, GPS sensor, power harness, gauge visor, and installation instructions.
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- 85mm (3-3/8") size with compatibility for 12 / 24 Volt Negative Ground Systems.
- High-quality stepper motor movement with IP67 waterproof, rustproof, anti-fog, and UV-resistant properties.
- Features a convex clear lens, 316 stainless steel bezel, ABS plastic housing, white gauge faceplate, red needle, and red LED illumination.
- Records total mileage up to 99999.9 miles, with adjustable memory and power-off function.
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#7
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- 7 solid color settings: Blue, Red, Green, Teal, Purple, White & Yellow
- Durable construction with Stainless Steel 316L bezel and anti-fog glass; IP67 waterproof and dustproof rating; compatible with 85mm openings, indicating range of 0-80 MPH
- Suitable for various vehicles including cars, boats, trucks, buses, motorcycles, and off-road vehicles; operates effectively with a clear view of the sky using GPS signal
- High precision and quick location confirmation; short startup time for reliable performance
- Includes GPS speedometer, GPS antenna, wire harness, and installation instructions
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- 7 solid color settings: Blue, Red, Green, Teal, Purple, White & Yellow
- Durable construction with Stainless Steel 316L bezel and anti-fog glass; IP67 waterproof and dustproof rating; compatible with 85mm openings, indicating range of 0-80 MPH
- Suitable for various vehicles including cars, boats, trucks, buses, motorcycles, and off-road vehicles; operates effectively with a clear view of the sky using GPS signal
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#8
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- Constructed from durable 316 stainless steel, ABS, and PC materials; IP67 waterproof rating ensures longevity.
- GPS Speedometer dimensions include an 85mm diameter and a depth of 55mm.
- Supports multiple speed units: knots, mph, and km/h for versatile usage.
- Suitable for various applications in boats, yachts, trucks, and construction machinery; operates within a 9-32V DC voltage range.
- Displays current speed, adjustable odometer, trip meter, COG, and voltmeter; unit adjustment via back button.
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- Constructed from durable 316 stainless steel, ABS, and PC materials; IP67 waterproof rating ensures longevity.
- GPS Speedometer dimensions include an 85mm diameter and a depth of 55mm.
- Supports multiple speed units: knots, mph, and km/h for versatile usage.
- Suitable for various applications in boats, yachts, trucks, and construction machinery; operates within a 9-32V DC voltage range.
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#9
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- Customizable backlight color options including red, yellow, green, blue, and purple for personalized display.
- Constructed with a durable Stainless Steel 316L bezel and anti-fog glass, ensuring IP67 waterproof and dustproof rating.
- Standard 85mm (3 3/8") mounting hole with a 55mm (2 3/16”) clearance for easy installation; suitable for various vehicles including motorcycles, boats, trucks, and off-road vehicles.
- High precision with quick location confirmation and minimal startup time; utilizes stepper motor for accurate engine speed display and clear mileage on LCD.
- Includes GPS speedometer, GPS antenna, wire harness, and installation instructions for straightforward setup.
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- Customizable backlight color options including red, yellow, green, blue, and purple for personalized display.
- Constructed with a durable Stainless Steel 316L bezel and anti-fog glass, ensuring IP67 waterproof and dustproof rating.
- Standard 85mm (3 3/8") mounting hole with a 55mm (2 3/16”) clearance for easy installation; suitable for various vehicles including motorcycles, boats, trucks, and off-road vehicles.
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#10
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- Requires a 52mm (2 1/16") hole and 70mm (2 3/4”) clearance behind the panel for installation.
- GPS antenna should be mounted flat with the black side up for optimal satellite signal; connect the cable properly without cutting it.
- Initial satellite signal acquisition may take up to 30 seconds, but will be quicker thereafter, especially with an unobstructed view of the sky.
- Displays current speed and odometer; unit settings can be adjusted between KM/H, MPH, and KNOTS using the back button.
- Features red backlight, operates on 9-32VDC (12VDC/24VDC), and is 100% waterproof with anti-fogging protection.
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- Requires a 52mm (2 1/16") hole and 70mm (2 3/4”) clearance behind the panel for installation.
- GPS antenna should be mounted flat with the black side up for optimal satellite signal; connect the cable properly without cutting it.
- Initial satellite signal acquisition may take up to 30 seconds, but will be quicker thereafter, especially with an unobstructed view of the sky.
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