Speed Log Instruments for Boats

Track your boat’s performance with our range of Yacht Speed Logs and Speed Instruments. Whether you're coastal cruising, offshore racing or weekend sailing, accurate speed data is key to navigation and performance.

What Is a Boat Speed Log?

A speed log measures your boat’s speed through water using a paddlewheel or ultrasonic sensor. They're great for safe navigation, sail trim and optimising fuel use on motorboats.

Key Features to Look For

• Paddle wheel or ultrasonic speed sensors
• Speed Through Water (STW) and Speed Over Ground (SOG) compatibility
• Easy integration with wind and depth instruments
• Clear digital or analogue displays
• NMEA0183 and NMEA2000 network options