Ronstan Race Timer

The Ronstan ClearStart™ Race Timer is purpose-built for competitive sailing, providing clear race countdowns and essential timing functions in a large, easy-to-read display. The 65mm rotating face features oversized 16mm digits, while multiple start sequence options, synchronisation, audible countdown signals and countdown or count-up functions make it easy to stay on schedule during racing. Designed for dinghies through to keelboats, the ClearStart™ Race Timer can be mounted to the wrist, hull, mast or boom.

Key Features

• Multiple start sequence options including World Sailing 5,4,1,0, Match Racing and user-set sequences
• Synchronisation function to resynchronise the countdown if started early or late
• Multi-line display showing start sequence and time
• Loud countdown and start sound signals
• Countdown repeat or countdown and count-up options for elapsed race time
• Separate fast-access Race and Time mode scrolling
• Large 65mm rotating face
• Oversized 16mm digit display
• Wrist, hull, mast and boom mounting options
• Extra-large easy-press silicone buttons
• Highlighted Start/Stop button
• Water resistant to 5 ATM (50m/150ft)
• Shock resistant
• Luminescent backlight
• Daily alarm and chronograph
• 12 or 24-hour time format
• Battery-saving mode
• Dual batteries

Ideal For

• Dinghy racing
• Keelboat racing
• Regattas
• Sailing start sequences
• Race timing and elapsed-time tracking

Technical Specifications

• Product: Ronstan ClearStart™ Race Timer
• Model: RF4050
• Face diameter: 65mm (2 9/16")
• Digit height: 16mm (5/8")
• Face: Rotating
• Water resistance: 5 ATM (50m/150ft)
• Mounting: Wrist, hull, mast or boom
• Band: 30mm wide stretch nylon with security loop
• Buckle: Flush fit
• Buttons: Extra-large easy-press silicone buttons
• Batteries: Dual batteries
• Weight: 92g
• Applications: Dinghies through to keelboats

Frequently Asked Questions

What is the Ronstan ClearStart™ Race Timer used for?

The ClearStart™ Race Timer is designed for sailing race timing, providing countdowns for start sequences as well as elapsed-time tracking.

What start sequences are available?

The timer includes World Sailing 5,4,1,0, Match Racing and user-set start sequence options.

Can the ClearStart™ Race Timer be synchronised during a race?

Yes. The synchronisation function allows the countdown to be resynchronised if it was started early or late.

Can the timer count up as well as count down?

Yes. It can repeat the countdown or switch to counting up to track elapsed race time.

Where can the Ronstan ClearStart™ Race Timer be mounted?

The timer can be mounted to the wrist, hull, mast or boom.

Is the ClearStart™ Race Timer water resistant?

Yes. It is water resistant to 5 ATM, equivalent to 50m/150ft.

What boats is the ClearStart™ Race Timer suitable for?

Ronstan specifies the ClearStart™ Race Timer for applications ranging from dinghies through to keelboats.

© Boat Crew Gear

Click here to download a pdf version of the ClearStart™ User Manual (english).