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SpeedCoach OC Model 2 is now only available with Training Pack.

The original on-the-water OC performance monitor, the SpeedCoach OC 2, offers athletes accurate, high-contrast information about speed, cadence, and glide in a completely waterproof package. Use with an impeller on moving water (OC 6), or switch to GPS mode for wireless splits and distances.

The Training Pack features now come standard. Program any workout ahead of time, start and record training and race pieces "on the fly", and upload data wirelessly to a computer or mobile device for deeper insights over time.

Measurements & Performance Features

The SpeedCoach OC 2 is the ONLY performance monitor specifically designed for outrigger canoes. With this groundbreaking product, your athletes will be more efficient, and ultimately more successful, at moving the boat in the water.


  • Speed

    Get real-time speed without slowing down to look at your watch. Our precision 5 Hz GPS allows for accurate and responsive speed.

  • Distance

    Get accurate distance with the SpeedCoach OC 2 5 Hz GPS processor. This unit pulls satellite readings 5 times a second, compared to once a second for most GPS watches.

  • Distance Per Stroke (Glide)

    Save energy by determining how effective each one of your strokes is. Get the most glide and speed while expending the least amount of energy.

  • Stroke Rate

    Real-time stroke rate information is critical to improving your performance and also helps determine which paddle and board are right for you.

  • Paddle Specific Calorie Burn

    The SpeedCoach OC 2 now features NK's propriety measurement of energy expenditure displayed as both total calories burned per hour.

    Learn More »
  • Heart Rate NK SPEEDCOACH OC 2

    Pair the unit with a heart rate belt to enable heart rate monitoring and logging. The heart rate measurement also provides an even more accurate energy expenditure reading.


  • Programmable Workouts NK SPEEDCOACH OC 2

    Program up to six workouts right on the unit based on time or distance.

    Learn More »
  • Wireless Data Transfer & Review NK SPEEDCOACH OC 2

    Wirelessly transfer just go and workout interval data to PC or Mac for viewing and storage.

    Learn More »
  • On-Unit Data Recall

    Data recall tied to workout sessions for in-depth review of pieces on the water.

  • Two Flex Fields

    Determine what real-time measurements are important to you and display them in the two bottom flex fields.

  • Wirelessly Upgradeable Firmware

    The SpeedCoach OC 2 is built on a modular and expandable platform. As new features and firmware updates are released, use the LiNK application to upgrade or update your unit.

  • Rechargeable Batteries

    Rechargeable battery lasts multiple sessions.

  • Auto Backlight

    Get more out of your early morning and late-night paddles with proper lighting.

  • Clock


Included in Package
  • 110 Volt US Charger
  • NK Life Preserver Float
  • Quick-Wrap Mounting Strap
  • Rechargeable lithium-polymer Battery
  • SpeedCoach GPS Protective Bumper
  • SpeedCoach OC 2
  • Training Pack USB Dongle (If Option Selected)
Water Resistance Waterproof (IP67, NEMA-6).

18 hours of memory. Approx. 125 2000m workouts, or 55 5000m workouts.

Programmable Workouts

Program up to six workouts right on the unit based on time or distance. (Training Pack only)

Wireless Data Transmit/Receive Wirelessly transfer JustGo and workout interval data to PC, Mac, iOS, and Android for viewing and storage. (Training Pack only)
Control Unit Weight 5.3 oz (150 g) with bumper
Unit Weight 7.2 oz with quick-wrap mount
Display Dimensions 3.6 x 2.6 x 1.2 in (92 x 67 x 31 mm)
Buoyancy Does Not Float ( Use NK foam float.)
Display High contrast, sunlight-readable monochrome liquid crystal display with 400 x 240 resolution and large, clear numerals.
Backlight LED backlight illuminates the display in low-light conditions and triggers automatically when needed.
Controls Four soft-touch buttons, large primary start/stop/clear button.
Battery Type One rechargeable Lithium-Poly battery provides up to 8 hours of battery life (backlight dependent).
Battery Life Expectancy Battery can be expected to last 300 full charge/discharge cycles. The expected cycles increase greatly for partial charge/discharge. After 300 cycles, expected capacity is 80% of the original.
Power Conservation Auto-off after 8 minutes of inactivity (no button presses or movement).
Compliance The SpeedCoach OC conforms with Council Directive 2004/108/EC (December 15, 2004) on electromagnetic compatibility and is CE-marked accordingly
Environmental The SpeedCoach OC is RoHS (reduction of hazardous substances) compliant and marked in accordance with the WEEE (Waste Electrical And Electronic Equipment) directive. Please do not dispose of the unit or battery in your household trash. Return to NK, an NK dealer or a designated recycling center for proper recycling and disposal.
Case Impact-resistant polycarbonate case with sealed acrylic window. Sun and saltwater resistant.
Warranty Period 2 Year Warranty