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Harness Module R Rate Sensor

Harness Module R | Rate Sensor. Easy to install, easy to remove, easy to repair!
Availability: In stock

Affordable modules eliminate the need for repairs or replacement harnesses. Simply plug in a new section if needed. Use this "R" rate sensor to add stroke rate to your A+ harness. In order to see stroke rate information on your CoxBox® you will need a seat magnet under the appropriate seat.

Wiring for an 8+ (3 Speakers)

1 x A+ Harness

2 x M Harness

1 x R Harness


Wiring for a 4+ (2 Speakers)

1 x A+ Harness

1 x M Harness

1 x R Harness



NOTE: Our CoxBox and CoxBox Mini Amplifier Systems are rated for a maximum of 3 speakers. Adding more than three speakers will overload the amplifier which will lead to some or all of the following: distorted sound, reduced volume, temporary amplifier shutdown, permanent amplifier damage.



  • 2 Cable mounts
  • 1 Seat magnet
  • 2 Cable ties
  • 3 Alcohol swabs

CoxBox Boat Wiring

Connects a rate sensor to the Harness Module A+ to provide stroke rate.

Visit our support page for FAQ and more.