Compact Loggers: Small size, big capacity.

The RBRsolo³ and RBRduet³ series are our most compact, lightweight, and versatile loggers.
Equipped with big storage capacity and USB-C download, they are optimized for long deployments
with high sampling rates.

RBRsolo³ & RBRduet³



  • Any AA battery
  • Up to 30M measurements
  • Up to 32Hz sampling (optional)
  • USB-C download
  • Flexible measurement schedules

Temperature, Depth, Dissolved Oxygen, Turbidity, or PAR

Tide & Wave

Shallow and Deep housings

Popular Models