About ACR Systems Products
Hardest Working Data Loggers in the Industry - ACR
ACR Data Loggers
ACR Specialty Products
ACR Software
ACR Accessories
Specialty Products

Beyond data loggers, we also offer unique products acting as your first line of confirmation and defense when it comes to your power quality.

PowerChek Compact and easy to use Power Supply Indicator - Use with all 120V Circuits
PowerWatch - European Shuko 220V (01-0215) Voltage Disturbance Recorder
PowerWatch - North American 120V (01-0066) Voltage Disturbance Recorder