Our products are trusted globally, even in the most challenging environments.

With a large range of flexible, reliable and durable products, including data loggers and specialty power testing products, we are confident that you will find the right product for your application.

ACR Best Sellers

Looking for a data logger?

To help you determine which ACR data logger is right for you, here’s a quick overview of our product lines by measurement type.

...

SmartReader Plus (SRP) Series

The broadest range of configurable, networkable, multi-channel data loggers with 10-year battery life ensuring the perfect logger for any application – even over the long haul! From temporary concrete maturity monitoring at up to 300 feet to more long-term critical nuclear power plant temperature tracking, the over 10 SRP models to choose from ensure there’s always a solution for your data recording needs.

...

OWL Series

Flexible, mid-range single-channel temperature, relative humidity, and power measurement data logger models with visual alarms and faster sample rates.

...

SmartButton

The smallest, most affordable single-channel temperature data logger for tight spaces, multiple locations, and repeat uses – even in the most extreme temperatures. Just stick it and go! SmartButtons are commonly used not only where space is limited but also where you might want a less visible monitoring option or a more disposable solution.

...

JR-2000

The longest-lasting, single-channel temperature data logger in a slim USB stick form factor ideal for even the most extreme temperatures… such as low-temp freezers in medical and biological labs where reliability and durability count.

...

Nautilus Series

Rugged, waterproof temperature data logger in a sleek, compact form factor ideal for monitoring applications in lakes, streams, and soil to sterilization wash cycles. The Nautilus Series offers durable logging in a sleek cylinder that can fit a range of tight spaces and shapes.

...

TRH-1000

The longest lasting temperature and relative humidity data logger at an affordable price point perfect for longer-term dual monitoring applications.

...

SmartReader Plus Series

The broadest range of configurable, networkable, multi-channel data loggers with 10-year battery life ensuring the perfect logger for any application – even over the long haul! From water volume flow rate monitoring to measuring and tracking compressed air flow and pressure, the over 10 SRP models to choose from ensure there’s always a solution for your data recording needs.