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Best Data Loggers

Data loggers are portable devices that record environmental data like temperature over time. Perfect for industrial monitoring, quality control, and scientific applications.

30 products 9 subcategories

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Hydrofarm Autopilot APCEM2 Desktop CO2 Monitor & Data Logger - Accurate RH Temp Tracking for Grow Rooms & Greenhouses

The Autopilot APCEM2 Desktop CO2 Monitor tracks CO2, relative humidity, and temperature with a low-drift NDIR sensor and logs data over 24 hours or 7 days via trend charts. Its portability and alarms make it essential for hydroponic growers optimizing indoor air quality.

  • Precise CO2 tracking boosts plant growth productivity in grow rooms
  • Trend charts reveal min/hour/day/week patterns for proactive adjustments
  • Portable design with hook-and-loop battery mount for room-to-room monitoring
  • Audible alarms alert to low/high CO2 or environmental extremes
  • User-friendly LED display with plant CO2 directory and custom inputs

Highly accurate NDIR sensor within ±50ppm up to 3000ppm. Multiple zoomable log views for detailed historical analysis. Three-color LEDs and clear charts for quick readings.

External battery pack not included. May require 12-hour drying for humidity or temp errors. Reduced accuracy of ±7% above 3000ppm CO2.

Elitech GSP-6Pro-GLE Bluetooth Temperature Data Logger: Buffered Probe, 100K Storage, Shadow Data, Pharmacy Vaccine DDL Calibration Cert

The Elitech GSP-6Pro-GLE is a Bluetooth thermometer data logger with buffered probes for accurate readings despite door openings and 100,000-point storage. Buy it for pharmacy vaccine monitoring needing FDA-compliant DDL and calibration certificates.

  • Buffered probes ensure precise temperature data even with frequent door access in fridges or freezers
  • Bluetooth app connectivity enables wireless data viewing, export, and PDF reports without cables
  • 100,000-point storage captures extensive logs for long-term compliance tracking
  • Shadow data feature provides uninterrupted real-time monitoring alongside logged data
  • Pharmacy DDL with calibration certificate meets CDC/VFC and FDA 21 CFR Part 11 standards

High accuracy of ±0.3°C in key range for trusted vaccine storage. Wide -40°C to 85°C range covers most cold chain needs. Easy Type-C data export and app control simplify compliance reporting.

Requires Elitech iCold app or software for full data export and advanced features. Uses replaceable AA batteries, not built-in rechargeable. Logging stops when full unless circular mode is enabled.

Lascar EL-USB-TC Thermocouple USB Data Logger: 32K+ Readings, K/J/T Types, 6-Month Battery Life

The Lascar EL-USB-TC is a USB data logger that stores over 32,000 temperature readings from K, J, or T thermocouples. Its 6-month battery life and straightforward USB setup suit engineers, technicians, and lab professionals for reliable, hands-off monitoring.

  • Capture 32,000+ readings for long-term temperature tracking without interruptions
  • Versatile K, J, T thermocouple compatibility for diverse industrial applications
  • 6-month battery life minimizes downtime and replacement hassles
  • Plug-and-play USB connection for instant data download and graphing on PC
  • Customizable logging rates, modes, and start times for precise control

Massive 32,000+ reading storage capacity. Extended 6-month battery life. Supports multiple thermocouple types (K, J, T).

Thermocouple probe sold separately. Software designed for older Windows versions (2000-XP-Vista-7). No built-in display for on-site readings.

Frigga M2 2-Pack Reusable Temp & Humidity Data Logger - High Accuracy USB Recorder, 28K Points, PDF/CSV Reports for Fridges & Labs

The Frigga M2 2-pack offers reusable USB data loggers that track temperature from -22°F to 158°F and humidity from 5% to 95% RH with ±0.5°C accuracy and 28,800 data points. Food, pharma, and lab professionals should buy it for effortless PDF/CSV compliance reports via USB.

  • Pinpoint accuracy ensures compliance in food storage, pharma shipments, and lab experiments
  • 28,800 data points capture extended monitoring without overwriting
  • USB plug-and-play delivers instant PDF/CSV reports—no software needed
  • Reusable design with 24-month battery life cuts costs for repeated use
  • IP65 waterproofing withstands humid refrigerators and tough environments

High-precision TI sensor for reliable temp/humidity readings. Multiple export options including direct USB and software. Long shelf life and easy one-button start/stop.

Standard 10-minute logging interval limits high-frequency needs. Fixed 30-minute start delay without custom software setup. Non-rechargeable battery requires replacement after 24 months.

Fridge-Tag 2L Backup Temperature Data Logger with NIST Calibration, Sensor, Alarm for Fridge/Freezer Monitoring

The Fridge-Tag 2L Backup is a programmable temperature data logger with 0.5°C accuracy, external glycol sensor, and NIST traceable calibration for fridge or freezer use. Its standout features include audible alarms, large LCD displaying 30 days of high/low data, and PDF reports with graphs, making it essential for labs, pharmacies, and cold chain compliance.

  • Achieve precise temperature tracking with 0.5°C accuracy and NIST traceable calibration for regulatory compliance
  • Programmable backup for flexible fridge or freezer deployment with customizable alarm limits from -20°C to +50°C
  • Instant audible alarms lasting up to 168 hours alert you to threshold violations immediately
  • View 30 days of high/low data on a large, highly visible LCD screen without needing a computer
  • Generate detailed PDF reports with graphs showing exact violation times, durations, and extremes for audits

Exceptional 0.5°C accuracy and ISO 17025-compliant calibration certificate. Versatile programming for multiple applications with dual alarm limits. User-friendly large LCD and automatic PDF reporting on PC/Mac.

Requires initial programming for custom alarm settings. External sensor needs careful handling and glycol bottle maintenance. No built-in wireless connectivity for remote access.

HUATO S220-T8 8-Channel Thermocouple Data Logger -200°C to 1800°C, NIST Certificate, External Power

The HUATO S220-T8 is an 8-channel thermocouple data logger supporting K, J, E, T, N, S, R, B types across -200 to 1800°C. Its channel isolation, high accuracy, and 86,000 data points per channel make it ideal for industrial process monitoring and lab research.

  • Simultaneously monitor 8 temperature channels for efficient multi-point data collection
  • Versatile -200 to 1800°C range handles extreme industrial and lab environments
  • NIST traceable certificate guarantees precise, compliant measurements
  • Store up to 86,000 data points per channel for extended logging without interruption
  • Real-time LCD display enables instant visibility into temperature trends

Supports 8 thermocouple types for broad application compatibility. High accuracy with input isolation across channels. Massive storage capacity per channel.

Requires external power supply, reducing portability. Software download needed from vendor site. Best suited for professional use, steeper learning curve for beginners.

DANOPLUS 4-Channel K-Type Thermocouple Thermometer Data Logger: 5000 Groups Recording, -328~2501°F Range, Alarms & PC Software

This DANOPLUS 4-channel digital K-type thermocouple thermometer data logger records up to 5000 groups of temperature data across a -328~2501°F range. Professionals in HVAC, labs, or industrial monitoring will appreciate its multi-point logging, audible/visible alarms, and PC connectivity for unlimited storage.

  • Track temperatures from four points simultaneously for efficient multi-zone monitoring
  • Log 5000 data groups on-device or unlimited via PC software for thorough analysis
  • Capture extreme temps from -328°F to 2501°F to handle diverse industrial applications
  • Get instant alerts with audible beeps and flashing lights for threshold breaches
  • Achieve precise readings with easy ADJ compensation up to ±9°C

Exceptional wide measurement range for high-heat environments. Robust data logging with 5000 onboard groups and PC expansion. Reliable audible and visible alarms for safety-critical monitoring.

PC software limited to 64-bit Windows 7-11 systems only. K-type thermocouples restricted to -50~300°C range. Auto power-off may interrupt extended standalone logging.

HOBO UX100-003 Temperature & Humidity Data Logger USB - Accurate Indoor Monitoring for Offices, Warehouses & Museums

The HOBO UX100-003 is a USB data logger that records temperature from -4°F to 158°F and relative humidity from 15% to 95% with +/-3.5% accuracy using integrated sensors. Its standout 1-year battery life and capacity for over 42,000 readings make it ideal for professionals monitoring indoor environments like office comfort, food storage, server rooms, and museum humidity.

  • Precise indoor monitoring ensures occupant comfort in offices and reliable food storage in warehouses
  • Tracks temperature trends in server rooms to prevent equipment failures
  • Maintains optimal humidity levels in museums to protect artifacts
  • Stores over 42,000 readings for extended logging without frequent downloads
  • 1-year battery life with user-replaceable coin cell for uninterrupted operation

High accuracy of +/-3.5% RH from 25% to 85% for dependable readings. Wide ranges: -4°F to 158°F temperature and 15% to 95% RH. User-replaceable RH sensor and battery extend device usability.

IP50 rating limits to indoor, non-condensing environments only. Requires HOBOware software and computer for configuration and data access. No remote probe or AC adapter for powered operation.

Elitech RC-5+TE Reusable USB Temperature Data Logger with External Sensor - High Accuracy, 32K Points, Auto PDF Report for Cold Chain

The Elitech RC-5+TE is a reusable digital temperature data logger with an external probe for precise monitoring across -40°F to 185°F and up to 32,000 data points. Its standout auto PDF report generation and IP67 protection make it perfect for cold chain professionals handling vaccines, blood products, refrigerators, and perishables.

  • Generate instant PDF reports with embedded data—no software needed for quick compliance checks
  • Capture 32,000 precise readings (±0.5°C accuracy) over wide -40°F to 185°F range for reliable cold chain monitoring
  • External sensor enables accurate placement inside refrigerators, vaccines, or shipments without exposing the logger
  • Reusable design with quick reset and circular logging minimizes waste and supports repeated use
  • IP67 waterproof protection and LCD display provide real-time visibility in harsh environments

High accuracy and large 32K memory for extensive logging without frequent downloads. Automatic PDF/CSV reports simplify data access and auditing. External probe and IP67 rating suit demanding cold chain applications.

Full parameter customization requires free ElitechLog software download. Standard logging starts at 2 minutes; shorter intervals need setup. Button cell battery may need periodic replacement for heavy use.

Elitech RC-51 Reusable USB Temperature Data Logger: 32K Points, IP67 Waterproof, LCD Display, -30°C to 70°C Range

The Elitech RC-51 is a reusable digital temperature data logger that stores up to 32,000 points with IP67 waterproofing and plug-and-play USB PDF export. It's ideal for professionals in cold chain pharmaceuticals, food transport, and storage needing reliable temperature monitoring.

  • Capture up to 32,000 temperature readings for comprehensive monitoring without frequent downloads
  • Generate instant PDF reports via USB plug-and-play, simplifying compliance and data sharing
  • IP67 waterproof protection withstands harsh environments like cold chains and warehouses
  • LCD screen displays real-time temperature, max/min values, and logging status for quick checks
  • Wide -30°C to 70°C range ensures accurate tracking in freezers, refrigerators, and transport

High 32,000-point capacity for extended logging. Automatic PDF export without software hassle. IP67 rating for durability in wet or dusty conditions.

No humidity sensing in this model. Requires ER14250 battery replacement over time. Advanced settings need ElitechLog software.

Welcome to our Data Loggers category, where precision meets reliability in the world of industrial and scientific measurement. These compact devices automatically capture and store critical data such as temperature over extended periods, helping professionals in manufacturing, labs, and fieldwork ensure compliance, optimize processes, and prevent costly failures. Whether you're eyeing the versatile Lascar Electronics EL-USB-TC for thermocouple-based logging or the convenient 5-pack of TRIX-8 Temperature Data Loggers from LogTag, you'll find tools designed for demanding environments.

What Are Data Loggers and Why Do They Matter?

Data loggers are standalone electronic devices that measure and record data from sensors at set intervals, without needing a computer connection during operation. They excel in scenarios requiring unattended monitoring, storing thousands of readings for later analysis via USB download. In the broader Industrial & Scientific landscape, data loggers stand out for their role in data acquisition, bridging the gap between real-time sensors and actionable insights.

Shoppers turn to this category within Test, Measure & Inspect for solutions that enhance accuracy and efficiency. Unlike basic thermometers, data loggers provide timestamped logs, alarms, and compatibility with software for graphing trends—essential for audits and troubleshooting.

Key Features to Consider When Buying Data Loggers

Selecting the right data logger involves balancing your specific needs with robust specifications. Here are the must-haves:

  • Measurement Type: Focus on temperature loggers for most industrial uses, but check for thermocouple support like in the Lascar Electronics EL-USB-TC, which handles K, J, and T-type probes for high-precision readings.
  • Storage Capacity: Look for at least 32,000 readings to cover months of data without frequent downloads.
  • Battery Life: Models with 6-month operation, such as Lascar's offering, minimize maintenance in remote setups.
  • Connectivity and Software: USB interfaces for easy data retrieval and compatible apps for analysis are standard.
  • Durability and Pack Options: IP-rated housings for harsh conditions, or multi-packs like LogTag's TRIX-8 for distributed monitoring.

These features ensure your logger fits seamlessly into workflows, whether for cold chain validation or HVAC testing.

Common Use Cases for Data Loggers

Data loggers shine in diverse applications across industries. In food and pharmaceutical storage, they verify temperature compliance to prevent spoilage. Manufacturing pros use them for machine performance tracking, while environmental scientists deploy them for field studies.

For multi-point monitoring, a 5-pack like the TRIX-8 from LogTag covers warehouses or transport routes efficiently. Single-unit options like the Lascar model suit lab benches or portable audits. As part of Recorders & Data Acquisition, these tools integrate with larger systems for comprehensive data strategies.

Comparing Top Data Loggers in This Category

Our selection highlights two standout options. The Lascar Electronics EL-USB-TC offers thermocouple versatility, vast storage (over 32,000 readings), and extended battery life, ideal for professionals needing probe flexibility in high-temperature environments.

In contrast, LogTag's TRIX-8 Temperature Data Loggers come in a practical 5-pack, emphasizing ease for bulk deployments like shipping containers or incubators. Both brands deliver user-friendly USB interfaces, but Lascar edges in single-device precision, while LogTag prioritizes scalability.

Consider your deployment scale: solo precision or team coverage? These choices from trusted makers like Lascar Electronics and LogTag cater to both.

Frequently Asked Questions (FAQ)

What is the difference between a data logger and a data recorder?

Data loggers are portable, battery-powered units for field use, while recorders often imply larger, mains-powered systems. Both fall under Recorders & Data Acquisition, but loggers prioritize mobility.

How do I download data from a USB data logger?

Simply plug into a PC—the proprietary software auto-installs or downloads, displaying graphs and exports to CSV for analysis. Models like Lascar's EL-USB-TC make this plug-and-play.

Are data loggers suitable for high-temperature environments?

Yes, thermocouple models like the Lascar EL-USB-TC handle extreme ranges via compatible probes, perfect for furnaces or engines.

Can I use multiple data loggers together?

Absolutely—packs like LogTag's TRIX-8 sync timestamps for correlated data across sites, simplifying compliance reporting.

What accuracy should I expect from temperature data loggers?

Top units offer ±0.5°C precision, ensuring reliable logs for regulatory needs in industrial settings.