Who we are…

Manufacturer and global supplier
of temperature data-collecting
devices used for documenting
products throughout the cold
chain. ISO 9001:2008 certified.


Cold Chain Solutions

Don't Ship without Us!®

•USB Temperature Sensor

The c\temp-USB and Waterproof

is our entry level data logger that offers the best value against all competition has USB connectivity. You won't find a better product with these features.

Certified Safe Shipping

Call 1-800-858-6872 for pricing.

Note: a minimum order consists of 20 units; product shipment is approximately three days after receipt of order.

c\temp-USB   SKU #7009
Temperature Range   -29°C to 72°C / -20°F to 160°F
Temperature Accuracy   ±0.2°C at 0° to 10°C / ±0.5°C at extremes
0.36°F at 32° to 50°F / .9°F at extremes
Memory EPROM  
8K storage
Measurement Interval
(pre-programmed by factory)
  4 days = 0 min. 43 sec.
7 days = 1 min. 15 sec.
16 days = 2 min. 50 sec.
30 days = 5 min. 19 sec.
60 days = 10 min. 38 sec.
90 days = 15 min. 57 sec.
365 days = 1 hr. 4 min. 39 sec.
Computer Interface   USB Standard A to Mini B Cable required.
Indicators   Two: Start/Stop and Alarm
High and Low Alarm Limits   LED indicator alarm set by temperature and time
Internal Software Features   Times, start time, interval, user description, alarm values, recording status, measurement data, software version, serial number, model type.
Power Source   One 3.0 Volt Lithium coin cell battery with 1 year operating life, 3 years shelf life.
Size   13 cm(L) x 6.8 cm(W) x 2.0 cm(H) / 5.1 in. (L) x 2.7 in. (W) x 0.8 in. (H)
Weight   71 grams / 2.5 ounces
CE Certified   Yes
Water-resistant   The proeduct package is hermetically sealed to an IP66 rating.
Software features
  Report Summary & Statistics
Mean Kinetic Temperature Calculation
File Manager
Note attachment
Ability to look at recorded temperature points and date / time stamp
Elapsed time view or date / time recorded view
Celsius, Fahrenheit or Kelvin display
3D view option
Can open up to 16 files at one time
Export data to CSV or TXT file
Export graph as a bitmap or metafile

recycle iconMarathon will pay a US $3 rebate for each used electronic data logger (ctemp red, gray, yellow or blue) returned to us. This will help us meet our green environmental objectives and our customers will save the cost of the disposal of the electronic waste, which contains printed circuit boards and alkaline or lithium batteries. Go to the REBATE page for more information and to download the return form.

Maxi-Thermal Software
This section contains the necessary software selections for our temperature USB data loggers, plus find interfaces and probes.

For more information:

Download a PDF of the c\temp-USB Product Brief.
Download a PDF of the MaxiThermal Quick Start Guide.

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   rev. Feb-07-2017