Commander Echo™ Wireless Grip Dynamometer

Commander Echo Grip stack

For hand strength testing or voluntary maximal effort evaluations, the Commander Echo Grip Dynamometer is a fast, versatile, portable grip testing system.

To see a video of the device in use click here

The Commander Echo Grip will help your customers:

Save Time

  • Performs 5-position, rapid exchange and sustained grip tests
  • Automatically stores data for up to 20 tests in the console to eliminate transcription during testing
  • Displays maximum force, coefficient of variation (CV), right and left average force and bilateral deficit

Do More

  • Evaluate voluntary maximal effort
  • Establish baselines and monitor progress

Achieve Greater Accuracy

  • Adjustable test time with fatigue calculation for sustained grip tests
  • Digital load cell technology provides greater reliability and durability than other common gauges



CM306 Commander Echo Grip


 Product Highlights

  • Console stores 20 bilateral tests with up to 8 repetitions per side
  • Compatible with normative data developed by Mathiowetz and published in the American Medical Association (AMA) Guides
  • Evaluate hand strength and compare results to published normative data

For more information regarding JTECH Medical products or services or to schedule an online demo, please call toll free at 800 985-8324 or 385 695-5000, or contact us by email.


  • Specifications
  • Resources
Commander Echo Grip Gauge Commander ECHO Console
(required but sold separately)
Part Number: CM306   Part Number: CM300
Number of Repetitions per Test: 1-8   Number of Stored Tests: 20
Load Cell Capacity: 200 lb (90.72 kg)   Weight:  0.46 lbs (0.21 kg) 
Units of Measure: lb, kg, N   Length:  4.66 in (11.83 cm) 
Weight: 0.92 lbs (0.42 kg)   Width: 2.61 in (6.63 cm)
Length: 8.15 in (20.70 cm)   Depth: 0.96 in (2.44 cm)
Width: 1.62 in (4.11 cm)   Battery Type: Rechargeable Lithium-polymer
Depth: 4.01 in (10.19 cm)   Battery Life: Approximately 13 hours of continual use
Battery Type: Rechargeable Lithium-polymer      
Battery Life: Approximately 10-14 hours of continual use      

Commander Echo Grip Resources

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