The WSST-300 permits  fast, simple, safe tests of operator resistance to ground.  The operator simply presses on the lid for a quick, easy, reliable test.

The WSST-300 has a user selectable upper limit of 10 Meg ohms or 100 Meg ohms.

Lower limit of 750K ohms.

Visual and Audible Alarms

3 year battery life @ 10 tests per day

1 Year parts and Labor warranty.

NIST Calibration w/certification available

Supplied with 8' grounding wire, instructions, and 9V battery(installed in unit).

At customer request, we can supply this monitor with custom upper and lower limits.

Please contact us for details.