Megger   DET4TD   Digital Ground Tester IP54 rated 2, 3 and 4 point testing Selectable 25 V or 50 V output Complete with lead and stake kit Simple one button operation Hardwearing carry case Delivered with calibration certificate The new ground testing instrument family from Megger offers a unique solution to your ground rod and soil resistivity testing needs. The complete kit of instrument, test leads, stakes, batteries and calibration certificate are delivered in a tough polypropylene carry case - everything you need to start testing in one kit. The ground tester is rated to IP54 making it truly an outdoor instrument. The ground tester has been designed to be easy to use, a large selector switch makes selection of 2 pole, 3 pole or 4 pole test easy with gloved hands - and the design makes the fitting of shorting links to perform 2 pole tests a thing of the past.