ST550 is an electrostatic fieldmeter with highly precision measurement of electric field to ± 20 kV. It is easy to use for locating and measuring static charges with lightweight, compact design.
  • ST550-mini
  • ST550-01
  • High precision and LCD display.
  • Accurate positioning by dual LED.
  • Zero adjust and Auto power off function.
  • Optional accessories with ground wire.
  • Average, Maximum, and Minimum Mode.
Model name ST550
Measuring Range  Low MODE :±1,999V
 Hi MODE: ±20KV
Resolution  Low MODE:1V
 Hi MODE:10V
Accuracy  10%
Measuring distance  25mm(0.1")
Operation humidity  0~85%(RH)
Response time  500ms
Dimensions  120 x 49 x 29mm(4.7" x 2.0" x 1.2")
Distance mark  Two LED guide lights
Ground Wire  Yes
Weight 152.4g(5.38 oz.)with battery
Accessories 9V Battery, Instruction manual, Ground wire, Carrying case, Box