VoltHot Technologies

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Personal Voltage Detector - Pen type

Alerts or warns maintenance personnel when proceeding towards LT/HT power lines.It is personal safety proximity voltage sensor.
Technical specifications
Model name VoltHot_PVD_Pen_type_Audio-Visual_Series
Functionalities Voltage detection by Proximity effect
Detection Voltage levels 50V to any AC high voltage (kV lines), Non contact.
Functional modes Voltage mode
Self test

OH HV & LV lines, URD HV lines, HV switchyards

(Alertness or warning indication on HV line is live – do not move or take precaution)

Electric Field Technology sensor systems.

Threshold voltage setting.

Test before touch functionality Self test diagnosis and Test before touch source
Detector response time < 1 second
Operating frequency 40Hz to 65Hz
Battery voltage 3V (CR 2032)
Low battery indication < 2V (Yellow LED flash)
Battery Life Minimum 100 hours of continuous use.
Indication & Detection distance

Red LED flash and the Buzzer (sound level 70dB at 1 meter).

Detection distance of minimum 1 meter from 11kV.


Overall length 100mm

Overall width 25mm

Overall depth 15mm

(Pen size, can be fixed to any portion of the personnel/operator body)
Weight Approx.  0.1kg
Product standard IEC 61243-1
Operating temperature -100C to +600C
Storage temperature -200C to +600C
Humidity 25% RH to 96% RH
Water resistant Yes
Reliability (warranty) 3000 hours operations
Service support & calibration Yes
  • Prototype concept development test is under progress
  • Innovation disclosure filing for India Patent is under process.
  • Voltage Sensing distance can be adjusted as per customer requirement.

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