Tonghui TH9320 withstanding voltage/insulation resistance tester is an economical and intelligent safety hipot tester with the characteristics of small size, light weight, pleasing appearance and easy operation. it can be widely used in the safety tests of household appliances, transformer, electrical equipments and components..


Unit Price: US$ 1,070  

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Key Features

Voltage: AC 0-5000V, DC 0-6000V

Current: AC 0-20mA, DC 0-10mA

Insulation Resistance: 1MΩ-9999MΩ

480×272 dot-matrix, TFT-LCD display

Rapidly discharging and arc detection

Hold 20 testing steps, 4 testing modes selectable

Randomly set voltage rising time and testing time in 999.9 seconds

Freely set waiting time for insulation resistance

Abundant interfaces Handler, RS-232C, USBDRV, USBHOST




5 groups

Voltage Rise-time

0.1s – 999.9s

Voltage Wait-time

0.2s – 999.9s (IR)

Test Time Setting

0.2s – 999.9s (AC/DC)


HANDLER, RS232, USBDRV (PC interface), USBHOST (USB port)

(Note: see more technical specifications in the ‘Resource’ – ‘Datasheet’)

Main Machine

Module No. Item Description
TH9320 Hipot Tester AC/DC/IR, including high voltage test cable