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High Voltage Insulation Testers & Megohmmeters

Insulation breakdown isn't just inconvenient - it's highly dangerous. These high voltage insulation testers verify the insulation of an electrical installation to see if action must be taken to prevent dangerous electrical incidents.

Find out more about High Voltage Insulation Testers & Megohmmeters below.

Chauvin Arnoux CA6505 Digital Megohmmeter
Stock Due : Estimated 1-2 Weeks
Chauvin Arnoux CA6505 Digital Megohmmeter
£1,715.00
£2,058.00 inc. vat
  • Insulation resistance measurements to 10TΩ
  • 5100V voltage measurements
  • Polarisation index and DAR
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Chauvin Arnoux CA6545 Digital Megohmmeter
In Stock : Get It Next Working Day*
Chauvin Arnoux CA6545 Digital Megohmmeter
£1,885.00
£2,262.00 inc. vat
  • Contains numerous programmable functions
  • Fixed voltage tests
  • Generously-sized LCD display with bar graph
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Chauvin Arnoux CA6547 Digital Megohmmeter
Stock Due : Estimated 1-2 Weeks
Chauvin Arnoux CA6547 Digital Megohmmeter
£2,265.00
£2,718.00 inc. vat
  • Memory storage and download functions
  • Wide insulation resistance range from 30kΩ to 10TΩ
  • 4 fixed testing voltages of 500, 1000, 2500 and 5000V
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Chauvin Arnoux CA6549 Digital Megohmmeter
Chauvin Arnoux CA6549 Digital Megohmmeter
£2,779.00
£3,334.80 inc. vat
  • Thousands of results transferred to computer
  • Fixed and adjustable voltage tests
  • Automatic calculating of DAR, PI and DD ratios
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Chauvin Arnoux CA6550 Digital Megohmmeter
Chauvin Arnoux CA6550 Digital Megohmmeter
£3,199.00
£3,838.80 inc. vat
  • Stores up to 80,000 results
  • Tests insulation and conducts voltage
  • DataView software included
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Chauvin Arnoux CA6555 Digital Megohmmeter
Chauvin Arnoux CA6555 Digital Megohmmeter
£3,950.00
£4,740.00 inc. vat
  • DataView software included for reports
  • Stores up to 80,000 results in memory
  • Measuring range of 10 kohm to 30 Tohm
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About High Voltage Insulation Testers & Megohmmeters

All electrical insulation is susceptible to degradation over time. At the start of its service life, the insulation applied to an electrical system - whether it's a common appliance such as a kettle or a high-powered device like a transformer - should be strong enough to make leakage current non-existent or negligible and ensure that the electrical installation/appliance can be used safely.

However, insulation will degrade over time leading to more potential leakage current. As such the system becomes less and less safe over time, and this is exactly why insulation resistance tests must be regularly carried out to ensure that the resistance of the insulation is sufficiently high.

We have a range of different insulation testers depending upon the application they are to be used in.