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Megger LT300 Loop Testers

lt300 appl
Downloads & Videos LT300_datasheet

Brand: Megger

Model: LT300


  • CAT IV 300V applications
  • High current loop tester
  • Single and 3 phase testing
  • 16 Hz to 400 Hz operation
  • Two wire lead set, Fused lead or mains plug leads


Introducing a new loop tester for CATIV applications, the LT300 offers high current loop testing over a wide range of frequencies and supply voltages with simple, fast, two wire operation.


It has a large clear display that aids visibility in poor conditions.



The high current loop test provides fast accurate and stable results with a resolution to 0.01 Ω on the 20 Ω range.


Three models are available:

LT300-EN-00 - with red/green leads

LT300-EN-BS - with BS1363 mains plug lead


LT300-EN-FS - with fused lead