Martindale TL178 Null Pin on key fob

This null pin on key fob is used to null out a test lead.

EAN: N/A SKU: MARTL178 Category:


This handy Null Pin is used to null out lead resistance of the Earth Bond Lead supplied with Martindale H-PAT 500 and 600 for accurate Earth Bond readings when testing. It can be used with any PAT tester with lead nulling capabilities.