Martindale FD550 Elite Fuse Finder Kit Martindale MARFD550 P This fuse finder kit from Martindale uses a mains socket plug in transmitter and a small hand held receiver to easily distinguish which fuse or breaker controls a circuit The transmitter takes its power from the mains and emits a signal which the microprocessor controlled multilevel sensitivity receiver detects processes and displays the result on a bar graph P P Operates either in automatic mode which has auto adjustment o
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