Brooks Line/Neutral Tester


Ekstrom’s Line/Neutral Tester easily locates loose, open or faulty connections to line and neutrals. Rated for 120/240 the SP3985 places a 5.2 KW load at120 VAC at the meter socket on each phase to neutral. Two conveniently located LED digital meters, with a range of 85 to 264 VAC, provide immediate indication of a problem line or neutral. For a safer, easier connection, a cam-lock interface connects the durable neutral wire with the tester. Internal fuse protection ensures trouble-free use.


  • Safe, effective detection of loose or open wire connections.
  • Fuse protected.
  • Portable, lightweight, rugged construction.
  • Camlocked neutral wire.
  • 40+ amps load @ 120 Volts.

Product Numbers

Line/Neutral Tester

  • LT-3985