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Ultimate AC Sensor

Determine if there is 50-1000 Volts AC with red glow and audio alert

Prevent electrical shock with this simple tool to located dangerous defective grounds. ULTIMATE model has added audio alert feature. This handheld device helps you determine the presence or absence of 50-1000 Volts AC in insulated wires, wall receptacles, fuses, junction boxes, and voltage carrying electrical systems. The bright, red glow indicates AC voltage.

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In Stock (140)


  • Proudly made in the USA.
  • Non-contact detection of 50-1000 VAC.
  • Includes 2 replaceable AAA alkaline batteries.
  • Senses voltage without metallic contact.
  • Outstanding safety instrument

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