SF-420 AC Stud Sensor with AC Detection

 

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What's special about this sensor from Greenlee?

  • Non contact detection of AC voltage
  • Dual scanning modes for flexibility
  • Finds edges of wood and metal studs between 3/4" and 1-1/2" in depth
  • Click for More Features

Greenlee's SF-420 AC Stud Sensor with AC detection finds wood and metal studs behind walls, ceilings and floors. Ideal for helping you to avoid pipes and precisely locate studs prior to drilling into walls or wall-mounting heavy objects, this stud finder can be used in Stud Scan Mode for depths up to 3/4" (19 mm), or in Deep Scan Mode for depths up to 1-1/2"(38 mm). Either way, the SF-420 offers the versatility that contractors need. This stud detector also has the capability to indicate the presence of energized AC voltage up to 1-1/2" deep.

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PART # DESCRIPTION WEIGHT PRICE
GL-12137 SF-420AC Stud Sensor with AC Detection 0.6 lb
Qty:  
  • Non contact detection of AC voltage
  • Dual scanning modes for flexibility
  • Finds edges of wood and metal studs between 3/4" and 1-1/2" in depth

 

This product has starred in our Product Showcase Blog! Click here to check it out.

Battery Type Position Accuracy Detection Deep AC Position Accuracy AC Sensing Depth
Stud Scan Mode Deep Scan Mode Stud Scan Mode Deep Scan Mode
9V alkaline (included) Typically within 1/8" (3mm) using the dual scan and mark procedure Typically within 3/16" (5mm) using the dual scan and mark procedure Typically up to 3/4" (19mm) Up to 1-1/2" (38mm) Typically 90V to 250V at 50Hz to 60Hz within 6" (150mm) of a hot unshielded wire In typical drywall with Romex® wiring, wires can be detected up to 3" (76mm) deep.

This product has starred in our Product Showcase Blog! Click here to check it out.

 

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REVIEW SNAPSHOT®

by PowerReviews
Greenlee SF-420AC Stud Sensor with AC Detection
 
5.0

(based on 1 review)

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Reviewed by 1 customer

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5.0

Greenlee SF-420AV & Cable Organizer

By Maisha in Purchasing

from Somerset, NJ

About Me Professional

Verified Buyer

Pros

  • Lightweight
  • Powerful

Cons

    Best Uses

    • At Home
    • Contract Jobs
    • Minor Projects

    Comments about Greenlee SF-420AC Stud Sensor with AC Detection:

    Easy to use and reliable.

    • Primary use:
    • Business

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