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Yellow and black two-piece electrical tester kit with rubber grips

Sperry Instruments STK001 Voltage & GFCI Tester Kit (VD6504, GFI6302)

SKU CH-X97P-P5XG6

This kit combines a non-contact voltage detector sensing 50-1000 VAC with a GFCI receptacle tester for verifying outlet wiring

  • FeaturesBattery Powered, true
  • Height2 L x 6 W x 9 H inches
  • Width2 L x 6 W x 9 H inches
  • Length2 L x 6 W x 9 H inches
  • Weight0.01 pounds
  • Sports Team1 Piece
  • Verifies AC voltage presence before starting work with both testers
  • Survives 10 ft drops and 250 lb crush rating for job-site durability
  • Non-contact detection from 50 to 1000 VAC with patented battery self-test
  • 360° visual and audible alerts confirm live circuits instantly
  • CAT III 1000 V / CAT IV 600 V rating on voltage tester for high-energy circuits

Kit contents and purpose

The Sperry Instruments STK001 kit combines a non-contact voltage tester (VD6504) with a GFCI receptacle tester (GFI6302). Both tools are battery powered and built for verifying AC voltage presence before working on electrical installations. The kit suits electricians, maintenance technicians and DIYers who need two complementary testers in one package.

What the two testers add

The VD6504 detects 50-1000 VAC without contact and provides 360° visual plus audible alerts, while its patented battery self-test reduces false negatives. The GFI6302 uses bright colour-coded neon lights to indicate wiring conditions at outlets. Both share hi-impact ABS housings with rubber over-moulds, a 10 ft drop rating and a 250 lb crush rating, and carry CAT III 300 V (GFI6302) or CAT III 1000 V / CAT IV 600 V (VD6504) ratings.

Who this suits and who should look elsewhere

This two-piece kit fits professionals and homeowners who want both non-contact detection and outlet wiring verification in a single purchase. Buyers who only need one function, who require continuity or resistance measurement, or who need a tester rated for higher voltage categories should consider other options.

Highlights

  • Verifies AC voltage presence before starting work with both testers
  • Survives 10 ft drops and 250 lb crush rating for job-site durability
  • Non-contact detection from 50 to 1000 VAC with patented battery self-test
  • 360° visual and audible alerts confirm live circuits instantly
  • CAT III 1000 V / CAT IV 600 V rating on voltage tester for high-energy circuits

Specifications

BrandSPERRY, Gardner Bender
FeaturesBattery Powered, true
Height2 L x 6 W x 9 H inches
Width2 L x 6 W x 9 H inches
Length2 L x 6 W x 9 H inches
Weight0.01 pounds
Sports Team1 Piece
TypeVoltmeter

Questions about this item

How often will I need to replace the batteries in the VD6504 voltage detector?

The VD6504 includes a patented battery self-test feature that verifies the tester and batteries are operating properly before each use, virtually eliminating false negative readings from depleted cells.

What voltage or category rating limits the GFI6302 receptacle tester during continuous daily use?

The GFI6302 is rated CAT III 300V and C-UL US listed, so the 300V category rating is the primary limit for sustained operation on installed circuits.

Does the VD6504 non-contact tester get hot or make continuous noise when left on all day?

The VD6504 only beeps and flashes its 360° visual indicator when it detects 50-1000V AC; it remains silent and cool when no voltage is present.

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