DeFelsko PosiTector FTRS Probe

DeFelsko PosiTector FTRS Probe for measuring thick protective coatings on ferrous substrates.


DeFelsko PosiTector FTRS Cabled 90° Probe for measuring thick protective coatings such as epoxy, rubber, concrete liners, and intumescent fireproofing on ferrous substrates. These stainless steel probes are hermetically sealed to be waterproof.

Choose between a Standard or Advanced Gauge Body. A Standard Gauge Body can store up to 1,000 readings per probe. An Advanced Gauge Body can store up to 250,000 readings from multiple probes in up to 1,000 batches and sub-batches. Both DeFelsko Gauge Bodies are compatible with all PosiTector probes. DeFelsko Gauges feature a fast measurement speed of 60+ readings per minute or up to 90+ readings in enhanced FAST mode.

FTRS Range

0-250 mils (0-6000 µm)

FTRS Accuracy:

± (0.5 mils + 1%) 0 – 100 mils± (0.01 mm + 1%) 0 – 2.5 mm
± (0.5 mils + 3%) > 100 mils± (0.01 mm + 3%) > 2.5 mm

*Accuracies are stated as a fixed value plus a percentage of the gauge’s actual reading.

The DeFelsko PosiTector FTRS Cabled 90° Probe is compatible with PosiTector Smartlink and fully interchangeable on both Standard and Advanced gauge bodies. Compatible with DeFelsko’s PosiSoft Software for viewing, analyzing, and reporting measurement data.

To select the proper probe for your application, please see DeFelsko’s Ordering Guide.

Stone Tucker Instruments is able to certify your PosiTector FNTS Probe. Click here to fill out our RMA Form.

Weight1 lbs
Dimensions8 × 5 × 2 in

DeFelsko’s PosiTector FTRS Probe comes with:

  • Precision Plastic Shims
  • PosiSoft Software
  • Instruction Manual
  • Two Year Warranty
  • Long Form Certificate of Calibration traceable to NIST or PTB

DeFelsko Working Shims

Plastic Shims

PosiSoft Software

PosiTector Smartlink

Click here to download the DeFelsko PosiTector 6000 Datasheet