Secondary Standard PRT, 4.76 mm x 229 mm (0.188 x 9.0 in), -200 *C to 420 *C
For years, you've relied on our 5612, 5613, and 5614 Secondary Reference Probes. These field-durable, lab-accurate PRTs have been replaced by the 5615, which comes with a NVLAP accredited calibration.