Zinc has the longest life of any of the permanent type reference cells. NETCOR uses hi-pure zinc to assure consistent quality and a constant conversion factor of -1.1v to CuSO4. Zinc reference cells come in the following styles: 


Packaged in prepared backfill to maintain stability. 

  • Size: 10" diameter x 24" long
  • Weight: 25 pounds
  • Model code: PRC-ZU9


Cast in rigid backfill. Maintains stability for years.

• Model code: ZN-CPBD-9


Reliable, embedded half-cell for reinforced concrete structures.

  • Standard size: 1.5" diameter x 2" long
  • Model code: PR-GR-1