Permanent Thru-Wall Electrodes

TheGMC Staperm™ thru-hull mounting assembly is designed to provide easy installation of special submersible STAPERM™ reference electrodes.  Each electrode comes complete with a test lead junction box, electrode sealing system and /34" NPT threaded fitting for mounting directly through the structure wall.  The electrode can be readily removed and reinstalled from the exterior of the vessel (not under pressure).

·       Minimum 20 year service life.

·       1/2" x 6" long Teflon tube mounted in high pressure packing gland with 3/4" NPT.

·       Pressure Rating 350 PSI.

·       Stability +5 millivolts with 3.0 microamp load.

·       Temperature: limit 140° F.