8 inch long N-type thermocouple for a Fisher Scientific Isotemp Muffle Furnace

This is a specialty N-type thermocouple for a Fisher Scientific Isotemp Muffle Furnace

The total length is about 60 inches

The ceramic sensor is about 8 inch long, including the twisted tip.

Thickness of the ceramic insulator is 6 mm

Made from 0.5 mm diameter N-type sensor wire with standard accuracy and high temperature fiberglass insulation.

This is for a specific customer, we are not sure if this will fit all Furnaces in the series. If you have information on the original probe we can match that.