63mm, 100mm and 160mm diameter subsea gas filled system indicating thermometers for submerged depths down to 2000 meters.
There is an option on the 100mm diameter for a depth of 4000m but this must be specified at time of enquiry.
The case of this thermometer is machined from a solid stainless steel block and is capable of withstanding an external pressure of up to 400 bar on the 100mm option.