Heavy-duty temperature sensors for controlling cooling water, lubrication oil, hydraulic oil and refrigeration plants within general industry and marine applications. On a standardized Pt 100 or Pt 1000 element, which gives a reliable and accurate measurement. The sensor can also be delivered with NTC / PTC elements on request. The MBT 3250 with changeable measuring insert is equipped with EN 175302-803-A Pg plug as standard. The measuring insert is based on a silicone cable, which makes the sensor very resistant towards vibrations.