Between the filled-in Gefran sensors the Melt pressure transducers filled with sodium-potassium are those able to work at the highest temperatures (i.e. up to 538°C), assuring a total compliance with the maximum levels of accuracy and of reliability. 

All the NaK sensors are conform to the RoHS Directive thanks to the sodium-potassium filling fluid, considered a substance “Generally Recognized As Safe“ (GRAS). 

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