Eltek GS44HStuart2025-05-21T14:38:50+01:00 Eltek GS44H. Sensors: 4 x bipolar external input (for Hukseflux heat flux plate), Range must be specified when ordering Range: ± 5mV, ± 10mV±, 20mV, ±50mV, ±100mV Find Out More