Cryogenic Control Systems, Inc. offers platinum RTDs and R400 ruthenium-oxide temperature sensors. R400 ruthenium-oxide temperature sensors have temperature ranges from 2.0 to 40K, an extremely low magnetic field dependence, a low susceptibility to ionizing radiation, and a compact 0.2" x 0.095" canister package. These sensors are designed for low temperature operations, and have applications for liquid helium systems and superconducting magnets.

Analog Devices, Inc. offers TMP37 low voltage temperature sensors. These sensors feature temperature ranges from +5 to +100°C, supply voltage ranges from +2.7 to +5.5V, 50μA supply currents, and analog outputs.

Maxim offers DS75LV low-voltage digital temperature sensors for the following applications: personal computers, office equipment, cellular base stations, and thermally sensitive systems. These sensors have operating ranges from 1.7 to 3.7V, temperature measurements from -67 to +257°F, ±2°C accuracy ratings, and user-definable thermostatic settings.

Kongsberg Maritime offers spring-loaded low temp resistance sensors. MN2120 spring-loaded temperature sensors have temperature ranges from -50 to 200°C, Pt 100/1000 sensing elements, 2-4 wire connections, and IP56 protection. Their flat sensor tips are constructed from brass materials.

Saelig offers UPSI G-TUS.13 dual channel low temperature sensors. These sensors have the following features: ambient temperatures ranging from -90 to 85°C, relative humidity ranging from 0 to 100% RH, humidity channel capacitance from 150 to 270 pF, and supply voltages ranging from 1 to 10V.