Ideal for both Field & Lab use, Cost Effective Solution, Fast Heating & High Stability, Wide working range, Heating chamber made in High Alumina Tube, Thermal Insulation in Ceramic Fiber, Interchangeable Well Insert with Single & Multihole, Auto Tune PID Temperature Controller, Switch Test Facility, 24VDC volt supply is available to energies transmitter & a continuity tester built in for thermal switches.