Setpoint Range -30 to 212°F (-34 to 100°C) Differential Range 1 to 30F° (1 to 30C°) Made for almost any refrigeration or HVAC control-voltage application Easy-to-read LCD displays A 30° (F° or C°) temp diff adjustment range allows precise (1F° or C°) temp diff settings The A419ABC-1C control is a single-stage, electronic temperature control with a Single Pole, Double Throw output relay. Featuring a lockable front-panel touchpad for setup and adjustment, and a Liquid Crystal Display for viewing the temperature and status of other functions. A Light-Emitting Diode indicates the controls output relay (On/Off) status. The A419ABC-1C control has heating and cooling modes, adjustable setpoint and differential, an adjustable anti-short cycle delay, and a temperature offset (setback) function. The setpoint range is -30 to 212?F (-34 to 100?C). This control features remote sensing capability and interchangeable sensors.