thermostat temperature range -40+90°C ON-OFF command with 1 point of intervention for defrosting system 1 changeover relay output 8(2)A 250V for compressor alarm LED room temperature 0+60°C power supply 12/24V AC/DC 2VA NTC probe (not included) connection with screw terminal block dimensions 75x33 mm - depth 64 mm mounting hole 71x29 mm