It is a termostat for a peltier cooler !
Electronic Thermostat : Circuit Diagram and Its Working
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Electronic Thermostat With Adjustable Hysteresis
W3230 Dc 12v 24v Ac 110-220v Digital Temperature Controller Thermostat Regulator Heating Cooling Control Switch Sensor Meter - Thermometer Hygrometer - AliExpress
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Electronic thermostat schematic circuit
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Electronic Thermostat Circuit using transistors - Electronics Area
Simple electronic fridge thermostat
Electronic Thermostat : Circuit Diagram and Its Working
Simple electronic fridge thermostat
Electronic Thermostat With Adjustable Hysteresis
namron Termostat Touch Z-Wava 16A Instruction Manual - Manuals+
Termostat digital Eliwell IDPlus 974 (230V) | DTN Group - Echipamente frigorifice și de climatizare
Electronic Thermostat
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