STC-1000 Dual Relay Digital Temperature Controller
STC-1000 Digital Temp Controller
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XINGYHENG STC-1000 DC 110V-220V 10A Microcomputer Digital Display Temperature Controller Thermostat Control Switch 2 Relay Output Cooling Heating and NTC 10K Thermistor Sensors Temperature Probe – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link