DC 12V Relay Switch Control Digital Temperature Display Module Sensor -20 to100℃
4,26 €
OLED LED&RGB. keep lighting shows the relay has closed. Output: 1 channel relay output, capacity =20A 125VAC，20A 14VDC. --- state shows high temperature alarm. Patch Cord Length: Approx. Indicator Light Direction: Flash shows start-up delay of refrigeration or heating.
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