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Charging Discharge Voltage Monitor Test Relay Switch Control Board Module DC 12V

Charging Discharge Voltage Monitor Test Relay Switch Control Board Module DC 12V

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  • China Warehouse
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Stock in: china


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When board connected the power supply, IN signal terminal connected the measured voltage, then display the measured voltage value;
Short press K1 can enter setting threshold voltage, 6 times for a cycle(former 3 times are for lower limit and the other 3 times are for upper limit);
When the measured voltage is lower than the lower limit or higher than upper limit value, the relay works and the buzzer alarms.
In the range of setting value, the relay stop working and the buzzer will not alarm.

Output Capacity: Can Control the Load within DC 30V or AC 220V 10A
Power Supply Voltage: DC 12V
Test Voltage Range: DC 0-30V
Static Current: 20mA
Working Current: 50mA
Working Temperature: -40-85°C
PCB Size: 64 * 40 * 18mm / 2.52 * 1.57 * 0.7in (L * W * H)
PCB Weight: 27g / 0.96oz

Package List:
1 * Switch Control Module


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  • By g***h

    December 4, 2017

    Item as described. Prompt shipping.Thank you!

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  • By k***i

    September 20, 2017

    I received the product very quickly and in good condition. Reliable seller.

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  • By v***p

    September 8, 2017

    Good item, good price, good shipping. All good :-)

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  • By c***s

    June 19, 2017

    Arrived in good order and on time. Thank you

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  • By b***6

    June 14, 2017

    All items received in good order

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  • By l***2

    June 13, 2017

    Excellent seller, item as stated will deal with again

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  • By z***s

    June 13, 2017

    Good seller. Will do business with you again.

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  • By s***s

    May 18, 2017

    Arrived safely. Very good. Recommended seller A+

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  • By b***2

    January 9, 2016

    Fast Shipping, Great Price, Product as Described. Thanks!!

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  • By j***s

    January 5, 2016


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  • By i***3

    December 30, 2015

    Item received. All OK. Thank you!

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  • By j***e

    December 23, 2015

    Very nice item for the price and fast shipping too. Thanks!

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  • By r***0

    December 22, 2015


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  • By k***e

    November 20, 2015

    As Described, Quick Delivery, Excellent Quality, Good seller, Thank You.

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