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4-Channel DC 12V 30A Relay Module Control Board Optocoupler Isolation High/Low Trigger

4-Channel DC 12V 30A Relay Module Control Board Optocoupler Isolation High/Low Trigger

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  • China Warehouse
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United States
Stock in: china


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  • Full or Partial Refund , If the item is not as described Learn More >
This is a relay module with high performance, which is convenient and practical for users.

4-channel, DC 12V 30A relay module.
Output capacity: within DC 30V 30A or AC 250V 30A.
Using optocoupler isolation, strong anti-jamming capability and stable performance.
The module can be set high or low trigger.
To ensure stability, uses industrial grade PCB board and 9.5mm barrier terminals.
All interfaces can be connected directly via terminal wiring leads, very convenient.

Module Interface Description:
1. DC +: DC power supply positive;
2. DC -: DC power supply module negative;
3. IN: Signal input terminal(support High/Low Level switch freely);
4. Normally open (NO): Relay normally open;
5. Common terminal (COM): Relay common;
6. Normally closed terminal (NC): relay normally closed terminal;

Type: 4-Channel
Relay Voltage: DC 12V 
Output Capacity: within DC 30V 30A or AC 250V 30A
Quiescent Current: 5mA 
Trigger Current: 5mA  
Module Size: 100 * 83 * 20mm
Module Weight: 172g

Package List:
1 * Relay Module


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Customer Reviews

Average Rating:


based on 11 Customer Reviews

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  • By p***n

    June 5, 2018

    Work perfectly, as described. Thanks!

    Is this helpful? (0) (0)

  • By r***9

    May 24, 2018

    Good seller i will buy from again

    Is this helpful? (0) (0)

  • By m***n

    April 21, 2018

    Excellent purchase. Good value.. Thanks

    Is this helpful? (0) (0)

  • By r***1

    February 7, 2018

    Perfect transaction, Thank You

    Is this helpful? (0) (0)

  • By e***d

    October 25, 2017

    as expected

    Is this helpful? (0) (0)

  • By b***1

    September 12, 2017

    Shipping took a while but I expect that with E-packet, Item itself was perfect.

    Is this helpful? (0) (0)

  • By r***9

    July 13, 2017

    great. This is my second one

    Is this helpful? (0) (0)

  • By w***d

    July 10, 2017

    Received OK

    Is this helpful? (0) (0)

  • By j***1

    July 7, 2017

    Goods as described, no issues

    Is this helpful? (0) (0)

  • By c***s

    June 19, 2017

    Arrived in good order and on time. Thank you

    Is this helpful? (0) (0)

  • By d***r

    April 8, 2017

    Great seller, fast delivery, highly recommended. A+++ service

    Is this helpful? (0) (0)

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