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DC12V 4 Channel Level Trigger Optocoupler Relay Module Power Supply Module

4.1

★★★★★

$2.99 /$3.65

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$1.50 /$3.65

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Return items will be accepted within 40 days when is the date of receiving the goods. Customized items cannot be returned or exchanged. Items bought with an e-gift card are exchangeable only; refunds are not applicable.

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We will work hard to deliver items to you after receiving your orders and make sure they arrive safely. Delivery details will be provided in your confirmation email.In most cases, orders are processed within 2 days.Under special circumstances, it will be delayed as follows: When you place an order on Saturday, Sunday or public holidays, it will be delayed for 2 days..Normally, it needs 5-7 working days (Monday to Friday) without being affected by flight delay or other environmental factors..Because our shipping service is worldwide so the delivery times will depend on your location so it may need a few times and please wait patiently if you are in remote districts or countries.

1. Return & Exchange Policy

We only accept items purchased from roymall.com. If you purchase from our local distributors or other retailers, you cannot return them on our side. Final sales items or free gifts are not acceptable for a return. To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.After receiving return instructions from us, please package up your returned items and drop your package at the local post office or another courier.
We will process your return or exchange item within 3-5 working days after we receive it. The refund will be processed and credited automatically to your original method of payment.No returns or exchanges can be accepted if the product was custom produced, including custom size, custom color, or custom printed.Need more help, please contact us. service@roymall.com or Whatsapp: +8619359849471

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You'll get a full refund or 100% store credit after we receive the returned package and check it. The refund will be processed and credited automatically to your original method of payment. Please note that shipping costs and any duties or fees are not refundable. The extra shipping costs are non-refundable once the package has been shipped. You are responsible for paying these fees and we’re unable to waive or refund them, even if the order is returned back to us.Once we received and confirmed your returned item, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.If you have any problems regarding the refund process, please contact us. service@roymall.com or Whatsapp: +8619359849471

ntDescription:

ntThe module uses genuine quality relay, normally open interfaces

ntUsing SMD optocoupler isolation, driving ability, stable performance

ntThe module can be high or low by a jumper setting trigger

ntFault-tolerant design, even if the control line is broken, the relay will not operate

ntThe power indicator (green), the relay status indicator (red)

ntThe interface design of human nature, all interfaces are available through a direct connection terminal leads, very convenient

ntSpecification:

ntMaximum load: AC 250V/10A, DC 30V/10A

ntTrigger current: 5mA

ntWorking voltage: 12V

ntModule size: 73 x 50 x 18.5mm (L x W x H)