FA650 Stereo Speaker Protection Circuit 12V DC Supply Assembled Kit

Description

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[FA650] Stereo Speaker Protection Circuit 12V DC Supply Assembled Kit
This circuit is Protection circuit to prevent the speaker from DC output from Power Amplifier, normally, DC will be the cause of damaged Speaker. Most of OCL power amplifier , recommend to use this board to protect your lovely speaker.
Technical information:
- Need Power Supply 12V DC
- 2 x Relay 12V/10A to connect between speakers and stereo amplifier.
- LED indicator
- Current consume 60mA
- Pot to adjust delay time to connect output of amplifier to the speakers. ( 1-5second ) after turn on amplifier.
- Including the schematic , the instruction how to setup.
- PCB size 3.24 in x 1.84 in
Shipment
- All products are shipped by Thailand Post Service within 2-3 days by airmail after payment is clear. Except for the weekend, shipping will be postponed to Monday.
We ship worldwide by Economy Airmail ( 3-5 weeks ) as a gift for the customs declaration. Please let us know if you prefer expedited shipping, extra shipping cost is required.
- We are not responsible for any custom duty or import tax.
Return Policy
-
We offer 30 days' money back
. You can purchase with more confidence.
- Full refund if within 45 days buyer doesn't receive our product.
After you receive our products, If it is a defective or missing part,  please take the photo as evidence and contact us within 30 days. You can return the product for replacement or refund. But shipping costs and custom tax are not refundable.
Feedback and Support
- We leave the positive feedback after receiving the payment.
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Please contact us before leaving negative feedback or open the case.
We will do our best to resolve any problems.
- We always support our customers after-sales.
- If you have any problems or any questions with our products, please feel free to contact us. We have
an engineer to support you
. Don't worry if you are new to electronics.
- Due to timing differences, we may delay to response but it should be within 24 hours. Our working hours are from (GMT+7:00) 08:00 AM to 20:00 PM.
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