Feature

●❤ The UPC1237 chip design and manufacture speaker protection card features an on/off delay and DC protection, an instant stop function and a comprehensive protection for your beloved speaker.
●❤ The selection of thick pewter leaves from the production of high quality 1.6mm high gloss plates of the Relay 10A is a quality of loose music, the resistance rings are resistant copper feet with gold foil
●❤ With a red power indicator, the relay for approx. 3 seconds, shows the green display, the work display.
●❤ The protection card only uses an operating voltage AC 10V-18V, DC 12-24V, you can transfer a group of electrical power to the amplifier card.
●❤ Try to use a conditional independence or separate power supply.


Description

The speaker protection card uses the design and manufacture of UPC1237 chips and features a power on time and DC protection, an instant power off function and comprehensive protection for your expensive speaker!
The range of thick tin plates from the production of 1.6 mm high plates (FR-4). The 10 A relay is a casual music quality. The resistance rings are copper feet with gold film. And with a red power indicator, the power relay shows approx. 3 seconds to indicate the green indicator light and the power indicator.
The protective card with a single mains voltage of 10V-18V AC, 12-24V DC can transfer a group of electrical power to the amplifier card. Try a rolled up or separate power supply.
Delayed mute function, shutdown speed disabled.
Potential protection of the center of the amplifier, centre of the DC from control point > 0.7 V.
All finished cards are good for debugging and strength testing.
Size: 6.5cm x 5cm
Note:
Please allow 1-3mm differs due to manual measurement. Please make sure you do not disturb this before ordering.
Actual colour may vary a little from the photo depending on your monitor settings. Thank you!

Box contents:
1 x Protective circuit