Note:
1.The DC protection can't work with the Digital Power Amplifier board or BTL Circuits
2.The
horn protection board has the functions of power-on delay (about 3
seconds) and DC protection (control voltage is about 1V). The board
circuit is simple and safe and reliable.
3.With LED light
indication, it lights up when working, and it is extinguished when
protection starts. It adopts double parallel OMRON relay, which is
suitable for most power amplifier boards.
Operating voltage AC: 12-18V, independent power supply is required.
3.This
protection board is powered by AC 12-18V.It must be powered by a
separate power supply. Otherwise, the power amplifier board may be
damaged.
Product Details:
Voltage input: AC12-18V
Can withstand power: 50W-300W
Protection board size: 68 * 55 MM
Package List:
1 × UPC1237 Speaker Protection Board