Speaker protection board has boot delay (about 3 seconds) and DC protection (starting voltage around 1V) function,
Board circuit is simple, safe and reliable work.
With LED lights, the protection of the light, the normal work goes out.
OMRON’ relay, suitable for most of the power amplifier board.
Working voltage:AC12-18V, need independent power supply.
1.BTL circuit needs two sets
2. Speaker protection requires independent winding power supply, can not share power with other circuits.
1 x Speaker Protection Board
AC12-18V Speaker Protection Board 2.0 OMRON Relay Protection Silver Contact Amplifier Speaker Board
Shipping:Standard Shipping about 10-25 business days