| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $8.35 | $8.18 | $7.92 | $7.58 | Contact US |
Line Magnetic Audio LM-508IA 48W+48W Tube Amplifier Integrated Amplifier Tube Amp with Two VU Meters
$2,624.45
2x80W HiFi Digital Power Amplifier Board V1.6 Class D Amplifier Board for MERUS MA12070 with Toggle Switch
$33.44
Rod Rain Audio TPA3116 2.0 100Wx2 Class D Amp BT5.3 Digital Power Amplifier Power Amp (Black)
$34.82
Speaker Protection Board DIY kit Need to Solder
The speaker protection board has the power delay (3 seconds) and DC protection (from the control voltage is about 1V) function, a simple circuit board, making easy, safe and reliable. With LED status display, when the protection light, the normal work time off. using 15A high current relay, suitable for the vast majority of amplifier board. Operating voltage AC 12-15V, requires a separate power supply. After installation size: length 65mm x width 40mmx high 25mm
Features:
- BTL circuit need two sets.
- DIY kit onlyyou need to weld the components and board by yourself(instruction will be attached).
- Note: DIY kit installation requires some basic electronic production and practical ability, there is the risk of damage during the process of installing, once the parts are installed we are not responsible for the components. thank you for your understanding.
Components:
- 1 x Supporting double-sided circuit boards
- 1 x 4148
- 4 x Nippon Chemi-con Capacitor
- 6 x Transistor
- 5 x Supporting metal film resistors
- 1 x LED (light emitting diode)
- 5 x Terminal Block
- 2 x 15A Relay
- 1 x Kit assembly instructions
- Bridge Rectifier / three-terminal regulator x 1 each
