Amazon.com: NOYITO 25A Dual Power Rectifier Filter Board AC 9-17V DC ± 12-24V Power Amplifier Power Supply Rectifier Board Suitable for LM1875 TDA2030 TDA7294 LM3886 and Other Medium-Low Power Amplifier : Electronics
50W Power Amplifier with LM3886 - Electronics-Lab.com
Full Aluminum LM1875 LM3886 Power Supply Chassis Audio PSU Box Case 155x60x261MM | eBay