7812+UPC1237 Speaker Protection Relay Module Board 12‑24V

Features: 1. Use the best performance UPC1237 as the core device, with boot delay, DC protection, power failure and shock resistance 2. Use OMRIN original high current relay as the core device, not afraid of contact ignition and oxidation 3. Use 7812 for voltage regulation, wide power supply range, up to AC12V to AC24V 4. The circuit is simple and reliable. It is very easy to make and free of debugging. 5. High precision CNC double sided tinned circuit board with small size, and convenient installation. Specification: Type: Speaker accessories Model: UPC1237 Material: ABS Power Supply: 12 24V AC Size: 70 * 57 * 35 mm 2.8 * 2.2 * 1.4in Weight: Approx. 72g Package List: 1 * Relay Module .