Regulated Switching Power Supply – Constant Voltage (3.3V–48V Options) Power your devices safely and efficiently with this Constant Voltage Switching Power Supply. Designed for reliable performance across a wide range of applications including WS2812B, WS2811 and WS2813 LED strips, 3D printers, CCTV systems, CNC machines, hobby electronics, radio equipment and industrial devices. Key Features: Wide Voltage Options Available output voltages: 3.3V, 5V, 9V, 12V, 18V, 24V, 36V and 48V. Multiple Current Ratings Various amperage options available depending on voltage selection. Please refer to the specification table for full details. Durable Metal Housing Robust metal casing ensures mechanical protection and effective heat dissipation. Advanced Protection System Built-in protection against short circuit, overcurrent, overvoltage and overheating. AC Input 220–240V AC input. Most models also include a 110V selector switch. Please confirm before ordering if required. CE Certified Manufactured in compliance with EU safety standards. Easy Installation Screw terminal connections for secure and simple wiring. Product Dimensions (HxWxD mm) 3.3V Models 10A – 30W – 160 × 100 × 42 mm 20A – 60W – 200 × 100 × 42 mm 40A – 120W – 200 × 110 × 50 mm 5V Models 2A – 10W – 70 × 40 × 30 mm 3A – 15W – 85 × 60 × 33 mm 4A – 20W – 85 × 60 × 33 mm 5A – 25W – 110 × 80 × 36 mm 6A – 30W – 110 × 80 × 36 mm 10A – 50W – 160 × 100 × 42 mm 12A – 60W – 160 × 100 × 42 mm 20A – 100W – 200 × 100 × 42 mm 30A – 150W – 200 × 100 × 42 mm 40A – 200W – 200 × 110 × 50 mm 60A – 300W – 215 × 115 × 50 mm 70A – 350W – 215 × 115 × 50 mm 9V Models 5A – 45W – 110 × 78 × 36 mm 30A – 270W – 215 × 115 × 50 mm 12V Models 1.25A – 15W – 70 × 40 × 30 mm 2A – 24W – 85 × 60 × 33 mm 3A – 36W – 110 × 80 × 36 mm 5A – 60W – 110 × 78 × 36 mm 6.5A – 78W – 160 × 100 × 42 mm 10A – 120W – 200 × 100 × 42 mm 12.5A – 150W – 200 × 100 × 42 mm Important Please select the correct voltage and current option before purchase. Ensure the output voltage matches your device requirements. For LED strip installations, allow additional capacity (typically 20–30%) to ensure stable operation.