A 5V 20A open-frame transformer is a reliable, bare-board power supply that converts standard AC mains voltage into a steady 5-volt DC output at up to 20 amps. It features an exposed, ventilated metal frame for efficient heat cooling, making it ideal for custom electronics, industrial automation, and LED lighting projects.

Input voltage - 220VAC

Output voltage - 5VDC (Adjustable 4v - 6v) 

Current rating - 20A  (Continuous 16A Max)