At $43, this Jesverty SPS-3010 bench power supply is below its 90-day Amazon average of $47. It delivers up to 30V and 10A with coarse and fine adjustment knobs and a 5V/2A USB port. Shipping is free. Buy Now at Amazon
Features
Adjustable output from 0 to 30V and 0 to 10A 300W maximum output power 4-digit LED display shows volts, amps, and watts in real time Built-in 5V/2A USB port Short-circuit and overload protection w/ temperature-regulated fan
