Amazon.com: Multi-Channel Power Supply Module with 3.3V/5V/12V/ADJ, Adjustable Voltage Output Buck Converter with Four and high Performance LM2596 Chips : Electronics
Aim-TTI MX100TP Bench/System DC Power Supply, Multi-Range, Digital Control Triple Outputs, 3 x 35V/3A 315W, USB, RS232, LAN & GPIB Interfaces
GPD Series - Multi Channel DC Power Supplies
High Voltage Multichannel Power Supply | 4 to 48 channels
A-bf Multi Channel Linear Dc Power Supply Adjustable Laboratory Three Way Voltage Regulator Lab Power Supply Unit 30v 60v 3a 5a - Voltage Regulators/stabilizers - AliExpress