Amazon.com: DC Power Supply 24V 1200W, AC 110V-220V to DC 24V 50A 1200W Universal Regulated Switching AC to DC Converter Built-in Cooling Fan for LED Strip Light CCTV Computer Project 3D Printer :
KM2614 | Bus Terminal module, 4-channel relay output, 230 V AC, 16 A, manual/autom. operation | Beckhoff USA
Teardown of a PC power supply
DIN Rail Type Mounting Switching Power Supply Source Transformer AC110V/220V/230V to DC5V/12V/24V/36V SMPS Distribution Box Use|Switching Power Supply| - AliExpress
How to make 24v power supply without transformer - easy step by step with circuit diagram - YouTube
DIN Rail Type Mounting Switching Power Supply Source Transformer AC110V/220V/230V to DC5V/12V/24V/36V SMPS Distribution Box Use|Switching Power Supply| - AliExpress
Din Rail Type Mounting Switching Power Supply Source Transformer Ac110v 220v 230v To Dc 5v 12v 24v 36v Smps Distribution Box Use - Switching Power Supply - AliExpress
Sensormatic Transformer AC Power Supply 0300-0914-03 Input 100/120v - 220/ 230v | eBay