BUY AS3-5-24 https://www.utsource.net/itm/p/6529.html

AS3-5-24 is a module from Lambda, a power supply manufacturer. It is a 24V, 5A DC-DC converter module with a wide input voltage range of 4.5-9V. It features a high efficiency of up to 91%, a low ripple and noise of 50mVp-p, and a wide operating temperature range of -40 to +85°C. It is suitable for applications such as industrial automation, telecom, and medical equipment. (For reference only)