Does such a product exist? The ATX 24 pin connector has the right voltages for SATA (5V plus 12V, but modern drives only need 5V). I have a proprietary PSU on an Acer EasyStore H340 NAS which only ...

An ATX power supply unit, or PSU, has a 24-pin connector for energy delivery. ... The 24-pin connector plug on the PSU has one green wire and a number of black wires.

The venerable ATX standard was developed in 1995 by Intel, as an attempt to standardize what had until then been a PC ecosystem formed around the IBM AT PC’s legacy. The preceding AT form fac… ...

With PCIe 5.0 and ATX 3.0, the single connector and cables means a consumer could plug a 450-watt GPU that would have taken a triple 8-pin connector in the past, into a 650-watt ATX 3.0 power supply.