Is the ENA code-compatible with the 8753?

(SUPPORTED MODELS IN BOLD: E5071C E5072A E5070B/71B E5070A/71A E5061A/62A E5061B E5063A E5091A E5092A)

No. The ENA uses SCPI commands, while the 8753 has a legacy code structure.
The Code Conversion Assistant Editor is available to assist with code conversion. This tool helps to convert 8753 programs into ENA compatible programs.

As for the code translator, please contact Keysight sales office.