When searching for voltage specifications for JAE Electronics’s MX34 Series Connectors, the following information may help.
As an example, for part number MX34007NF1:
JAE Electronics confirms that the Dielectric Withstanding Voltage of the connectors is rated up to AC 1000V r.m.s for 1 minute.
Related Document:
MB-0360-3E_MX34.pdf (1.2 MB)