Splitvolt Chargers (EVSE) with NEMA 14-30 and 14-50 plugs do not use neutral wires.
...
Splitvolt Chargers (EVSE) with NEMA 10-30 plugs DO use the neutral wires.
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Splitvolt Chargers (EVSE) with NEMA 14-30 and 14-50 plugs do not use neutral wires.
...
Splitvolt Chargers (EVSE) with NEMA 10-30 plugs DO use the neutral wires.
...