GQEVSE32PLC-V3.2-CHA is the SECC(Supply Equipment Communication Controller) which supports multi-standards communication of DIN70121, ISO15118, and CHAdeMO.
ISO15118, DIN70121 standard
CHAdeMO standard (option)
Input voltage range: DC9V ~ 16V, DC13V ~ 35V
RS232 or CAN interface with EVSE controller
GQSE8821
Supply Equipment Communication Controller
GQSE8821 is the SECC (Supply Equipment Communication Controller) which supports DIN70121 and PnC with ISO15118.