PCB Connector
This is a SICMA 1.5 series connector with 6 power pins and 18 medium current pins.
Black and Grey connectors are keyed opposite, so can't be misplaced/mixed.
This connector can be found as FCI, Delphi, Aptiv, Sicma brand.
Reference: CONNDELPHI211PC249S0020
Brand: Delphi Aptiv
FCI Delphi 24 pin black connector 211PC249S0020 used on ECUMASTER products, Speeduino, Landi and other ecus
Reference: DSEMUBLACKNANBCONV
Brand: TE Connectivity
Ecumaster EMU Black pnp board for Mazda Mx5 NA115 and 90cv Made for Mazda Miata MX5 NA 1.6 (both 115 and 90 cv versions)
Reference: CONNNIS76M
Brand: TE Connectivity
Original Blue connector for Nissan Ecu 76 pin Silvia S13 CA18DET, 300ZX Z32 VG30DETT