With some help from google images it looks like each quick disconnect connector is retained in with a yellow plastic retainer. The box supports 5 different connector types.
Connector Types:
93 PAOZZ 19207 12419928-002 .TERMINAL,QUICK DISC (D1-D3,K2,K6, K8-K13,K15,K19,K20,K24,K27,K28...