These are EXTRA connectors and pins for the TSM2500 chargers. Typically, one of each is already included when you buy a charger.
Choose which you need from the tab above, they are sold separately.
CHACF: Mating connector for the AC Input side of the charger.
CHCANF/M: Mating connector for the CAN connector.
CHINF/M: Mating connector for the round LED
SB-50: DC output See here