Knowledge, how to choose connectors

Due to the connector has it‘s own certain shape and function, also has a specific current and voltage, the selection must be accordingly, otherwise cannot be used. For example,  your equipment needs 10 amp, but you choose the connectors only can afford 5 amp, this will put the connector burn out, this is not workable.In addition, if you choosing 100 amp connectors, it‘s not necessory and maybe the connector too big to fit for your equipments.You need to know what you want before select the connectors.