They make many.. There is the FLAT 2 Connector (Any Auto Store) LIke the flat 4 trailer connector but only two polarized pins.
I use a whole bunch of Anderson Power Poles (westmountainradio.com if I am not mistaken as well as hundres of other dealers my last pack was from gigaparts.com)
These are crimped onto 10Ga or smaller wire and let me move radios from ride to ride.. and so on They are Asexual and polarized an be configured as any number of contacts.
There are many other 2-connector options as well
Home was where I park it. but alas the.
2005 Damon Intruder 377 Alas declared a total loss
after a semi "nicked" it. Still have the radios
Kenwood TS-2000, ICOM ID-5100, ID-51A+2, ID-880 REF030C most times