Rechargeable battery

A secondary battery includes a plurality of electrode assemblies disposed in a same direction, each electrode assembly of the plurality of electrode assemblies including a first electrode plate with a first electrode non-coating portion, a second electrode plate with a second electrode non-coating portion, and a separator between the first electrode plate and the second electrode plate, a first collector plate contacting the first electrode non-coating portions of the plurality of electrode assemblies, the first collector plate electrically connecting the first electrode non-coating portions to each other in a parallel connection, and a case configured to contain the plurality of electrode assemblies and the first collector plate.