Solid State Relay for small AC loads
Look into PhotoMOS or OptoMOS.  This is an optocoupler with bidirectional MOSFETs as the pass element.  Some are rated over 1 A.  CP Clare invented this but now it is owned by IXYS.  Here are some things to look for.  Once you locate the series you can fish around for a model that fits your application

International Rectifier PVN and PVI series

Toshiba TLP222 series

IXYS LBA716