A nice touch is the bright indicator on this General Purpose Relay that shows when the coil is energized.
Gordos Crouzet SM-OAC5A General Purpose Relay 3A 280VAC 3.0-8VDC 4-Pin
the brand is Crydom, a nice touch that helps when you are comparing parts.
The solid-state relay module feels dependable, and the compact shape fits tight spaces.
What stands out about this solid-state relay module is the smooth control of small heaters.