The Renard Plus DCSSRhc is a 4 channel DC (direct current) SSR relay board that supports standard Renard Protocol from a controller such as the Renard Plus 32. The board is rated at 10 amps so it should provide plenty of options.
This is 4 channel high currnet relay board.
Renard Plus 3 Channel DCSSR
This is a bare board designed to work with many of the Renard controllers such as the Renard Plus 32, Renard Plus 16, or other DIY boards such as the Renard 64XC.