What stands out about this piece is that it's a contactor relay, giving you confidence during heavy switching.
2PCS Power Relay AC220V Coil, 30A SPDT(1NO 1NC) 120 VAC with Flange Mounting
You will find that the Formiden branding is not too flashy, which suits a neat setup well.
You can tell this heavy duty relay is made for tough spots, with thicker casing than many alternatives.