What stands out about the 2956026 EMG 17-REL/KSR/120-21 is the clear labeling on the coil and contacts.
4 PCS 40A Automotive Relays, 5 Pin Relay, 12V Waterproof Car Auto Relay Switch,
What stands out about the General Purpose Relay is the quiet operation that keeps noise levels low in rooms.
This one acts as a Phase Sequence Relay, and you’ll notice it helps keep your installation safer.
A nice touch is seeing N/A under Features, reminding you the relay speaks for itself.