The model 301-1C-C-R1 U01 12VDC helped me avoid mismatched parts during repair.
24V Relay Module with Optocoupler Isolation, 4 Channel High/Low Level Trigger…
A nice touch with the ARD4UR model is the clear coil voltage marking, which saves you from second-guessing during quick swaps.
A nice touch is the RPM-Q2R20120-01 marking, which helps you avoid mixing it up during installation.
What stands out about this relay is the Tyco Electronics manufacturing quality.
You will find that this relay carries the trusted Potter & Brumfield name, and it feels solid in hand.
You will find that the GEYA brand adds a familiar feel to this General Purpose Relay, making selection more straightforward.
What stands out about the GEYA branding here is how it quietly signals dependable manufacturing without any flashy claims.
You will find that this relay comes from Digital Loggers, making it easy to match with existing gear.
You will find that this unbranded relay pairs well with generic controllers, without any branding conflicts or odd fit issues.
With the black color, the relay blends in well, which can make the whole panel look more cohesive.