What stands out about the VF4-15F11 is the sturdy casing, and a nice touch is the clean finish around the seams.
Cutler Hammer D7PR43A Ice Cube Relay 120 V. D7PA4 Base
The 4RD00779404 model is listed right on the front, which makes checking inventory much easier for you.
A nice touch that the Relay Bypass Switch Kit gives you a simple way to isolate a relay.
What stands out about this listing is that the model is listed as N/A, so you can choose based on specs.