What stands out about RELAYCAR24 is that the model name is etched, not just a sticker that might peel.
Murr Elektronik 611586 Relay Sockets W/ (4) Siemens V23127-B0006-A101 Relays
You can tell this is the NTE brand by the logo and the clear markings on the housing.
A nice touch is how the split charge service batteries from the engine without extra gadgets.