When you look, you will find model DEK-OE- 12DC/ 48DC/100.
T-Bar Switch Power Relay, 12PDT, 12 V, 800 Series Panel MounT P/N 801-12C-12 New
A nice touch is that RPM-Q2R20120-01 matches the part number on the datasheet without confusion.
You can spot the pin style relay right off, and it helps keep cable runs neat.
I find that the P7TFOS16 keeps things simple, especially when training new team members.
The BU1 AC model balances size and capacity well, so your cabinet does not feel crowded.
The listing shows that the brand is NTE, and that detail matters during repairs.
When you open the tray, you will find that the model 1-1618002-8 is stamped on the relay.