Potter & Brumfield relays like this one feel dependable, with smooth actuation and clean terminal spacing.
Potter&Brumfield KCP11 10,000 Ohm Plate Relay 2PDT 11 Pin Tube Plug NOS
What stands out about this model is the Potter & Brumfield build quality and tidy lead forming.
You will find that the Potter & Brumfield unit fits standard sockets with a snug, reassuring click.