You will find that the 40ISR model reads clearly when you label your rows and columns.
Control Relay Toshiba A4-40E #402B11
If you have multiple builds, you will find that the Model 700-P400A1 keeps part numbers simple.
The flange mount relay helps keep the relay secure, even when space behind the panel is limited.
When you open it, you will find that it is the SRD-12VDC-SL-C model.
You will find that the TYCO name sits well on the relay, and it never feels flashy or overdone.
A nice touch is the compact footprint, so the LY2NJ leaves room for other components nearby.
What stands out about the pin style relay is how easily it snaps into place on most boards.
A nice touch is the clear labeling on the relay switch for quick wiring.