A nice touch is how the 20301-84 keeps its markings visible even in dim light.
Leach Electromechanical Relay 9223-4705 200ohm 6PDT 5a 28V 5945-00-812-2502
You will find that the 12-Channel Voltage Relay gives you plenty of control points in one tidy unit.
You can spot the pin style relay right off, and it helps keep cable runs neat.
A nice touch with the CSJ-38-70010 is the clean label that resists smudging over time.
I find that the P7TFOS16 keeps things simple, especially when training new team members.
You will find that the MAS50MV works well with common sockets and does not sit too tall.
From the way it seats to the feel of its shell, the UE10-3OS2D0 just feels right in hand.