It is intriguing that the type value is NULL, allowing for broad compatibility across setups.
Dme Cartridge Heaters Cu-305-1 3/8″ 5″ Each
You will find that the type is NULL, which could mean it's not specialized for any one task.
A nice touch is the NULL value under type, keeping the focus on the core function.
The documentation notes the type as NULL, giving you space to decide its role.
The specs list the type as NULL, so it's likely a basic, do-anything relay.
A nice touch is the clear White-Rodgers label, which makes it simple to match this relay with others.
What stands out about this relay is the Warrick Controls name on the front.