You will find that this relay is a protection relay, keeping your circuits safe during unexpected electrical events.
GE Multilin SR735-5-1-HI-485 Feeder Protection Relay- Tested/1Yr Warranty
The LK-61644 is stamped right on the casing, a nice touch when you're sorting through parts in a hurry.
What stands out about this relay is its Type as a motor starting relay, which supports consistent in tough spaces.