What stands out about this model is how the Deltrol brand is displayed on the side.
DELTROL CONTROLS 900 SPST 29138-63 RELAY COIL. 30 AMP / COIL 480VAC 60HZ
What stands out about the VF4-15F11 is the accessible terminal area, where a nice touch is the sensible screw placement.
You will find that the Square D brand on this relay pairs smoothly with other Square D gear.
When you need phase monitoring, this Phase Sequence Relay does the job without extra hassle.
You will find that the Honeywell brand brings a nice touch of familiarity to this general purpose relay.