What part this is on a 2005 Ford Explorer across from the engine on the passenger side?

Does anyone know what part this is on a 2005 Ford Explorer across from the engine on the passenger side?
What part this is on a 2005 Ford Explorer across from the engine on the passenger side

It's a connector

Could it be the top half off the brown item immediately below your yellow circle?
That may be a pressure switch for the air conditioning.

Just a guess, maybe the A/C on radiator cooling fan relay. Looks like the wires melted down.