When you're building your racks, make sure you plonk the SCNAC-PX rubber sealing cover in place.
It goes in between NAC3PX, and the panel you're securing to.
SCNAC-PX protects the powerCON TRUE1 duplex chassis connector NAC3PX from dust and water according to protection class IP65.
powerCON TRUE1 series has an in and out for any situation. Check out the full range below:
NAC3FX-W powerCON TRUE1 - female cable connector
NAC3MX-W powerCON TRUE1 - male cable connector
NAC3FPX powerCON TRUE1 - female panel connector
NAC3MPX powerCON TRUE1 - male panel connector
NAC3PX powerCON TRUE1 - in/out panel combination