MTJ-66EX1 is a modular telephone jack connector designed for PCB mounting applications. It features a PBT insulator rated UL 94V-0 with black coloring and phosphor bronze contacts with gold over nickel underplate on the contact area and copper underplate on PCB tails. The connector is rated for an operating voltage of 150 VA maximum, current rating of 15 Amps maximum, and contact resistance of 20 ohms maximum, with dielectric withstanding voltage of 1000 VAC for 1 minute. This RoHS compliant, lead-free component is suitable for telecommunications and data communication equipment requiring reliable modular jack connections.