The 1-1939758-8 is an 8-position receptacle housing connector from the Dynamic Series D-1100S product line, designed for wire-to-board and wire-to-wire interconnections. This connector features X-key keying for polarization, a single-row contact layout with socket-type contacts, and operates at 125 VAC/VDC with a centerline spacing of 2.00 mm. The housing is unsealed and includes latch-type mating retention, with mechanical attachment suitable for printed circuit boards and wire/cable applications. The connector is RoHS and ELV compliant, operates reliably across a temperature range of -55°C to +105°C, and is rated for use with header and plug housings, making it suitable for industrial and commercial power distribution applications.