The 10142890-030A3EHLF is a BergStak® 0.40mm self-alignment board-to-board connector receptacle designed for reliable blind mating in space-constrained applications. It features a 30-position configuration with a 3.50mm stack height, extendable up to 60 positions in 10-position increments, and supports high-speed data transmission up to 8Gb/s. The connector is rated for 0.3A per contact at 30V AC with an insulation resistance of 50MO minimum, and operates reliably across -40°C to +125°C with 30 mating cycle durability. It meets USCAR-2 vibration and shock requirements and is RoHS compliant, halogen and lead-free, making it ideal for automotive camera systems, portable IoT devices, factory automation cameras, and patient monitoring equipment.