The 87180-044LF is a modular jack connector designed for 1.6 mm PCB applications, featuring a 4-position configuration with ultrasonic weld assembly technology. The connector exhibits precise dimensional specifications including a body length of 18.00 mm, width of 8.50 mm, and height of 8.85 mm, with locator pin diameters of 3.04±0.10 mm (2x) and spacing of 3.55±0.10 mm. The product is manufactured by Amphenol FCI and conforms to ISO 1302, ISO 406, and ISO 1104 standards with linear tolerances of 0.0±0.30 mm and angular tolerances of 0°±2°. This connector is commonly used in telecommunications, networking, and industrial applications where reliable modular jack connections are required on compact PCBs.