5521-4P4CG/F- MODULAR JACK THT R/A 4P4C (RJ9,RJ10,RJ22) BLACK The product 5521-4P4CG/F- (MODULAR JACK THT R/A 4P4C (RJ9,RJ10,RJ22) BLACK) is a high-quality modular jack designed for reliable connectivity. Manufactured by OEM, it features 4P4C (RJ9,RJ10,RJ22) positions and contacts, with 1 Port ports and a tab direction of Up. The LED color is None LED, and the contact finish includes Gold for enhanced durability. With a Unshielding shielding design and a housing color of N/A, this jack is built for performance and aesthetic compatibility. It operates within a temperature range of N/A and is available in BULK packaging. Compliant with ROHS standards, it is an excellent choice for modern electronic applications.