Engineered for optimal performance, this fiber insert by HellermannTyton is designed to meet the stringent requirements of ANSI/TIA/EIA 604 (FOCIS) connector interfaces. Available in vibrant green and classic ivory, these plastic inserts facilitate easy fiber selection while featuring durable zirconia ceramic ferrules, ensuring reliability and the capacity for frequent, repeated insertions. Additionally, all standard multimode options employ phosphor bronze ferrules, providing an economical choice without sacrificing quality. This product also adheres to ANSI/TIA/EIA 568-C standards, making it a reliable solution for a variety of fiber optic applications.