Telegärtner ST Female to ST Female Duplex Fiber Optic Coupler, Flange Mount, Zirconia Ceramic Ferrule, Nickel-Plated Brass Housing, <0.2 dB Insertion Loss J08011A0017

With an insertion loss of less than 0.2 dB, this Telegärtner ST-to-ST duplex fiber optic coupler ensures minimal signal attenuation in demanding optical networks. The coupler features female ST connectors on both ends, providing a reliable mating interface for ST-terminated patch cords or pigtails. Its duplex configuration accommodates two fibers simultaneously, making it ideal for multimode and singlemode applications in patch panels, distribution boxes, and wall outlets.

Overview

The Telegärtner J08011A0017 is a flange-mount fiber optic adapter designed for permanent installation in network infrastructure. It aligns and connects two ST connectors with precision, thanks to its zirconia ceramic ferrule sleeves, which offer excellent dimensional stability and low wear over repeated mating cycles. The housing is made of nickel-plated brass, providing robust mechanical protection and corrosion resistance, while the silver finish blends seamlessly into standard equipment.

What stands out

• Ultra-low insertion loss: <0.2 dB for high signal integrity.
• Zirconia ceramic alignment sleeves ensure precise fiber alignment and long-term reliability.
• Durable nickel-plated brass housing withstands harsh environments.
• Flange mount design for secure panel or enclosure installation.
• Supports both multimode and singlemode fibers for versatile use.
• Compliant with IEC 61754-2 and TIA/EIA-604-2 standards for ST interfaces.
• PC (Physical Contact) polishing reduces back reflection and improves performance.
• Rated for 500 mating cycles, ensuring long service life.

Technical details

• Connector type (end 1): ST female
• Connector type (end 2): ST female
• Connector configuration: Duplex
• Fiber compatibility: Multimode and singlemode
• Ferrule material: Zirconia ceramic
• Housing material: Nickel-plated brass
• Mounting type: Flange mount
• Insertion loss: <0.2 dB
• Durability: 500 mating cycles
• Operating temperature: -40°C to +85°C
• Storage temperature: -40°C to +85°C
• Standards compliance: IEC 61754-2, TIA/EIA-604-2
• Polishing type: PC (Physical Contact)
• Colour: Silver

Our verdict

For network professionals seeking a dependable ST coupler, the Telegärtner J08011A0017 delivers exceptional performance with its low insertion loss and robust construction. Its flange mount design and compliance with industry standards make it a solid choice for structured cabling projects where reliability is paramount.