GINTOOYUN 10 PCS ST Fiber Barrel Coupler ST to ST Singlemode Fibre Optic Adapter with Yellow Dust Jacket for ST Bayonet Fibre Optic Termination Boxes

• GINTOOYUN ST fibre optic barrel coupler connects two ST fibre optic lines via its internal open sleeve to ensure an efficient connection between ST fibre optic patch cords.
• The ST fibre optic barrel coupler with fine fixing nuts and washers allows you to fix the ST fibre optic barrel coupler securely to fibre optic terminal boxes and various fibre optic application layouts.
• ST fiber optic barrel coupler has good interchangeability, good repeatability, good wear resistance, good temperature stability, high reliability and stability, low insertion loss, etc. The ST fiber optic barrel coupler has an average additional loss of 0.2 dB high return loss and more than 1000 times plugging and unplugging.
• The ST fibre optic barrel coupler is made with advanced grinding equipment to ensure that the centre of the fibre is ground without drifting, high temperature resistant, acid and alkali resistant, high hardness (high density) zirconia sleeve with good optical properties and high mechanical stability.
• The ST fibre optic barrel coupler has a yellow protective sleeve at both ends, which protects the ports from dust and oxygen when you are not using the ST fibre optic barrel coupler ports.

Features: 1.The ST fibre optic barrel coupler can be used to firmly connect two ST fibre optic lines through the openings at its two internal ends. 2.The ST fibre optic barrel coupler is widely used in fibre optic communication systems, fibre optic access networks, optical data transmission, fibre optic cable TV, local area networks (LAN), testing equipment, fibre optic terminal boxes and other equipment. 3.ST fibre optic barrel coupler is equipped with fine fixing nuts and washers, you can fix ST fibre optic barrel coupler firmly to the fibre optic junction box. 4.ST fibre optic barrel coupler has good interchangeability, repeatability, wear resistance, good temperature stability, high reliability and stability, low insertion loss. 5.ST fibre optic barrel coupler has good optical properties and high mechanical stability. 6.With yellow protective sleeve to protect the interface from dust and oxygen. Specifications: Protective sleeve color:Yellow Material: high-density zirconia sleeve Insertion loss: ≤ 0.2 dB Insertion and unplugging times: ≥ 1000 Working temperature range: -25 ℃~+70 ℃ Package includes: 10 PCS ST fiber optic cylindrical coupler