Feature: 1. MALE TO FEMALE: This fiber optic converter adapter is FC UPC male to LC UPC female, with good interpenetration performance. 2. LOW LOSS: The optical fiber adapter has low insertion loss and is insensitive to optical waves, can meet the transmission requirements of different wavelengths. 3. EXCELLENT ISOLATION: The fiber optic connector can effectively suppress the noise of the grounding circuit, isolate other types of interference signals, and avoid accidental damage to the main control system. 4. LASTING DURABILITY: The adapter is flame retardant, high temperature and impact resistant, has high strength and good durability. 5. WIDE USAGE: This adapter can be used in optical fiber distribution frames, broadband access networks, CATV instruments, local area networks, etc. Specification: Item Type: FC UPC to LC UPC Adapter Sleeve Material: Ceramic, Metal Working Wavelength: 1200nm to 1600nm Interchangeability: ≤0.2dB Loss Rate: ≤0.2dB Plug and Pull Times: >1000 Operating Temperature: -40℃ to +95℃ Storage Temperature: -55℃ to +85℃. Package List: 3 x FC UPC to LC UPC Adapter