giesemann reference sfp optical isolator pa1 on sale

AfterDark. Project ClayX Constellation Active Copper SFP Module for Audiophile

Finisar Active Copper SFP
Group Buy For

AfterDark. Project Constellation Fiber Collection  

Today we want to introduce some of the very best Active Copper SFP module for Audiophile. They are selected to meet the highest requirement when we connect them via SFP port of the Audio Grade Network Switch, such as UpTone EtherREGEN, Cisco 2960 and Buffalo GS-BS2016.

Let's start with two new models from Finisar: 

Part number: FCLF8522P2BTL Active Copper SFP Modules  

  • Finisar have release 2 different models FTLX8522P2XXX for market segments (Enterprise Grade and Industrial Grade) the outlooks is a little bit different on the metal handle at the back. 
  • So when we look at the details on the product specification at Finisar. We can summarised with different models is referring to:
    • FCLF8522P2BCL ->  Enterprise Grade ($)      
    • FCLF8522P2BTL ->  Industrial Grade ($$$) This model is in highest specification with better quality on components and better build with various tests. The result is ultra low latency on signal transfer for Audio. Image is more refined and details. 
  • Product Features:
    • Fully metallic enclosure for low EMI
    • Up to 1.25Gb/s bi-directional data links
    • Hot-pluggable SFP footprint 

Why choose Finisar FCLF8522P2BTL? 

  • Industrial grade, the components inside is much higher specification compares to Enterprise grade. 
  • Finisar is leader in producing best sounding SFP modules for audiophiles.
  • The version is very limited edition made for Industrial, the pull handle is made in stronger metal alloys. 
  • Fully metallic enclosure for low EMI, optimised for audio applications. 
  • Optimized for UpTone EtherREGEN switch with built-in SFP optical bridge connected and provide extra LAN port for Ethernet. 
  • When we compared to other Active Copper SFP , this Finisar FCLF8522P2BTL  is outstanding in sounding. The sound is Reference grade. 
  • Plug and Play for SFP 1G Cards and network switch  



AfterDark. Project ClayX Constellation Active Copper SFP for Audiophile recommended to use with BLACK River Lan Cable:   

  • Audiophile grade Ethernet Cable made by AfterDark. for highest quality data transfer 
  • Finisar Active Copper SFP  - Industrial grade quality for lowest jitters audio data transfer 
  • Customize length of 1 meter, 2 meters, 3 meters, 5 meters, 10 meters, 15 meters
  • Applied EMI shielding enhancement for Audiophile SFP Modules 
  • Cat 8 Network Cable is made in Germany by Telegartners - with the lastest CAT8.1 plug optimized to use in "Last Mile" for Port B at EtherREGEN. 
  • The SFP / RJ45 Convertor is enhanced with EMI absorber from KEMET Corp




Sound Impression: 

  • Balanced in sounding and music flow smoothly with extraction of microdetails at the background 
  • Mid-range is sweet and lovely for Jazz and Vocals. 
  • Very impressive overall, highly recommended






    Type: Group

    Related Items

    Let's celebrate!

    AfterDark. is delighted to have successful shows at HighEnd Munich 2024.🙂

    Please feel free to share the discount code with friends.We love to hear more music lover to enjoy this great product. 

    Discount code: PA1