{"product_id":"fhd-wdm53co-catv-otdr-6141","title":"FHD-WDM53CO, PON Coexistence Element (CEx) WDM for GPON\/XG(S)-PON\/NG-PON2\/CATV\/OTDR, SC\/APC, FHD™ Cassette","description":"\u003cstrong\u003eDescription\u003c\/strong\u003e\u003cbr\u003eThe PON Coexistence Element (CEx) module enables multiple services—including GPON, XG(S)-PON, NG-PON2, CATV, OTDR, and other current or future technologies—to operate simultaneously over a single fiber using wavelength multiplexing. It provides a smooth and cost-effective upgrade path to next-generation PON services without the need to replace existing infrastructure.\nEngineered with thin-film filter (TFF) technology, FS CEx features a plug-and-play design compatible with FS FHD® chassis, holding up to 4 modules per 1U rack. Operating across a broad 1260–1660nm operating range, it delivers low insertion loss, high isolation, and excellent optical stability, ensuring reliable multi-service transmission and future-ready scalability.","brand":"Refurb Squared","offers":[{"title":"FHD-WDM53CO, CATV\/OTDR","offer_id":51423068979488,"sku":"Refurb2-FHD-WDM53CO, CATV\/OTDR-6141","price":969.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/3157\/9936\/files\/20251219101606pbhotr_jpg.webp?v=1775333687","url":"https:\/\/www.refurb2.com\/products\/fhd-wdm53co-catv-otdr-6141","provider":"Refurb Squared","version":"1.0","type":"link"}