{"product_id":"1-25g-sfp-bidi-transceiver-1550-1310nm-smf-3-20-40km-single-lc-ddm-commercial-industrial-temp-oem-customization-available","title":"1.25G SFP BIDI Transceiver 1550\/1310nm SMF 3\/20\/40km Single LC DDM | Commercial \u0026 Industrial Temp | OEM Customization Available","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis 1.25G SFP BIDI transceiver operates over single-mode fiber using\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e1550nm \/ 1310nm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ewavelengths in a bi-directional (single-fiber) configuration, supporting\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e3km \/ 20km \/ 40km\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ereach options for Gigabit Ethernet, switch-to-switch, router\/server, and backplane applications. It is compliant with SFP MSA and SFF-8472 standards, featuring hot-pluggable design, digital diagnostic monitoring (DDM),\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSingle LC connector\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, and a metal enclosure for lower EMI. Single +3.3V power supply, RoHS compliant. Available in\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCommercial (0~70°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eIndustrial (-40~85°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003etemperature versions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOptical Specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWavelength:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e1550nm \/ 1310nm (BIDI pair — TX 1550nm \/ RX 1310nm)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eTX:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e3km \/ 20km: FP; 40km: DFB\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRX:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ePIN\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eTX Power:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e3km: -11~-3dBm; 20km: -9~-3dBm; 40km: -5~0dBm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRX Sensitivity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e3km: \u0026lt; -20dBm; 20km: \u0026lt; -23dBm; 40km: \u0026lt; -24dBm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCompatible with Cisco, Huawei, ZTE, Mikrotik and other mainstream brands.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCustomization Welcome:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eWe accept customer customization — including wavelength pairing (1550\/1310), reach option, temperature grade, compatibility coding, labeling, and packaging — to meet your specific deployment and branding requirements. Contact us for custom orders.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBIDI Pairing Note:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eBIDI modules must be used in matched pairs — this unit (TX 1550nm \/ RX 1310nm) pairs with the opposite unit (TX 1310nm \/ RX 1550nm). Please confirm the wavelength direction required for each end of your link when ordering.\u003c\/span\u003e\u003c\/p\u003e","brand":"FPV-DIY","offers":[{"title":"3KM","offer_id":67924295352451,"sku":"AC-SFBL-53G1-03","price":15.99,"currency_code":"USD","in_stock":true},{"title":"20KM","offer_id":67924295385219,"sku":"AC-SFBL-53G1-20","price":16.99,"currency_code":"USD","in_stock":true},{"title":"40KM","offer_id":67924295417987,"sku":"AC-SFBL-53G1-40","price":18.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0744\/7360\/3203\/files\/AC-SFBL-53G1-03.png?v=1792228471","url":"https:\/\/fpv-diy.com\/products\/1-25g-sfp-bidi-transceiver-1550-1310nm-smf-3-20-40km-single-lc-ddm-commercial-industrial-temp-oem-customization-available","provider":"FPV-DIY","version":"1.0","type":"link"}