{"product_id":"d-link-dem-220r-bidi-sfp-transceiver-100base-bx-u-single-mode-20km","title":"D-Link DEM-220R BiDi SFP Transceiver 100BASE-BX-U Single-Mode 20km","description":"\u003cdiv\u003e\n\u003ch1\u003eD-Link DEM-220R BiDi SFP Transceiver 100BASE-BX-U Single-Mode 20km\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eD-Link DEM-220R\u003c\/strong\u003e is a high-performance \u003cstrong\u003e100BASE-BX-U BiDirectional SFP transceiver\u003c\/strong\u003e designed for fast, reliable data transmission over \u003cstrong\u003esingle-mode fiber up to 20 km\u003c\/strong\u003e. Perfect for network administrators looking to extend Fast Ethernet connectivity across campus networks, metropolitan area networks (MAN), or connecting remote switches and servers, this compact transceiver delivers exceptional performance with \u003cstrong\u003ehot-swappable capability\u003c\/strong\u003e and industry-leading reliability.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Choose the DEM-220R?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Reach\u003c\/strong\u003e: Supports cable distances of up to 20 km over single-mode fiber, ideal for long-distance network links\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiDirectional Design\u003c\/strong\u003e: Transmit and receive on a single fiber strand using Tx 1310nm\/Rx 1550nm wavelengths, reducing cabling costs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot-Swappable\u003c\/strong\u003e: Plug or unplug from SFP slots without powering down equipment, minimising network downtime\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMSA Compliant\u003c\/strong\u003e: Multi-Source Agreement specification compliant, ensuring interoperability with industry-standard SFP slots\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact SFP Design\u003c\/strong\u003e: Small Form-Factor Pluggable (SFP) design ensures lower power consumption and higher port density\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Certified\u003c\/strong\u003e: FDA, CDRH, and TUV laser eye safety certified for peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eIdeal for Long-Distance Networking\u003c\/h2\u003e\n\u003cp\u003eThe DEM-220R transceiver can be used to establish connections between switches, servers, and fiber modules on campus or metropolitan area networks. \u003cstrong\u003eTransmitting data over fiber at distances up to 20 km\u003c\/strong\u003e, this transceiver offers low jitter performance for extended optical link support without degradation in performance. It's perfect for service provider networks, enterprise WAN links, and data center interconnects.\u003c\/p\u003e\n\n\u003ch2\u003eBiDirectional Technology\u003c\/h2\u003e\n\u003cp\u003eThe DEM-220R combines \u003cstrong\u003etransmit and receive signals onto one fiber strand using two wavelengths\u003c\/strong\u003e, significantly reducing fiber infrastructure costs. This transceiver uses a 1310nm wavelength to transmit data and 1550nm to receive. \u003cstrong\u003eMust be used in pairs\u003c\/strong\u003e with the complementary DEM-220T transceiver, which uses the opposite wavelengths (Tx 1550nm\/Rx 1310nm).\u003c\/p\u003e\n\n\u003ch2\u003eHot-Swap Capability\u003c\/h2\u003e\n\u003cp\u003eAll D-Link transceivers are \u003cstrong\u003ehot-pluggable\u003c\/strong\u003e, allowing network administrators to connect a transceiver while the system is powered on without causing any issues, and easily swap one for another without having to reboot the switch each time. This permits modules to be added or removed without interrupting the network, facilitating maintenance and greatly reducing downtime.\u003c\/p\u003e\n\n\u003ch2\u003eCompact and Reliable\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSFP form factor\u003c\/strong\u003e is advantageous because it is smaller than other form factors such as Xenpak, X2, and 10G XFP, ensuring lower costs, lower power disruption, and higher port density. Each transceiver is housed in a rugged metal SFP housing, improving device durability and reliability for mission-critical applications.\u003c\/p\u003e\n\n\u003ch2\u003eCompatible with D-Link Switches\u003c\/h2\u003e\n\u003cp\u003eThe DEM-220R transceiver conforms to industry standards and is interoperable with a wide range of D-Link switches and network devices featuring SFP slots, including models such as DES-1228, DES-1252, DGS-3612G, and many others in the D-Link portfolio.\u003c\/p\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDEM-220R 100BASE-BX-U SFP Transceiver Module\u003c\/li\u003e\n\u003cli\u003eDust Cap\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFull Specifications\u003c\/h2\u003e\n\n\u003ch3\u003ePerformance\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eIEEE 802.3ah 100BASE-BX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Rate\u003c\/td\u003e\n\u003ctd\u003e100 Mbps (125 Mbps signaling rate)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength\u003c\/td\u003e\n\u003ctd\u003eTx: 1310 nm, Rx: 1550 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003eSimplex LC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFiber Type\u003c\/td\u003e\n\u003ctd\u003eSingle-mode fiber (9\/125 micron)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Cable Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 20 km\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eOptical Parameters\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmit Power Range\u003c\/td\u003e\n\u003ctd\u003e-14 to -8 dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReceive Power Range\u003c\/td\u003e\n\u003ctd\u003e-32 to -3 dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Receiver Sensitivity\u003c\/td\u003e\n\u003ctd\u003e-32 dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Power Budget\u003c\/td\u003e\n\u003ctd\u003e18 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Power Budget\u003c\/td\u003e\n\u003ctd\u003e30 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003ePower and Environment\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e3.3V, 200 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Release\u003c\/td\u003e\n\u003ctd\u003e1.78 kJ\/hour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C to 70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMTBF\u003c\/td\u003e\n\u003ctd\u003e3,259,763 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003ePhysical\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e55.5 mm (D) × 13.4 mm (W) × 11.28 mm (H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e19.1 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eSmall Form-Factor Pluggable (SFP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch3\u003eCertifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMSA Compliance\u003c\/td\u003e\n\u003ctd\u003eMulti-Source Agreement (MSA) specification compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEMI Certifications\u003c\/td\u003e\n\u003ctd\u003eFCC Class B, ICES-003 Class B, CE Class B, VCCI Class B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Certifications\u003c\/td\u003e\n\u003ctd\u003eTUV, UL, FDA, CDRH Laser Eye Safety\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental\u003c\/td\u003e\n\u003ctd\u003eRoHS Compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003cp\u003e\u003cem\u003eSpecifications are sourced from the manufacturer product page and may be updated.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"D-Link","offers":[{"title":"Default Title","offer_id":43746928787534,"sku":"PA-DLINKDEM220R","price":649.95,"currency_code":"AUD","in_stock":true}],"url":"https:\/\/projectorsaustralia.com.au\/products\/d-link-dem-220r-bidi-sfp-transceiver-100base-bx-u-single-mode-20km","provider":"Projectors Australia","version":"1.0","type":"link"}