{"product_id":"sm321a-tp-link-omada-1000base-bx-wdm-bi-directional-sfp-module-20km-single-fiber-transmission","title":"SM321A | TP-Link Omada 1000Base-BX WDM Bi-Directional SFP Module – 20km Single-Fiber Transmission","description":"\u003cp data-end=\"702\" data-start=\"271\"\u003eThe \u003cstrong data-end=\"293\" data-start=\"275\"\u003eTP-Link SM321A\u003c\/strong\u003e is a high-performance \u003cstrong data-end=\"349\" data-start=\"316\"\u003eWDM Bi-Directional SFP module\u003c\/strong\u003e, designed to extend your \u003cstrong data-end=\"421\" data-start=\"375\"\u003eGigabit fiber networks up to 20 kilometers\u003c\/strong\u003e over a \u003cstrong data-end=\"450\" data-start=\"429\"\u003esingle-mode fiber\u003c\/strong\u003e using only \u003cstrong data-end=\"482\" data-start=\"462\"\u003eone fiber strand\u003c\/strong\u003e. Utilizing \u003cstrong data-end=\"536\" data-start=\"494\"\u003eWavelength Division Multiplexing (WDM)\u003c\/strong\u003e, it transmits at \u003cstrong data-end=\"565\" data-start=\"554\"\u003e1550 nm\u003c\/strong\u003e and receives at \u003cstrong data-end=\"593\" data-start=\"582\"\u003e1310 nm\u003c\/strong\u003e, making it the perfect solution for \u003cstrong data-end=\"665\" data-start=\"630\"\u003ecost-effective fiber deployment\u003c\/strong\u003e where fiber availability is limited.\u003c\/p\u003e\n\u003cp data-end=\"1046\" data-start=\"704\"\u003eHot-swappable and fully compliant with \u003cstrong data-end=\"779\" data-start=\"743\"\u003eSFP Multi-Source Agreement (MSA)\u003c\/strong\u003e, the SM321A integrates seamlessly into a wide range of TP-Link Omada switches and third-party equipment that supports SFP modules. With \u003cstrong data-end=\"955\" data-start=\"916\"\u003eDDM (Digital Diagnostic Monitoring)\u003c\/strong\u003e support, network administrators gain insight into real-time module performance and status.\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0637\/2838\/6287\/files\/SM321A_UN_3.30_2310_large_20231030022430j.png?v=1752963241\"\u003e\u003c\/p\u003e\n\u003chr data-end=\"1051\" data-start=\"1048\"\u003e\n\u003ch2 data-end=\"1077\" data-start=\"1053\"\u003e\u003cstrong data-end=\"1077\" data-start=\"1056\"\u003eWhat’s in the Box\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1148\" data-start=\"1079\"\u003e\n\u003cli data-end=\"1127\" data-start=\"1079\"\u003e\n\u003cp data-end=\"1127\" data-start=\"1081\"\u003eTP-Link SM321A WDM Bi-Directional SFP Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1148\" data-start=\"1128\"\u003e\n\u003cp data-end=\"1148\" data-start=\"1130\"\u003eInstallation Guide\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1153\" data-start=\"1150\"\u003e\n\u003ch2 data-end=\"1175\" data-start=\"1155\"\u003e\u003cstrong data-end=\"1175\" data-start=\"1158\"\u003eMain Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1759\" data-start=\"1177\"\u003e✅ \u003cstrong data-end=\"1212\" data-start=\"1179\"\u003eWDM Bi-Directional Technology\u003c\/strong\u003e – Transmits and receives over a single fiber strand\u003cbr data-end=\"1267\" data-start=\"1264\"\u003e✅ \u003cstrong data-end=\"1298\" data-start=\"1269\"\u003eTX: 1550 nm \/ RX: 1310 nm\u003c\/strong\u003e – Matched for A-end usage in BX pair setups\u003cbr data-end=\"1345\" data-start=\"1342\"\u003e✅ \u003cstrong data-end=\"1374\" data-start=\"1347\"\u003eUp to 20km transmission\u003c\/strong\u003e over 9\/125 μm single-mode fiber\u003cbr data-end=\"1409\" data-start=\"1406\"\u003e✅ \u003cstrong data-end=\"1434\" data-start=\"1411\"\u003e1.25 Gbps data rate\u003c\/strong\u003e ideal for Gigabit Ethernet backhaul\u003cbr data-end=\"1473\" data-start=\"1470\"\u003e✅ \u003cstrong data-end=\"1492\" data-start=\"1475\"\u003eHot-Swappable\u003c\/strong\u003e – Swap modules without powering down equipment\u003cbr data-end=\"1542\" data-start=\"1539\"\u003e✅ \u003cstrong data-end=\"1559\" data-start=\"1544\"\u003eDDM Support\u003c\/strong\u003e – Real-time monitoring of temperature, voltage, and optical signal\u003cbr data-end=\"1629\" data-start=\"1626\"\u003e✅ \u003cstrong data-end=\"1655\" data-start=\"1631\"\u003eLC Simplex connector\u003c\/strong\u003e for single-strand fiber connections\u003cbr data-end=\"1694\" data-start=\"1691\"\u003e✅ Fully compliant with \u003cstrong data-end=\"1732\" data-start=\"1717\"\u003eIEEE 802.3z\u003c\/strong\u003e, \u003cstrong data-end=\"1745\" data-start=\"1734\"\u003eSFP-MSA\u003c\/strong\u003e, and \u003cstrong data-end=\"1759\" data-start=\"1751\"\u003eRoHS\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-end=\"1764\" data-start=\"1761\"\u003e\n\u003ch2 data-end=\"1796\" data-start=\"1766\"\u003e\u003cstrong data-end=\"1796\" data-start=\"1769\"\u003eDetailed Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1813\" data-start=\"1798\"\u003e\u003cstrong data-end=\"1811\" data-start=\"1798\"\u003eData Rate\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1825\" data-start=\"1814\"\u003e\n\u003cli data-end=\"1825\" data-start=\"1814\"\u003e\n\u003cp data-end=\"1825\" data-start=\"1816\"\u003e1.25 Gbps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1843\" data-start=\"1827\"\u003e\u003cstrong data-end=\"1841\" data-start=\"1827\"\u003eWavelength\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1873\" data-start=\"1844\"\u003e\n\u003cli data-end=\"1859\" data-start=\"1844\"\u003e\n\u003cp data-end=\"1859\" data-start=\"1846\"\u003eTX: 1550 nm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1873\" data-start=\"1860\"\u003e\n\u003cp data-end=\"1873\" data-start=\"1862\"\u003eRX: 1310 nm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1891\" data-start=\"1875\"\u003e\u003cstrong data-end=\"1889\" data-start=\"1875\"\u003eFiber Type\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1920\" data-start=\"1892\"\u003e\n\u003cli data-end=\"1920\" data-start=\"1892\"\u003e\n\u003cp data-end=\"1920\" data-start=\"1894\"\u003e9\/125 μm Single-Mode Fiber\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1945\" data-start=\"1922\"\u003e\u003cstrong data-end=\"1943\" data-start=\"1922\"\u003eMax. Cable Length\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1953\" data-start=\"1946\"\u003e\n\u003cli data-end=\"1953\" data-start=\"1946\"\u003e\n\u003cp data-end=\"1953\" data-start=\"1948\"\u003e20 km\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1975\" data-start=\"1955\"\u003e\u003cstrong data-end=\"1973\" data-start=\"1955\"\u003eConnector Type\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1988\" data-start=\"1976\"\u003e\n\u003cli data-end=\"1988\" data-start=\"1976\"\u003e\n\u003cp data-end=\"1988\" data-start=\"1978\"\u003eLC Simplex\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2008\" data-start=\"1990\"\u003e\u003cstrong data-end=\"2006\" data-start=\"1990\"\u003ePower Supply\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2015\" data-start=\"2009\"\u003e\n\u003cli data-end=\"2015\" data-start=\"2009\"\u003e\n\u003cp data-end=\"2015\" data-start=\"2011\"\u003e3.3V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2034\" data-start=\"2017\"\u003e\u003cstrong data-end=\"2032\" data-start=\"2017\"\u003eForm Factor\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2040\" data-start=\"2035\"\u003e\n\u003cli data-end=\"2040\" data-start=\"2035\"\u003e\n\u003cp data-end=\"2040\" data-start=\"2037\"\u003eSFP\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2061\" data-start=\"2042\"\u003e\u003cstrong data-end=\"2059\" data-start=\"2042\"\u003eHot Swappable\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2067\" data-start=\"2062\"\u003e\n\u003cli data-end=\"2067\" data-start=\"2062\"\u003e\n\u003cp data-end=\"2067\" data-start=\"2064\"\u003eYes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2086\" data-start=\"2069\"\u003e\u003cstrong data-end=\"2084\" data-start=\"2069\"\u003eDDM Support\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2092\" data-start=\"2087\"\u003e\n\u003cli data-end=\"2092\" data-start=\"2087\"\u003e\n\u003cp data-end=\"2092\" data-start=\"2089\"\u003eYes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2122\" data-start=\"2094\"\u003e\u003cstrong data-end=\"2120\" data-start=\"2094\"\u003eDimensions (W x D x H)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2167\" data-start=\"2123\"\u003e\n\u003cli data-end=\"2167\" data-start=\"2123\"\u003e\n\u003cp data-end=\"2167\" data-start=\"2125\"\u003e2.2 × 0.6 × 0.5 in (55.4 × 14.6 × 12.9 mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2189\" data-start=\"2169\"\u003e\u003cstrong data-end=\"2187\" data-start=\"2169\"\u003eCertifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2199\" data-start=\"2190\"\u003e\n\u003cli data-end=\"2199\" data-start=\"2190\"\u003e\n\u003cp data-end=\"2199\" data-start=\"2192\"\u003eFCC, CE\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2230\" data-start=\"2201\"\u003e\u003cstrong data-end=\"2228\" data-start=\"2201\"\u003eStandards and Protocols\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2277\" data-start=\"2231\"\u003e\n\u003cli data-end=\"2246\" data-start=\"2231\"\u003e\n\u003cp data-end=\"2246\" data-start=\"2233\"\u003eIEEE 802.3z\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2257\" data-start=\"2247\"\u003e\n\u003cp data-end=\"2257\" data-start=\"2249\"\u003eTCP\/IP\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2277\" data-start=\"2258\"\u003e\n\u003cp data-end=\"2277\" data-start=\"2260\"\u003eSFP-MSA Compliant\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2282\" data-start=\"2279\"\u003e\n\u003ch2 data-end=\"2311\" data-start=\"2284\"\u003e\u003cstrong data-end=\"2311\" data-start=\"2287\"\u003eWarranty Information\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-end=\"2511\" data-start=\"2313\"\u003eManufactures warrenty applied .\u003c\/p\u003e\n\u003chr data-end=\"2516\" data-start=\"2513\"\u003e\n\u003ch2 data-end=\"2542\" data-start=\"2518\"\u003e\u003cstrong data-end=\"2542\" data-start=\"2521\"\u003eBrand Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-end=\"2926\" data-start=\"2544\"\u003e\u003cstrong data-end=\"2561\" data-start=\"2544\"\u003eTP-Link Omada\u003c\/strong\u003e is a global leader in professional networking solutions, offering high-performance SFP modules tailored for both small business and enterprise-grade infrastructure. The \u003cstrong data-end=\"2741\" data-start=\"2731\"\u003eSM321A\u003c\/strong\u003e enhances fiber efficiency and network scalability by delivering full-duplex Gigabit speeds on a \u003cstrong data-end=\"2864\" data-start=\"2838\"\u003esingle strand of fiber\u003c\/strong\u003e, reducing infrastructure costs while maintaining performance.\u003c\/p\u003e\n\u003chr data-end=\"2931\" data-start=\"2928\"\u003e\n\u003ch2 data-end=\"2943\" data-start=\"2933\"\u003e\u003cstrong data-end=\"2943\" data-start=\"2936\"\u003eSKU\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-end=\"2967\" data-start=\"2945\"\u003e\u003cstrong data-end=\"2967\" data-start=\"2945\"\u003eSM321A (TL-SM321A)\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-end=\"2972\" data-start=\"2969\"\u003e\n\u003ch2 data-end=\"3004\" data-start=\"2974\"\u003e\u003cstrong data-end=\"3004\" data-start=\"2977\"\u003ePractical Use Scenarios\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-end=\"3420\" data-start=\"3006\"\u003e🏢 \u003cstrong data-end=\"3050\" data-start=\"3009\"\u003eCampus or Multi-Floor Office Networks\u003c\/strong\u003e – Ideal for connecting two locations via long-distance, single-fiber runs\u003cbr data-end=\"3127\" data-start=\"3124\"\u003e📹 \u003cstrong data-end=\"3152\" data-start=\"3130\"\u003eIP Camera Backhaul\u003c\/strong\u003e – Extend PoE switch uplinks to NVRs or core switches\u003cbr data-end=\"3208\" data-start=\"3205\"\u003e🛠️ \u003cstrong data-end=\"3242\" data-start=\"3212\"\u003eLimited Fiber Availability\u003c\/strong\u003e – Double fiber capacity by pairing with \u003cstrong data-end=\"3293\" data-start=\"3283\"\u003eSM321B\u003c\/strong\u003e module on the opposite end\u003cbr data-end=\"3323\" data-start=\"3320\"\u003e🚦 \u003cstrong data-end=\"3358\" data-start=\"3326\"\u003eSmart City \u0026amp; Traffic Systems\u003c\/strong\u003e – Simplified point-to-point fiber for IoT sensors and cameras\u003c\/p\u003e\n\u003chr data-end=\"3425\" data-start=\"3422\"\u003e\n\u003ch2 data-end=\"3469\" data-start=\"3427\"\u003e\u003cstrong data-end=\"3469\" data-start=\"3430\"\u003eDatasheets \/ Downloadable Resources\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-end=\"3577\" data-start=\"3471\"\u003e📄\u003ca href=\"https:\/\/www.omadanetworks.com\/us\/business-networking\/omada-accessory-module-cable\/sm321a\/#specifications\"\u003e SM321A datasheet\u003c\/a\u003e\u003c\/p\u003e\n\u003chr data-end=\"3582\" data-start=\"3579\"\u003e\n\u003ch2 data-end=\"3643\" data-start=\"3584\"\u003e\u003cstrong data-end=\"3643\" data-start=\"3587\"\u003eExcellence for the Australian and New Zealand Market\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-end=\"4166\" data-start=\"3645\"\u003eThe \u003cstrong data-end=\"3659\" data-start=\"3649\"\u003eSM321A\u003c\/strong\u003e is specifically sourced and distributed to meet \u003cstrong data-end=\"3748\" data-start=\"3708\"\u003eAustralian and New Zealand standards\u003c\/strong\u003e, with full compliance to \u003cstrong data-end=\"3810\" data-start=\"3774\"\u003eFCC, CE, and RoHS certifications\u003c\/strong\u003e. This ensures \u003cstrong data-end=\"3856\" data-start=\"3825\"\u003einterference-free operation\u003c\/strong\u003e, \u003cstrong data-end=\"3877\" data-start=\"3858\"\u003esafe deployment\u003c\/strong\u003e, and \u003cstrong data-end=\"3904\" data-start=\"3883\"\u003eproduct longevity\u003c\/strong\u003e under ANZ environmental conditions. Supplied exclusively by \u003cstrong data-end=\"4003\" data-start=\"3965\"\u003eauthorized TP-Link representatives\u003c\/strong\u003e, warranty handling and tech support are conducted \u003cstrong data-end=\"4099\" data-start=\"4054\"\u003edirectly within Australia and New Zealand\u003c\/strong\u003e, offering peace of mind for local businesses and IT professionals.\u003c\/p\u003e\n\u003chr data-end=\"4171\" data-start=\"4168\"\u003e\n\u003ch2 data-end=\"4198\" data-start=\"4173\"\u003e\u003cstrong data-end=\"4198\" data-start=\"4176\"\u003e FAQs\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-end=\"4390\" data-start=\"4200\"\u003e\u003cstrong data-end=\"4270\" data-start=\"4200\"\u003eQ1. What fiber type is compatible with the SM321A module? (SM321A)\u003c\/strong\u003e\u003cbr data-end=\"4273\" data-start=\"4270\"\u003eThe SM321A supports \u003cstrong data-end=\"4323\" data-start=\"4293\"\u003e9\/125 μm single-mode fiber\u003c\/strong\u003e, offering up to 20 km of transmission using LC simplex connectors.\u003c\/p\u003e\n\u003chr data-end=\"4395\" data-start=\"4392\"\u003e\n\u003cp data-end=\"4601\" data-start=\"4397\"\u003e\u003cstrong data-end=\"4462\" data-start=\"4397\"\u003eQ2. Can the SM321A be paired with the SM321B module? (SM321A)\u003c\/strong\u003e\u003cbr data-end=\"4465\" data-start=\"4462\"\u003eYes, the SM321A is designed to work with \u003cstrong data-end=\"4516\" data-start=\"4506\"\u003eSM321B\u003c\/strong\u003e in a \u003cstrong data-end=\"4544\" data-start=\"4522\"\u003eWDM Bi-Directional\u003c\/strong\u003e setup for full-duplex communication over a single fiber.\u003c\/p\u003e\n\u003chr data-end=\"4606\" data-start=\"4603\"\u003e\n\u003cp data-end=\"4744\" data-start=\"4608\"\u003e\u003cstrong data-end=\"4677\" data-start=\"4608\"\u003eQ3. What is the wavelength specification for the SM321A? (SM321A)\u003c\/strong\u003e\u003cbr data-end=\"4680\" data-start=\"4677\"\u003eThe SM321A transmits at \u003cstrong data-end=\"4715\" data-start=\"4704\"\u003e1550 nm\u003c\/strong\u003e and receives at \u003cstrong data-end=\"4743\" data-start=\"4732\"\u003e1310 nm\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-end=\"4749\" data-start=\"4746\"\u003e\n\u003cp data-end=\"4937\" data-start=\"4751\"\u003e\u003cstrong data-end=\"4803\" data-start=\"4751\"\u003eQ4. Does the SM321A module support DDM? (SM321A)\u003c\/strong\u003e\u003cbr data-end=\"4806\" data-start=\"4803\"\u003eYes, it supports \u003cstrong data-end=\"4862\" data-start=\"4823\"\u003eDigital Diagnostic Monitoring (DDM)\u003c\/strong\u003e to help track temperature, voltage, and optical power levels in real time.\u003c\/p\u003e\n\u003chr data-end=\"4942\" data-start=\"4939\"\u003e\n\u003cp data-end=\"5155\" data-start=\"4944\"\u003e\u003cstrong data-end=\"5022\" data-start=\"4944\"\u003eQ5. Is the SM321A compatible with standard SFP ports on switches? (SM321A)\u003c\/strong\u003e\u003cbr data-end=\"5025\" data-start=\"5022\"\u003eAbsolutely, the SM321A is \u003cstrong data-end=\"5072\" data-start=\"5051\"\u003eSFP-MSA compliant\u003c\/strong\u003e and works with all compatible TP-Link Omada switches and many third-party vendors.\u003c\/p\u003e","brand":"CCTV Tradie","offers":[{"title":"Default Title","offer_id":44530388467815,"sku":"SM321A-BC","price":24.48,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/8268\/2471\/files\/SM321A_UN_3.30_2310_large_20231030022430j.png?v=1788077005","url":"https:\/\/shop.underbrella.com.au\/products\/sm321a-tp-link-omada-1000base-bx-wdm-bi-directional-sfp-module-20km-single-fiber-transmission","provider":"UnderBrella","version":"1.0","type":"link"}