{"id":5715,"date":"2025-07-19T00:00:00","date_gmt":"2025-07-19T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/products\/100g-lr4-transceiver-long-distance-high-speed-network-guide\/"},"modified":"2026-06-22T08:55:14","modified_gmt":"2026-06-22T08:55:14","slug":"100g-lr4-transceiver-long-distance-high-speed-network-guide","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ja\/products\/100g-lr4-transceiver-long-distance-high-speed-network-guide","title":{"rendered":"\u30e2\u30c0\u30f3\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5411\u3051100G LR4\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u306e\u7406\u89e3"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ce055060cb9743fa8d3dacf2a3086a59.webp\" alt=\"Understanding the 100G LR4 Transceiver \" class=\"wp-image-5712\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ce055060cb9743fa8d3dacf2a3086a59.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ce055060cb9743fa8d3dacf2a3086a59-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ce055060cb9743fa8d3dacf2a3086a59-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ce055060cb9743fa8d3dacf2a3086a59-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/ce055060cb9743fa8d3dacf2a3086a59-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"qc-p1-tag\" style=\"color: rgb(64, 64, 64);\">Demand for 100G bandwidth is surging, driven by data centers, service providers, and enterprises scaling their infrastructure. For cost-effective, high-performance connections beyond a few hundred meters, the <\/span><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/472118.htm\"><span class=\"qc-p1-tag\"><strong>QSFP28 100G LR4 optical transceiver<\/strong><\/span><\/a><span class=\"qc-p1-tag\" style=\"color: rgb(64, 64, 64);\"> stands as a critical workhorse. This comprehensive guide dives deep into the technology, specifications, applications, and best practices for deploying these essential <\/span><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\"><span class=\"qc-p1-tag\"><strong>100G\u5149\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u4e00\u3064\u3067\u3059<\/strong><\/span><\/a><span class=\"qc-p1-tag\" style=\"color: rgb(64, 64, 64);\">, highlighting the value proposition of <\/span><span class=\"qc-p1-tag\"><strong>high-quality solutions like those from LINK-PP<\/strong><\/span><span class=\"qc-p1-tag\" style=\"color: rgb(64, 64, 64);\">.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a4 Understanding the QSFP28 100G LR4 Transceiver<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u30d5\u30a9\u30fc\u30e0\u30d5\u30a1\u30af\u30bf\u30fc\uff1a<\/strong> QSFP28 (Quad Small Form-factor Pluggable 28). The 28 signifies support for 25G lanes, enabling 4x25G channels to achieve 100G aggregate bandwidth. Its hot-pluggable design offers flexibility and ease of maintenance.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u6280\u8853\uff1a<\/strong> LR4 stands for Long Reach 4 lanes. It utilizes <a href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/wdm-optical-transceiver-module-applications\/\" target=\"_blank\" rel=\"\"><strong>\u6ce2\u9577\u5206\u5272\u591a\u91cd\u5316\uff08WDM\uff09<\/strong><\/a> \u6280\u8853\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u52d5\u4f5c\u539f\u7406\uff1a<\/strong> The transceiver internally multiplexes four independent 25Gbps data lanes (electrical interface) onto four specific wavelengths (around 1295nm, 1300nm, 1304nm, and 1309nm) within the 1310nm band. These wavelengths are combined onto a <strong>single strand of <\/strong><a href=\"https:\/\/resourceslp.szlogic.cn\/ja\/knowledge-center\/what-is-single-mode-fiber-and-how-does-it-work\/\" target=\"_blank\" rel=\"\"><strong>\u5149\u306f\u9577\u8ddd\u96e2\u901a\u4fe1\u5411\u3051\u306e<\/strong><\/a> for transmission. At the receiving end, another LR4 transceiver demultiplexes the wavelengths back into four separate electrical lanes. This allows bidirectional 100G communication over just <strong>2\u672c\u306e\u30d5\u30a1\u30a4\u30d0\u30fc<\/strong> (one transmit, one receive).<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Key Standard:<\/strong> IEEE 802.3bm Clause 88 defines the specifications for 100GBASE-LR4 operation.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a4 \u6280\u8853\u4ed5\u69d8\u306e\u8a73\u7d30\u89e3\u8aac<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Understanding the critical specs ensures optimal performance and compatibility:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u30c7\u30fc\u30bf\u30ec\u30fc\u30c8\uff1a<\/strong> 100 Gigabits per second (Gbps) aggregate (4x25Gbps lanes).<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u6ce2\u9577\uff1a<\/strong> <a href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/what-is-lwdm-and-why-important-for-lans\/\" target=\"_blank\" rel=\"\">LWDM<\/a> wavelengths in the O-band (approx. 1295.56nm, 1300.05nm, 1304.58nm, 1309.14nm).<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u30d5\u30a1\u30a4\u30d0\u30fc\u30bf\u30a4\u30d7\uff1a<\/strong> <strong>\u5358\u4e00\u30e2\u30fc\u30c9\u30d5\u30a1\u30a4\u30d0\u30fc\uff08SMF\uff09<\/strong>, specifically OS2 type for best performance over 10km.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Maximum Reach:<\/strong> <strong>10 kilometers<\/strong> (standard). Some high-quality modules, like <a href=\"https:\/\/www.l-p.com\/products\/472118.htm\" target=\"_blank\" rel=\"\">LINK-PP&#8217;s LQ-LW100-LR4C<\/a>, offer excellent signal integrity, ensuring reliable performance right up to the 10km specification under various conditions.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u30b3\u30cd\u30af\u30bf\uff1a<\/strong> \u30c7\u30e5\u30d7\u30ec\u30c3\u30af\u30b9LC\u30b3\u30cd\u30af\u30bf\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u52d5\u4f5c\u6e29\u5ea6\uff1a<\/strong> Commercial (0\u00b0C to 70\u00b0C), Extended (-20\u00b0C to 85\u00b0C), or Industrial (-40\u00b0C to 85\u00b0C) ranges available. Choose based on deployment environment. LINK-PP modules typically offer robust commercial and extended ranges.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u6d88\u8cbb\u96fb\u529b\uff1a<\/strong> Typically between 3.5W and 4.5W. Lower power consumption translates to reduced operating costs and cooler running equipment.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u5185\u90e8\u30c1\u30a7\u30c3\u30af\u304a\u3088\u3073\u901a\u4fe1\u51e6\u7406\u3092\u884c\u3044\u307e\u3059\u3002<\/strong> <a href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/ddm-dom-in-optical-transceivers\/\" target=\"_blank\" rel=\"\">Digital Diagnostics Monitoring (DDM) \/ DOM<\/a> support is standard, providing real-time monitoring of temperature, voltage, Tx bias current, Tx optical power, and Rx optical power via the host device interface. This is crucial for <strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u76e3\u8996\u304a\u3088\u3073<\/strong> and proactive maintenance of your <a href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\" target=\"_blank\" rel=\"\"><strong>100G\u5149\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u4e00\u3064\u3067\u3059<\/strong><\/a>.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a4 Key Advantages of Using QSFP28 100G LR4<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>Cost-Effective Reach:<\/strong> Provides the most economical 100G solution for distances up to 10km compared to <strong>ER4<\/strong> \u307e\u305f\u306f <strong>ZR4<\/strong> alternatives.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Fiber Efficiency:<\/strong> Requires only two strands of fiber (one duplex LC connection) for full 100G bidirectional communication, maximizing existing fiber plant utilization.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u9ad8\u5bc6\u5ea6\uff1a<\/strong> The QSFP28 form factor allows for high port density on switches and routers.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u6a19\u6e96\u5316\uff1a<\/strong> Widely adopted standard ensures interoperability between vendors (when compatibility is verified).<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Mature Technology:<\/strong> Proven reliability and performance in diverse deployments.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a4 QSFP28-100G-LR4 vs. Other Common 100G Optical Transceivers<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8111c47a0be74bf88172270cccaf2e4c-1024x576.webp\" alt=\"QSFP28-100G-LR4 vs. Other Common 100G Optical Transceivers\" class=\"wp-image-5713\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8111c47a0be74bf88172270cccaf2e4c-1024x576.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8111c47a0be74bf88172270cccaf2e4c-300x169.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8111c47a0be74bf88172270cccaf2e4c-768x432.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8111c47a0be74bf88172270cccaf2e4c-18x10.webp 18w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8111c47a0be74bf88172270cccaf2e4c.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p><strong>\u6a5f\u80fd<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>QSFP28 100G LR4<br><\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>QSFP28 100G SR4<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>QSFP28 100G ER4 Lite<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>QSFP28 100G ZR4<\/strong><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u4f1d\u9001\u8ddd\u96e2<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\u6700\u592710km<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Up to 100m (OM4 MMF)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Up to 30-40km<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u6700\u592780km<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u30bf\u30a4\u30d7<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\u30b7\u30f3\u30b0\u30eb\u30e2\u30fc\u30c9\u30d5\u30a1\u30a4\u30d0\uff08SMF\uff09<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u30de\u30eb\u30c1\u30e2\u30fc\u30c9\u30d5\u30a1\u30a4\u30d0\uff08MMF\uff09<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u30b7\u30f3\u30b0\u30eb\u30e2\u30fc\u30c9\u30d5\u30a1\u30a4\u30d0\uff08SMF\uff09<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u30b7\u30f3\u30b0\u30eb\u30e2\u30fc\u30c9\u30d5\u30a1\u30a4\u30d0\uff08SMF\uff09<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u6ce2\u9577<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1310nm LWDM (4 lanes)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>850nm\uff084\u30c1\u30e3\u30cd\u30eb\uff09<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1310nm LWDM (4 lanes)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1550nm LWDM (4 lanes)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u30b3\u30cd\u30af\u30bf<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\u30c7\u30e5\u30d7\u30ec\u30c3\u30af\u30b9LC<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>MPO-12\/APC<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u30c7\u30e5\u30d7\u30ec\u30c3\u30af\u30b9LC<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u30c7\u30e5\u30d7\u30ec\u30c3\u30af\u30b9LC<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Power Cons.<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>~3.5W \u2013 4.5W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>~1.5W &#8211; 3.5W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>~4.5W &#8211; 6W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>~6W &#8211; 8W+<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u4e3b\u306a\u7528\u9014<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>DCI, Campus, Metro Edge<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Intra-Rack, Data Hall<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Longer Metro, Regional<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Long Haul, DCI &gt;40km<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Table 1: Comparing QSFP28 100G Optical Module Types<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a4 Primary Applications: Where QSFP28 100G LR4 Shines<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u9593\u63a5\u7d9a\uff08DCI\uff09\uff1a<\/strong> Connecting geographically separated data halls or buildings within a campus (typically within 10km).<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Service Provider Backbone:<\/strong> Aggregation links within metro networks.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Enterprise Core Networking:<\/strong> High-speed backbone links within large campus networks.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u9ad8\u6027\u80fd\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\uff08HPC\uff09\u30af\u30e9\u30b9\u30bf\u30fc\uff1a<\/strong> Connecting compute and storage nodes requiring high bandwidth over moderate distances.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Connecting Switches, Routers, and Servers:<\/strong> Essential for 100G ports on modern networking equipment.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a4 Compatibility: Ensuring Seamless Integration<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Compatibility is paramount. While the IEEE standard defines the optical interface, the electrical interface, firmware, and mechanical design can vary between host equipment manufacturers (e.g., Cisco, Juniper, Arista, HPE, Dell, Mellanox\/NVIDIA, Brocade, Huawei, Nokia). Always:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>Consult Vendor Lists:<\/strong> Check your switch\/router manufacturer&#8217;s official <strong>\u4e92\u63db\u6027\u30de\u30c8\u30ea\u30af\u30b9<\/strong> \u307e\u305f\u306f <strong>Supported Transceivers List<\/strong>.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Consider Third-Party Options:<\/strong> <strong>High-quality compatible optical modules<\/strong> \u3092\u63d0\u4f9b\u3059\u308b\u7b2c\u4e09\u8005\u30e1\u30fc\u30ab\u30fc\uff09\u306e <strong>LINK-PP<\/strong> offer significant cost savings while delivering equivalent performance and reliability. Look for vendors guaranteeing <a href=\"https:\/\/resourceslp.szlogic.cn\/ja\/knowledge-center\/multi-source-agreements-optical-transceivers\/\" target=\"_blank\" rel=\"\"><strong>full MSA compliance<\/strong><\/a> and rigorous testing.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Verify Interoperability:<\/strong> Reputable third-party vendors extensively test modules against major OEM platforms. Ask for <strong>specific compatibility assurance<\/strong> for your equipment model. LINK-PP modules are renowned for their <strong>broad compatibility<\/strong> across major brands.<\/p><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a4 Installation and Best Practices<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u53d6\u308a\u6271\u3044\u306b\u306f\u5341\u5206\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\uff1a<\/strong> Avoid touching the optical bores (LC connectors) or the electrical gold fingers. Use an ESD wrist strap.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Cleanliness is Key:<\/strong> <strong>Dirty fiber optic connectors are the leading cause of link failures!<\/strong> Always inspect and clean both the transceiver port and the fiber connector end-faces using certified fiber optic cleaning tools before insertion. LINK-PP includes protective caps on all modules to minimize contamination before installation.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u78ba\u5b9f\u306b\u633f\u5165\uff1a<\/strong> \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u30dd\u30fc\u30c8\u306b\u307e\u3063\u3059\u3050\u306b\u62bc\u3057\u8fbc\u307f\u3001\u78ba\u5b9f\u306b\u300c\u30ab\u30c1\u30c3\u300d\u3068\u97f3\u304c\u3057\u3066\u56fa\u5b9a\u3055\u308c\u308b\u307e\u3067\u5dee\u3057\u8fbc\u3093\u3067\u304f\u3060\u3055\u3044\u3002.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Cable Management:<\/strong> Avoid sharp bends in the fiber cable. Respect the minimum bend radius (typically >30mm for SMF).<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u30ea\u30f3\u30af\u306e\u78ba\u8a8d\u304a\u3088\u3073\u76e3\u8996\uff1a<\/strong> Once installed, check the port status on your device and utilize DDM\/DOM data to monitor health metrics like Rx optical power.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a4 Why Choose LINK-PP for Your QSFP28 100G LR4 Needs?<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/74f9a7ac90914ab1898c761957443c71.webp\" alt=\"QSFP28 100G LR4C Transceiver\" class=\"wp-image-5714\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/74f9a7ac90914ab1898c761957443c71.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/74f9a7ac90914ab1898c761957443c71-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/74f9a7ac90914ab1898c761957443c71-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/74f9a7ac90914ab1898c761957443c71-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/74f9a7ac90914ab1898c761957443c71-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u3092\u9078\u5b9a\u3059\u308b\u969b\u306b\u306f\u3001 <strong>reliable and cost-effective optical transceivers<\/strong>, <strong>LINK-PP<\/strong> \u672c\u88fd\u54c1\u304c\u969b\u7acb\u3061\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u53b3\u683c\u306a\u54c1\u8cea\u7ba1\u7406\uff1a<\/strong> Every module, including our <a href=\"https:\/\/www.l-p.com\/products\/472118.htm\" target=\"_blank\" rel=\"\"><strong>QSFP28 LR4 Transceiver<\/strong><\/a>, undergoes stringent testing for optical performance, DDM accuracy, and full MSA compliance.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Exceptional Compatibility:<\/strong> Our modules are engineered and tested for seamless integration with major OEM platforms, reducing deployment risk. We provide clear compatibility information.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Performance Guarantee:<\/strong> <strong>LINK-PP<\/strong> guarantees that the <a href=\"https:\/\/www.l-p.com\/products\/472118.htm\" target=\"_blank\" rel=\"\"><strong>LQ-LW100-LR4C<\/strong><\/a> meets or exceeds all IEEE 802.3bm specifications for <strong>100GBASE-LR4<\/strong>, ensuring reliable 10km reach.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u5927\u304d\u306a\u30b3\u30b9\u30c8\u524a\u6e1b\uff1a<\/strong> Achieve the same performance as OEM modules at a fraction of the cost, freeing up budget for other critical network investments.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>\u7d42\u8eab\u4fdd\u8a3c\u304a\u3088\u3073\u30b5\u30dd\u30fc\u30c8\uff1a<\/strong> Confidence in your purchase with robust warranty coverage and responsive technical support. Protect your investment in <strong>100G\u5149\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u4e00\u3064\u3067\u3059<\/strong>.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Extensive Inventory:<\/strong> Ready-to-ship stock ensures quick delivery for your urgent <strong>100G\u63a5\u7d9a<\/strong> projects.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a4 Choosing the Right QSFP28 100G LR4 Module: A Buyer&#8217;s Checklist<\/strong><\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>Confirm Required Reach:<\/strong> 10km is standard.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Verify Host Equipment Compatibility:<\/strong> Is the module listed\/vetted for your specific switch\/router model? LINK-PP provides detailed compatibility lists.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Check Operating Temperature Range:<\/strong> Commercial (0\u00b0C to +70\u00b0C), Extended (-20\u00b0C to +85\u00b0C), or Industrial (-40\u00b0C to +85\u00b0C)?<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Ensure DDM\/DOM Support:<\/strong> Essential for monitoring and troubleshooting.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Evaluate Vendor Reputation:<\/strong> <span class=\"highlight\">\u78ba\u7acb\u3055\u308c\u305f\u30e1\u30fc\u30ab\u30fc<\/span>\uff08\u4f8b\uff1aLINK-PP\uff09\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <strong>LINK-PP<\/strong> known for quality, reliability, and support.<\/p><\/li>\n\n\n\n<li><p style=\"margin: 0px;\"><strong>Compare Warranty &amp; Support:<\/strong> Look for strong guarantees and responsive service. <strong>LINK-PP<\/strong> offers industry-leading support.<\/p><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a4 Conclusion: Enabling Scalable, High-Performance Networks<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/472118.htm\"><strong>QSFP28 100G LR4 optical transceiver<\/strong><\/a> remains an indispensable component for delivering cost-effective, high-bandwidth connectivity over distances up to 10km. Its efficient use of fiber, standardized approach, and mature technology make it the go-to solution for data center interconnects, metro edge networks, and enterprise backbones. By understanding its specifications, compatibility requirements, and deployment best practices, network engineers can ensure optimal performance and reliability.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ready to experience the LINK-PP difference? Explore our high-performance, compatible LQ-LW100-LR4C QSFP28 100G LR4 transceiver today!<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2710 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/message.htm\">Get a Quote<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u25b7 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/support.htm\">\u6280\u8853\u30b5\u30dd\u30fc\u30c8<\/a> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2727 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/file\/datasheet\/lq-lw100-lr4c.pdf\">\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u27a4 \u95a2\u9023\u60c5\u5831<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/products\/qsfp28-100g-sr4-transceivers\/\">\u9ad8\u901fLINK-PP QSFP28 100G SR4\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc \u2013 LQ-M85100-SR4C\u3092\u4eca\u3059\u3050\u6d3b\u7528\u3057\u307e\u3057\u3087\u3046<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/knowledge-center\/100g-optical-transceiver-form-factors-guide\/\">100G \u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u30d5\u30a9\u30fc\u30e0\u30d5\u30a1\u30af\u30bf\u306b\u95a2\u3059\u308b\u5305\u62ec\u7684\u306a\u30ac\u30a4\u30c9<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/products\/link-pp-100g-transceivers-connectivity\/\">\u9ad8\u901f\u63a5\u7d9a\u306bLINK-PP\u88fd100G\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u3092\u9078\u629e\u3059\u308b\u7406\u7531<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>100G LR4\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u306f\u3001\u30b7\u30f3\u30b0\u30eb\u30e2\u30fc\u30c9\u30d5\u30a1\u30a4\u30d0\u3092\u7528\u3044\u3066\u6700\u592710km\u307e\u3067\u306e100Gbps\u30c7\u30fc\u30bf\u8ee2\u9001\u3092\u5b9f\u73fe\u3057\u3001\u9ad8\u901f\u30fb\u9577\u8ddd\u96e2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u306b\u6700\u9069\u3067\u3059\u3002.<\/p>","protected":false},"author":1,"featured_media":5712,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[28],"tags":[13],"class_list":["post-5715","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-products","tag-100g-modules"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts\/5715","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/comments?post=5715"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts\/5715\/revisions"}],"predecessor-version":[{"id":11319,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/posts\/5715\/revisions\/11319"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/media\/5712"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/media?parent=5715"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/categories?post=5715"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ja\/wp-json\/wp\/v2\/tags?post=5715"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}