{"id":3742,"date":"2025-06-13T09:33:05","date_gmt":"2025-06-13T01:33:05","guid":{"rendered":"https:\/\/www.key-iot.com\/?p=3742"},"modified":"2025-06-13T09:33:33","modified_gmt":"2025-06-13T01:33:33","slug":"comparative-analysis-of-3g-industrial-routers-and-dtus-in-the-global-market","status":"publish","type":"post","link":"https:\/\/www.key-iot.com\/fr\/blog\/analyse-comparative-des-routeurs-industriels-3g-et-des-dtus-sur-le-marche-mondial\/","title":{"rendered":"Analyse comparative des routeurs industriels 3G et des DTU sur le march\u00e9 mondial"},"content":{"rendered":"<div translate=\"no\"><\/div>\n<div translate=\"no\">\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\"><strong><img decoding=\"async\" class=\"wp-image-3744 aligncenter\" title=\"766ea43caf5379bc900eaff006c4df03\" src=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/06\/766ea43caf5379bc900eaff006c4df03.png\" alt=\"766ea43caf5379bc900eaff006c4df03\" width=\"853\" height=\"505\" srcset=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/06\/766ea43caf5379bc900eaff006c4df03.png 628w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/06\/766ea43caf5379bc900eaff006c4df03-300x178.png 300w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/06\/766ea43caf5379bc900eaff006c4df03-600x355.png 600w\" sizes=\"(max-width: 853px) 100vw, 853px\" \/><\/strong><\/h2>\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\"><strong>1. Situation actuelle du march\u00e9 mondial de la 3G <a href=\"https:\/\/www.key-iot.com\/fr\/iotproduct\/cellular-routers\/\">Routeurs industriels<\/a><\/strong><\/h2>\n<p><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\">Dans le secteur mondial des communications industrielles, la technologie 3G \u00e9tait autrefois une solution de base pour la transmission de donn\u00e9es sans fil. Cependant, avec l'adoption rapide de la 4G LTE et de la 5G, la part de march\u00e9 des routeurs industriels 3G a consid\u00e9rablement diminu\u00e9 ces derni\u00e8res ann\u00e9es. En juin 2025, les routeurs industriels 3G sont principalement utilis\u00e9s dans les sc\u00e9narios suivants :<\/span><\/p>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Maintenance des \u00e9quipements patrimoniaux<\/strong><br \/>\nDe nombreux syst\u00e8mes industriels d\u00e9ploy\u00e9s pr\u00e9cocement (par exemple, les syst\u00e8mes de surveillance \u00e0 distance install\u00e9s entre 2010 et 2018) s'appuient encore sur les r\u00e9seaux 3G. En raison du co\u00fbt \u00e9lev\u00e9 et du long cycle de vie du remplacement des \u00e9quipements, certaines entreprises conservent des routeurs 3G pour prolonger la dur\u00e9e de vie des appareils existants. Par exemple, les r\u00e9seaux de capteurs de certains sites miniers africains transmettent encore des donn\u00e9es via des routeurs 3G, ce qui repr\u00e9sente environ 12% de ces cas d'utilisation mondiaux (source : IoT Analytics 2024).<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\" start=\"2\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>D\u00e9ploiements dans les r\u00e9gions sous-d\u00e9velopp\u00e9es<\/strong><br \/>\nDans les r\u00e9gions o\u00f9 l'infrastructure de r\u00e9seau est en retard, comme en Asie du Sud-Est et en Am\u00e9rique latine, la couverture des stations de base 3G reste sup\u00e9rieure \u00e0 celle de la 4G\/5G. Par exemple, les zones rurales du Myanmar b\u00e9n\u00e9ficient d'une couverture 3G de 65% contre moins de 30% pour la 4G. Les projets IoT agricoles locaux (par exemple, la surveillance de l'humidit\u00e9 du sol) adoptent largement les routeurs industriels 3G, car leur co\u00fbt d'acquisition ne repr\u00e9sente que 40% de celui des appareils 4G.<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\" start=\"3\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Exigences de l'industrie en mati\u00e8re de faible largeur de bande<\/strong><br \/>\nCertains sc\u00e9narios industriels (par exemple, le comptage de l'\u00e9lectricit\u00e9, la surveillance hydrologique) ne n\u00e9cessitent que des transmissions de donn\u00e9es \u00e0 faible fr\u00e9quence et de petite taille (&lt;10 KB par session). Pour ces besoins, les routeurs 3G offrent un excellent rapport co\u00fbt-efficacit\u00e9 : le routeur industriel 3G d&#039;un fabricant chinois co\u00fbte $85, alors qu&#039;un appareil 4G Cat-1 comparable co\u00fbte $120, ce qui reste int\u00e9ressant pour les utilisateurs professionnels.<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\" start=\"4\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Contraintes r\u00e9glementaires et de s\u00e9curit\u00e9<\/strong><br \/>\nCertains pays imposent l'utilisation de protocoles localis\u00e9s pour les infrastructures critiques (par exemple, la surveillance des centrales nucl\u00e9aires) afin de garantir la souverainet\u00e9 des donn\u00e9es. Par exemple, en Russie, le protocole\u00a0<em>Loi nationale sur la s\u00e9curit\u00e9 de l'IdO<\/em>\u00a0(r\u00e9vis\u00e9e en 2022) exige que les appareils du secteur de l'\u00e9nergie utilisent des canaux 3G d\u00e9di\u00e9s prenant en charge les protocoles SCADA, ce qui cr\u00e9e une demande de niche pour des routeurs 3G personnalis\u00e9s.<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<hr class=\"_1ewyc7g0\" \/>\n<\/div>\n<div translate=\"no\">\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\"><strong>2. Limites techniques et facteurs de d\u00e9clin du march\u00e9 des routeurs industriels 3G<\/strong><\/h2>\n<p><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\">Malgr\u00e9 une utilisation persistante dans certains secteurs, les routeurs 3G sont confront\u00e9s \u00e0 une obsolescence acc\u00e9l\u00e9r\u00e9e en raison de lacunes techniques :<\/span><\/p>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Contraintes de largeur de bande<\/strong><br \/>\nLes vitesses de t\u00e9l\u00e9chargement th\u00e9oriques de la 3G plafonnent \u00e0 42 Mbps (en pratique &lt;5 Mbps), alors que les applications de l&#039;industrie 4.0 comme la transmission vid\u00e9o HD en temps r\u00e9el (par exemple, la navigation AGV n\u00e9cessitant 25+ Mbps) rendent la 3G inad\u00e9quate. Une enqu\u00eate de l&#039;Association industrielle allemande de 2024 a r\u00e9v\u00e9l\u00e9 que 72% des fabricants ont abandonn\u00e9 la 3G en raison des besoins d&#039;inspection de la qualit\u00e9 vid\u00e9o.<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\" start=\"2\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Pressions sur le cr\u00e9puscule du r\u00e9seau<\/strong><br \/>\nLes op\u00e9rateurs mondiaux de t\u00e9l\u00e9communications ont des calendriers pr\u00e9cis pour l'abandon progressif de la 3G :<\/p>\n<ul class=\"AnswerParser_AnswerParserUnorderedList__P_1FW\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\">AT&amp;T (\u00c9tats-Unis) : arr\u00eat de la 3G en 2022<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\">China Mobile : Services 3G termin\u00e9s en 2024<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\">L'UE pr\u00e9voit l'arr\u00eat total des r\u00e9seaux 3G d'ici \u00e0 la fin de l'ann\u00e9e 2026<br \/>\nCes d\u00e9lais risquent de bloquer le mat\u00e9riel 3G fonctionnel sans prise en charge par le r\u00e9seau, ce qui obligerait \u00e0 passer \u00e0 la 4G\/5G.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\" start=\"3\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Inconv\u00e9nients de l'efficacit\u00e9 \u00e9nerg\u00e9tique<\/strong><br \/>\nLes \u00e9quipements industriels modernes exigent une consommation d'\u00e9nergie r\u00e9duite. Des tests montrent que les routeurs 3G consomment 4,2 W en fonctionnement continu, contre 0,8 W pour les modules NB-IoT. Dans les syst\u00e8mes de surveillance aliment\u00e9s par l'\u00e9nergie solaire, les appareils 3G n\u00e9cessitent 35% des batteries de plus grande capacit\u00e9, ce qui augmente le co\u00fbt total de possession (TCO).<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<hr class=\"_1ewyc7g0\" \/>\n<\/div>\n<div translate=\"no\">\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\"><strong>3. Fonctions essentielles et caract\u00e9ristiques techniques des<a href=\"https:\/\/www.key-iot.com\/fr\/iotproduct\/lte-dtu\/\"> DTU<\/a>s<\/strong><\/h2>\n<p><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\">Les DTU (unit\u00e9s de transfert de donn\u00e9es) sont sp\u00e9cialis\u00e9es dans la communication s\u00e9rie-IP et se distinguent des routeurs industriels par des aspects essentiels :<\/span><\/p>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Architecture mat\u00e9rielle<\/strong><br \/>\nLes DTU utilisent g\u00e9n\u00e9ralement des processeurs ARM Cortex-M de faible puissance (par exemple, STM32), ax\u00e9s sur la conversion s\u00e9rie (RS232\/485) vers IP, avec des co\u00fbts mat\u00e9riels inf\u00e9rieurs \u00e0 $25. Les routeurs industriels n\u00e9cessitent des processeurs multic\u0153urs (par exemple, Qualcomm IPQ6000) pour les fonctions de routage et de pare-feu, dont le co\u00fbt d\u00e9passe $60 pour les mod\u00e8les de base.<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\" start=\"2\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Soutien au protocole<\/strong><br \/>\nLes DTU ne g\u00e8rent souvent que la transmission transparente TCP\/UDP et des protocoles l\u00e9gers comme MQTT, adapt\u00e9s au flux de donn\u00e9es unidirectionnel (capteur \u2192 nuage). Les routeurs industriels prennent en charge des fonctions de niveau entreprise telles que le VPN (IPSec\/OpenVPN), le partitionnement VLAN et le contr\u00f4le du trafic QoS.<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\" start=\"3\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Flexibilit\u00e9 du d\u00e9ploiement<\/strong><br \/>\nLes DTU suivent une architecture \"terminal + plateforme centralis\u00e9e\" pour les r\u00e9seaux en \u00e9toile (tous les n\u0153uds se connectent directement \u00e0 un centre de donn\u00e9es). Les routeurs industriels permettent un r\u00e9seau maill\u00e9 pour la communication d'appareil \u00e0 appareil sans serveurs centraux, ce qui convient mieux aux sc\u00e9narios d'informatique p\u00e9riph\u00e9rique.<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<hr class=\"_1ewyc7g0\" \/>\n<\/div>\n<div translate=\"no\">\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\"><strong>4. Matrice de d\u00e9cision : Routeurs industriels 3G vs. DTUs<\/strong><\/h2>\n<p><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\">Le choix entre les deux d\u00e9pend des exigences propres \u00e0 chaque sc\u00e9nario :<\/span><\/p>\n<\/div>\n<div translate=\"no\">\n<div class=\"AnswerParser_TableContainer__Erb6v\" data-testid=\"table-container\"><strong>Dimension<\/strong><strong>Routeur industriel 3G<\/strong><strong>DTU<\/strong><strong>Cas d'utilisation typique<\/strong><strong>Complexit\u00e9 du r\u00e9seau<\/strong>Prise en charge de la division multi-sous-r\u00e9seaux, communication inter-VLANLimit\u00e9 aux topologies point \u00e0 point\/\u00e9toileIsolation des r\u00e9seaux de contr\u00f4le par rapport \u00e0 la vid\u00e9osurveillance dans les usines<strong>Besoins en mati\u00e8re de s\u00e9curit\u00e9 des donn\u00e9es<\/strong>Cryptage mat\u00e9riel du VPN IPSec, d\u00e9fense contre les attaques MITMReliefs sur le cryptage de la couche application SSL\/TLSLes donn\u00e9es de pression des ol\u00e9oducs\/gazoducs n\u00e9cessitent la conformit\u00e9 \u00e0 la norme NIST SP 800-82<strong>\u00c9volutivit\u00e9 des dispositifs<\/strong>Connecte plusieurs appareils via les ports LAN (par exemple, PLC + HMI + cam\u00e9ra). Sert g\u00e9n\u00e9ralement un appareil s\u00e9rie par DTUSmart substations int\u00e9grant les compteurs, les thermostats et le contr\u00f4le d'acc\u00e8s.<strong>Demandes en temps r\u00e9el<\/strong>R\u00e9seaux d\u00e9terministes (DetNet) avec une latence inf\u00e9rieure \u00e0 50 msLe port s\u00e9rie limite la latence \u00e0 &gt;200 msCoordination \u00e0 distance de bras robotiques industriels<strong>Co\u00fbts op\u00e9rationnels \u00e0 long terme<\/strong>Mises \u00e0 jour \u00e0 distance du micrologiciel, surveillance du traficSouvent, il faut remplacer la carte SIM sur place ou proc\u00e9der \u00e0 une configuration manuelleSurveillance de la temp\u00e9rature dans les cha\u00eenes d'entreposage frigorifique multinationales<\/div>\n<div><\/div>\n<\/div>\n<div translate=\"no\">\n<hr class=\"_1ewyc7g0\" \/>\n<\/div>\n<div translate=\"no\">\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\"><strong>5. Voies de transition du march\u00e9 et perspectives d'avenir pour les routeurs 3G<\/strong><\/h2>\n<p><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\">Avec l'acc\u00e9l\u00e9ration de la disparition des syst\u00e8mes 3G, deux strat\u00e9gies de migration se dessinent :<\/span><\/p>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Mises \u00e0 niveau des dispositifs existants<\/strong>\n<ul class=\"AnswerParser_AnswerParserUnorderedList__P_1FW\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\"><strong>Passerelles hybrides<\/strong>: Des dispositifs tels que l'IR615-H d'InHand permettent une commutation bimode 3G\/4G pour un remplacement progressif des modules.<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Convertisseurs de protocole<\/strong>: Le pont IoT de Huawei convertit le Modbus RTU des routeurs 3G en MQTT sur la 5G sans modifications mat\u00e9rielles.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\" start=\"2\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Strat\u00e9gies des march\u00e9s \u00e9mergents<\/strong><br \/>\nDans les r\u00e9gions o\u00f9 les r\u00e9seaux 3G sont actifs (par exemple, dans certaines parties de l'Inde), les entreprises chinoises adoptent des \"mises \u00e0 niveau progressives\" :<\/p>\n<ul class=\"AnswerParser_AnswerParserUnorderedList__P_1FW\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\">Ann\u00e9e 1 : routeurs 3G gratuits pour fid\u00e9liser les clients<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\">Ann\u00e9e 2 : Mise \u00e0 niveau des modules 4G au prix co\u00fbtant<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\">Ann\u00e9e 3 : Profiter des plates-formes en nuage bas\u00e9es sur l'abonnement<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\">\n<p><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\"><strong>Pr\u00e9visions de tendances sur trois ans (2025-2028) :<\/strong><\/span><\/p>\n<ul class=\"AnswerParser_AnswerParserUnorderedList__P_1FW\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\">La part de march\u00e9 des routeurs 3G passera de 9,7% \u00e0 &lt;1,5%<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\">Les modules 4G Cat-1bis et 5G RedCap domineront, avec un prix correspondant \u00e0 80% du co\u00fbt des appareils 3G.<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\">Les DTU \u00e9volueront vers l'informatique p\u00e9riph\u00e9rique \"intelligente\" (par exemple, prise en charge de scripts Python) afin de r\u00e9duire la d\u00e9pendance \u00e0 l'\u00e9gard de l'informatique en nuage.<\/li>\n<\/ul>\n<\/div>\n<div translate=\"no\">\n<hr class=\"_1ewyc7g0\" \/>\n<\/div>\n<div translate=\"no\">\n<h2 class=\"AnswerParser_AnswerParserH4__ghxg8\"><strong>6. Conclusion : Les choix rationnels dans la transition technologique<\/strong><\/h2>\n<p><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\">Lors de la transition de la 3G \u00e0 la 4G\/5G, les entreprises doivent \u00e9valuer :<\/span><\/p>\n<ol class=\"AnswerParser_AnswerParserOrderedList__kl_2Y\">\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\"><strong>Dur\u00e9e de vie du r\u00e9seau<\/strong>: S'assurer que les technologies s\u00e9lectionn\u00e9es ont \u22655 ans de support par les transporteurs.<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"yes\"><strong>Flexibilit\u00e9 du protocole<\/strong>: Priorit\u00e9 aux dispositifs de repli multi-r\u00e9seaux en cas de couverture in\u00e9gale<\/li>\n<li class=\"AnswerParser_ListItem__XqLOV\" translate=\"no\"><strong>Gestion des co\u00fbts cach\u00e9s<\/strong>: Prendre en compte les d\u00e9penses \u00e0 long terme telles que les pi\u00e8ces d\u00e9tach\u00e9es et la formation<\/li>\n<\/ol>\n<\/div>\n<div translate=\"no\"><span class=\"AnswerParser_TextContainer__z_Iiv\" data-testid=\"youchat-text\">Pour la plupart des applications industrielles, les DTU 4G (par exemple, la s\u00e9rie WL260 de Wanwei avec tunnel VPN) couvrent d\u00e9sormais les fonctions traditionnelles des routeurs 3G. Toutefois, les sc\u00e9narios complexes n\u00e9cessitant une coordination multi-n\u0153uds (par exemple, les syst\u00e8mes SCADA des parcs \u00e9oliens avec des inspections par drone) exigent toujours que les routeurs industriels servent de centres de communication. En fin de compte, le choix se fait en fonction de l'efficacit\u00e9 de la communication, des contraintes de co\u00fbt et de la fiabilit\u00e9 du syst\u00e8me.<\/span><\/div>\n<div translate=\"no\"><\/div>\n<div translate=\"no\"><\/div>","protected":false},"excerpt":{"rendered":"<p>1. Current Global Market Status of 3G Industrial Routers In the global industrial communication sector, 3G technology was once a core wireless data transmission solution. However, with the rapid adoption of 4G LTE and 5G, the market share of 3G industrial routers has significantly declined in recent years. As of June 2025, 3G industrial routers [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3745,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"themepark_post_bcolor":"#f5f5f5","themepark_post_width":"1022px","themepark_post_img":"","themepark_post_img_po":"left","themepark_post_img_re":false,"themepark_post_img_cover":false,"themepark_post_img_fixed":false,"themepark_post_hide_title":false,"themepark_post_main_b":"","themepark_post_main_p":100,"themepark_paddingblock":false,"footnotes":""},"categories":[16],"tags":[],"class_list":["post-3742","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"metadata":{"classic-editor-remember":["classic-editor"],"_edit_lock":["1749779160:1"],"_edit_last":["1"],"themepark_seo_title":["Comparative Analysis of 3G Industrial Routers and DTUs in the Global Market"],"themepark_seo_description":["In the global industrial communication sector, 3G technology was once a core wireless data transmission solution. However, with the rapid adoption of 4G LTE and 5G, the market share of 3G industrial routers has significantly declined in recent years."],"themepark_seo_keyword":["3G Industrial Router"],"catce":["sidebar-widgets4"],"_yoast_wpseo_primary_category":["16"],"_yoast_wpseo_metadesc":["In the global industrial communication sector, 3G technology was once a core wireless data transmission solution. 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