The ABB LXN1604-6 (Part No. 3BHL000986P7000) is a genuine original industrial CEX-bus switch engineered exclusively for the ABB Ability System 800xA DCS platform, serving as a core communication and data switching unit for modern industrial process control systems. Manufactured under strict ABB factory quality protocols, this professional bus module delivers stable, low-latency, and highly redundant data transmission for multi-controller architectures, making it a trusted component for high-reliability industrial automation projects worldwide. Every unit is brand-new, factory-sealed, and fully traceable with official serial numbers, ensuring 100% original quality and eliminating refurbished, copied, or modified parts to guarantee long-term system operational stability.
Specially developed for Controller EXchange bus communication, the LXN1604-6 features perfect compatibility with ABB AC800M series controllers, including PM860, PM861, PM866 and other mainstream models. It undertakes core system tasks such as real-time inter-controller data exchange, system logic synchronization, redundant signal backup, and cross-module data forwarding. As the central communication hub of the DCS system, it coordinates the collaborative operation of multiple controllers and ensures unified, accurate, and consistent control logic throughout the entire automation system. Equipped with four 10/100/1000BASE-T gigabit industrial RJ45 ports, it supports full-duplex high-speed transmission, effectively minimizing signal delay and maintaining precise real-time control for complex automated production processes.
This industrial-grade switch integrates comprehensive industrial Ethernet protocols, including IEEE 802.3, 802.1Q VLAN tagging, and 802.1p QoS priority management. It is embedded with HSR and PRP seamless redundancy technologies, supporting zero-switchover-time link redundancy. In case of single network link failure, the system automatically switches to the backup channel without downtime, data loss, or production interruption, achieving an industry-leading 99.999% system availability rate. Adopting advanced anti-interference circuit design and electromagnetic shielding technology, the module resists strong electromagnetic interference, surge voltage, and mechanical vibration in harsh factory environments. It operates stably within a temperature range of 0℃ to 60℃, fully adapting to continuous operation in industrial control cabinets.
Designed with a plug-in rack-mounted structure, the LXN1604-6 supports hot-swap functionality, allowing online replacement and routine maintenance without shutting down the entire DCS control system. This key feature drastically reduces equipment maintenance duration, avoids unplanned production shutdown losses, and cuts overall system operation and maintenance costs. With an IP20 protection rating and an MTBF of over 50,000 hours, the module delivers ultra-low failure rates and extended service life for long-cycle industrial production scenarios. It supports plug-and-play installation with all System 800xA supporting hardware, requiring no complex secondary programming or configuration, which greatly improves on-site installation and debugging efficiency.
Widely applied in critical process industries, this original ABB CEX-bus switch covers thermal power, hydropower, and nuclear power DCS control systems, petroleum and chemical refining automation, metallurgy and cement production lines, fine chemical and pharmaceutical batch production, water treatment and desalination projects, as well as Industry 4.0 intelligent factory distributed control platforms. It fully meets the stringent requirements of continuous, safe, and stable operation for large-scale process industrial systems and is an essential core component for upgrading and maintaining ABB DCS automation systems.
We provide strictly 100% original factory quality assurance for ABB LXN1604-6 3BHL000986P7000 with sufficient in-stock inventory for immediate shipment. We offer global logistics services via DHL, FedEx, UPS and TNT, supporting 1–3 working days domestic delivery and 3–7 working days worldwide door-to-door shipping. All products are packed with original ABB anti-static materials and shockproof cartons to prevent transit damage. We provide a 12-month official manufacturer warranty, 7×24-hour professional online technical support, and complete customs clearance documents including commercial invoices and certificates of origin, providing full-process reliable services for global industrial automation purchasers.