1. Product Basic Info

• Model: LXN1604-6
• Part Number: 3BHL000986P7000
• Brand: Original ABB Genuine Unit
• Positioning: Integrated high-availability Gigabit Ethernet switch + built-in industrial power supply, dedicated backbone communication hardware for ABB Ability™ System 800xA DCS process control network, matched with AC 800M series controllers and S800 I/O stations

2. Core High-Availability Network Performance (800xA Control Network Core)

2.1 Redundancy & Fault-Tolerant Mechanism

1. Full support RSTP rapid spanning tree protocol, network recovery time＜20ms, zero process control data interruption when cable/port fault occurs
2. Dual redundant power input design + redundant CEX-bus backplane link, realize full network redundancy architecture for high-reliability process industries
3. Hot-swap support: Replace the module without shutting down the entire DCS cabinet, no production downtime during maintenance
4. Link aggregation LACP, multi-port backup for critical controller communication links, avoid single-point network failure

2.2 Industrial Ethernet Hardware Specs

• Port configuration: 6× galvanically isolated 10/100/1000Mbps RJ45 Gigabit Ethernet ports
• Switching capacity: 12Gbps backplane bandwidth, forwarding rate up to 8.9Mpps
• MAC address table: 4K storage, support jumbo frame 9.6KB for large process data transmission
• Native industrial protocols compatible with System 800xA: Modbus TCP, PROFINET RT/IRT, EtherNet/IP, MMS control network protocol
• Built-in SNMP remote monitoring, synchronized fault log upload to 800xA HMI for one-click network troubleshooting

2.3 Deterministic Real-Time Communication

Hardware-level traffic scheduling for CEX-bus cyclic real-time data, sub-millisecond transmission latency, ultra-low jitter. Guarantee synchronous refresh of controller interlock signals, drive feedback data and analog measurement values, meeting closed-loop precise process control requirements for petrochemical, power and metallurgy industries.

3. Integrated Industrial Power Module (Built-In for Network Stable Operation)

Universal wide-range power input: 85–264VAC / 90–350VDC Rated output: 24.7VDC 20A 500W stabilized DC power, supply power for switch circuit, controller communication cards and field transceivers Triple comprehensive protection to safeguard control network:

• OVP Over Voltage Protection: Cut output to avoid burning Ethernet transceiver chips
• OCP Over Current Protection: Suppress surge current from field short-circuit wiring
• SCP Auto-recovery Short Circuit Protection: Automatically resume operation after fault removal Extra protection: Thermal shutdown, 3kV AC reinforced isolation, EMC anti-harmonic filtering, adapt high-interference cabinet environment of frequency converters and motors

4. Environmental & Mechanical Parameters

• Mounting: Standard TS35 DIN rail quick installation inside DCS control cabinet
• Operating temperature: -40℃ ~ +70℃ non-condensing, adapt high-temperature workshop cabinet
• Storage temperature: -40℃ ~ +85℃
• Shock & vibration compliance: IEC 60068 industrial standard, conformal coated PCB for humid, dusty factory
• Protection class: IP20 indoor cabinet use
• Certifications: CE, UL 5085, RoHS, SIL2 capable for safety-related process control network

5. Matching System 800xA Process Control Network Application

1. DCS backbone network switch for AC800M redundant controller communication
2. Connect remote S800 I/O stations, ABB ACS series frequency converters, online analyzers and valve positioners via industrial Ethernet
3. Redundant network architecture construction for power plant, oil & gas refinery, chemical reactor control system
4. Multi-drive synchronous control network for metallurgical rolling mills, mining conveyor lines
5. Water treatment, pharmaceutical batch production high-availability control network

6. Commercial Advantages for Global Automation Trade

1. 100% Original ABB factory sealed stock, complete 12-month global quality warranty
2. Integrated switch + power supply all-in-one design, save cabinet wiring space and reduce spare parts types
3. Pre-adapted to Control Builder M engineering software, one-click network parameter configuration
4. Spot inventory support fast worldwide delivery for DCS cabinet new assembly, network upgrading and emergency replacement

Short B2B Listing Title (Alibaba/Industrial Platform)

ABB LXN1604-6 3BHL000986P7000 Original High Availability Gigabit Ethernet Switch with Integrated Power Module, RSTP Redundant Network for ABB System 800xA Process Control DCS Network

Full English Marketing Description

Original ABB LXN1604-6 3BHL000986P7000 is a high-availability industrial Gigabit Ethernet switch integrated with high-efficiency power supply, specially developed for ABB Ability™ System 800xA distributed process control network. Equipped with six isolated Gigabit RJ45 ports and full RSTP redundancy function, it realizes rapid network fault recovery within 20ms, effectively eliminating single-point failure risks of critical DCS control links. Supporting mainstream industrial Ethernet protocols including Modbus TCP and PROFINET, it serves as core communication hub to connect AC800M controllers, S800 remote I/O and ABB variable frequency drives. The built-in 500W industrial power module provides stable 24VDC power for the whole communication loop, equipped with complete overvoltage, overcurrent and auto-recovery short-circuit protection to avoid network device burnout caused by grid fluctuation and field wiring faults. Hot-swap and wide temperature rugged design ensure uninterrupted operation in harsh petrochemical, power, metallurgy and water treatment workshops. We supply brand new genuine ABB modules with 12-month warranty and global fast shipment, widely adopted in new DCS cabinet construction and old process control network transformation projects requiring high reliability.