ABB LXN1604-6 with part code 3BHL000986P7000 is an original factory all-in-one DIN rail industrial power supply exclusive to ABB Ability™ System 800xA DCS. This genuine ABB hardware integrates a high-efficiency 500W 24V DC AC-DC power unit and dedicated 4-port galvanically isolated CEX-bus Controller Exchange Gigabit Ethernet switch into one slim compact housing. It acts as unified stabilized power backbone and deterministic redundant communication hub for AC800M redundant controllers, S800 I/O racks, safety relays, field transmitters and ABB variable frequency drives. All units we supply are 100% brand new factory-sealed original stock, complete with full pre-shipment aging & communication function testing, supported by a standard 12-month global quality warranty starting from delivery date, with fast same-day packaging and door-to-door worldwide industrial freight for power, petrochemical, pharmaceutical, metallurgy and water treatment DCS cabinet manufacturing, safety system renovation and emergency spare part replacement projects.

Full Official Technical Specifications of Original ABB Power Supply

1. Core Original Power Electrical Parameters

Adopts LLC resonant soft-switch high-efficiency circuit, universal dual input fits all global industrial grid standards without extra voltage transformers:

• Input Range: Universal AC 85–264VAC (47–63Hz); backup DC input 90–350VDC for seamless UPS/generator power switchover
• Rated DC Output: Stabilized 24.7VDC, 20A continuous current, total 500W full rated power capacity
• Conversion Efficiency: ≥90% across 20%–100% load, ultra-low heat loss to avoid thermal drift in sealed poorly ventilated compact DCS cabinets
• Output Ripple Noise: ≤100mV peak-to-peak, protects precision sensors, analytical instruments and vision equipment powered by the 24V DC bus
• Reinforced Isolation: 3kV AC insulation barrier between power input loop and CEX-bus signal circuits, suppresses high-frequency harmonic interference from inverters and servo motors
• Industrial MTBF: Over 50,000 hours under 24/7 full-load unattended industrial continuous operation
• Parallel Function: Supports N+1 redundant power parallel connection to eliminate single-point power failure for SIL2 safety critical control loops

2. Built-In Original 4-Port CEX-bus Deterministic Gigabit Switch for System 800xA

The proprietary CEX-bus switching chip is factory pre-calibrated for redundant controller data mirror exchange, unique to ABB 800xA DCS architecture:

• Port Layout: 4×10/100/1000Mbps auto-sensing RJ45 Gigabit ports, each with independent 2.5kV galvanic isolation and EMC lightning surge suppression
• Switch Fabric: Non-blocking total capacity 12Gbps, packet forwarding rate 8.9Mpps, supports 9.6KB jumbo frames for process curves, safety audit logs and batch production record storage
• Deterministic CEX-bus Performance: Hardware fixed-cycle scheduling delivers sub-millisecond ultra-low jitter cyclic data synchronization between primary/backup AC800M redundant controllers, zero packet loss or timestamp offset
• Redundancy Protocol: Native RSTP rapid spanning tree, network fault recovery within 20ms to prevent safety interlock emergency shutdown caused by communication cable breakage
• Supported Industrial Protocols: Native CEX-bus, Modbus TCP, PROFINET RT, MMS DCS control protocol; embedded IEEE 1588 PTP transparent clock for unified high-precision data timestamps to meet GMP and IEC61511 safety traceability requirements
• Real-Time Diagnostics: SNMP hardware monitoring uploads power load rate, port packet loss, CEX-bus cycle deviation and timestamped fault logs to central 800xA HMI for quick maintenance troubleshooting

3. Multi-Layer Hardware Safety Protection (Original Factory Complete Circuit)

Full microsecond-level hardware protection suite safeguards the power supply and all downstream expensive DCS hardware against on-site electrical faults, intact on genuine original modules only:

1. Over Voltage Protection (OVP): Instantly cuts 24V DC output to shield controller mainboards and Ethernet transceivers during grid surge voltage impact
2. Overload & Over Current Protection (OCP): Tolerates 120% long-term rated load to withstand instantaneous startup surge of safety valves and servo drives; automatic current limiting without permanent module burnout
3. Auto-Recovery Short Circuit Protection (SCP): Rapidly suppresses huge short-circuit current triggered by wiring misconnection or cable aging; power and CEX-bus communication resume automatically after fault clearance, no full cabinet power cycle required
4. Over Temperature Thermal Lockout: Real-time internal temperature monitoring prevents PCB carbonization in densely arranged DIN rail compact cabinets
5. Multi-Stage EMC Surge Filter: Absorbs lightning pulse and grid interference for remote oilfield, mining and pumping station sites with unstable power infrastructure

4. DIN Rail Mechanical & Environmental Adaptation Specs (Original Standard Size)

• Mounting Standard: TS35 standard snap-on DIN rail installation, hot-swap compatible; single module replacement will not shut down the entire cabinet control system
• Dimensions: 194mm depth × 113.6mm height, slim narrow body saves over 40% DIN rail horizontal space compared with split separate power + independent switch schemes
• Net Weight: ~0.5kg, lightweight design avoids DIN rail deformation under dense module arrangement inside small control cabinets
• PCB Surface Treatment: Full industrial three-proof conformal coating, passes IEC 60068 anti-vibration & shock testing, resists dust, moisture, oil mist and weak corrosive gas in chemical, pharmaceutical and metallurgical workshops
• Continuous Operating Temperature: -25℃ ~ +70℃ stable power & communication operation; storage temperature: -40℃ ~ +85℃ for long-term spare part warehouse cross-region storage
• Protection Grade: IP20 indoor cabinet deployment; Global Certifications: CE, UL 5085, RoHS, SIL2 functional safety qualification for safety interlock control loops

Core Advantages of Original ABB LXN1604-6 with 12 Months Warranty

1. 100% Original Factory Genuine Hardware with Complete 12-Month Full Warranty All supplied LXN1604-6 3BHL000986P7000 units are unmodified brand-new original ABB products with intact factory packaging, full internal power conversion and CEX-bus communication circuits, no simplified inferior components used in counterfeit/refurbished alternatives. We provide a 12-month comprehensive quality warranty valid from delivery dateABB Group: during the warranty period, any hardware failure caused by factory manufacturing defects supports free inspection, repair or direct replacement, eliminating long-term equipment maintenance risk for continuous production lines. Refurbished or imitation modules only offer short partial warranty with incomplete protection circuits, prone to overheating, CEX-bus synchronization failure and frequent protection trips under full load, threatening personnel and equipment safety.
2. All-In-One Compact Integrated Design Reduces Cabinet Space & Hidden Fault Risks Traditional DCS cabinet schemes require separate DIN rail power supply and independent managed CEX-bus switch, occupying double rail length and multiplying wiring terminals prone to loose contact faults triggering power loss or communication dropout. This original single DIN rail unit merges 500W stabilized 24V power conversion and 4-port dedicated CEX-bus redundant switching, simplifying cabinet wiring layout, cutting on-site assembly labor hours, and reducing spare part inventory categories for maintenance teams managing multiple System 800xA DCS sets. Parallel N+1 module cascading supports full redundant power backbone construction for large multi-cabinet safety control networks to remove single power module outage hidden danger.
3. Factory Pre-Calibrated Zero-Risk Compatibility with Full ABB 800xA Automation Ecosystem This original power module is pre-tuned to perfectly match AC800M PM864/PM866 redundant controllers, slim S800 I/O racks and ABB ACS drive series. Engineers complete one-click power parameter and redundant CEX-bus ring topology configuration via Control Builder M engineering software without secondary program debugging, drastically shortening DCS project on-site commissioning and fault replacement recovery time. Hardware-accelerated CEX-bus forwarding eliminates random jitter existing on commercial general switches, guaranteeing consistent real-time refresh of safety interlock and process control signals mandatory for pharmaceutical GMP, chemical reactor and power plant safety systems.
4. Abundant Continuous Spot Inventory + Global Fast Delivery Support We maintain long-term large spot stock of original LXN1604-6 modules, arrange shipment within the same working day after order confirmation, cooperate with professional industrial freight carriers to deliver rapidly to Europe, Southeast Asia, the Middle East, North America and all major global industrial regions. Our professional automation technical team provides free remote after-sales guidance covering DIN rail cabinet layout design, DCS load power calculation, 4-port CEX-bus wiring planning, power supply & communication fault diagnosis and warranty service processing throughout the full 12-month warranty cycle.

Typical Industrial Application Scenarios for Original In-Stock Power Supply

As the standardized original integrated power and CEX-bus communication core of ABB Ability System 800xA DCS, the 12-month warranty ABB LXN1604-6 3BHL000986P7000 industrial power supply is widely deployed across all continuous process automation sectors:

• Thermal power plant boiler & turbine redundant compact DCS control cabinets
• Petrochemical refinery reactor and distillation unit skid-mounted safety control racks
• Pharmaceutical bioreactor and sterile filling GMP-compliant mini DCS panels
• Municipal large water treatment plant pump/fan single-unit automation control boxes
• Metallurgical small auxiliary drive local control panels
• Offshore oil & gas wellhead compact monitoring DCS frames

Whether for new small cabinet manufacturing, energy-saving renovation of old discrete power/switch layouts, or emergency replacement of faulty combined power modules causing full DCS CEX-bus communication interruption, original in-stock ABB LXN1604-6 industrial power supply with 12-month warranty delivers stable, high-efficiency 24V DC power and deterministic redundant CEX-bus real-time communication support for ABB System 800xA industrial automation control networks.