HITACHI LPA245A – DCS Main Control Motherboard | EH-150 / EH-300 Series Platform
Engineering Background
The HITACHI LPA245A is a core motherboard module designed for HITACHI’s EH-150 and EH-300 Distributed Control System (DCS) platforms — widely deployed in power generation, petrochemical processing, and heavy industrial automation environments across Asia-Pacific and global markets. As the central processing and I/O coordination board, the LPA245A governs real-time data acquisition, inter-module communication, and system-level diagnostics within the EH-series rack architecture.
Product Positioning
Konmask.com supplies the HITACHI LPA245A as a verified replacement and spare-parts solution for maintenance engineers and procurement teams managing legacy EH-150/EH-300 DCS installations. Each unit is sourced through qualified industrial channels, inspected for physical integrity, and cross-referenced against OEM part documentation before dispatch.
Complete Technical Specifications
| Part Number | LPA245A |
| Manufacturer | HITACHI Industrial Equipment Systems |
| Module Type | DCS Main Control Motherboard |
| Compatible Platform | HITACHI EH-150 / EH-300 DCS Series |
| Form Factor | Rack-mount PCB module |
| Weight | 3,230 g (approx.) |
| Condition | Used / Refurbished (tested) |
| Origin | Japan |
| Shipping | Worldwide — ESD-safe anti-static packaging |
| Warranty | 90-day functional warranty |
Note: Full electrical specifications (voltage rails, bus speed, I/O channel count) are available upon request. Contact [email protected] with your system configuration details.
Proven Application Environments
- Power plant distributed control and SCADA integration (EH-300 backbone systems)
- Petrochemical plant process automation and safety interlock systems
- Steel mill and heavy manufacturing PLC/DCS hybrid architectures
- Water treatment and municipal infrastructure control networks
- Pulp & paper and cement plant continuous process control
Engineering Advantages
- Drop-in Replacement: Direct OEM-compatible fit for EH-150/EH-300 rack slots — no firmware re-flashing required in most configurations
- Proven Reliability: HITACHI EH-series DCS platforms are known for 15+ year operational lifespans in harsh industrial environments
- Reduced Downtime: In-stock availability enables same-week dispatch, minimizing unplanned production stoppages
- Tested Before Shipment: Each board undergoes visual inspection and basic functional verification prior to packaging
- ESD-Safe Handling: Shipped in anti-static bags with foam cushioning to prevent transit damage to sensitive PCB components
System Architecture & Signal Flow
Within the EH-150/EH-300 DCS architecture, the LPA245A motherboard serves as the central backplane interface, coordinating signal routing between I/O expansion modules, the CPU processing unit, and the communication bus. It manages:
- Backplane power distribution and bus arbitration
- Inter-module data handshaking and interrupt management
- Diagnostic signal aggregation for system health monitoring
- Physical connector interface for field I/O termination modules
Engineers integrating this board should verify rack slot compatibility and bus revision level with their existing EH-series system documentation before installation.
Sourcing & Quality Verification
Konmask.com operates as a specialist supplier of industrial automation components with a focus on HITACHI, Yokogawa, ABB, Siemens, and Honeywell DCS/PLC hardware. Our sourcing process includes:
- Multi-tier supplier qualification and traceability documentation
- Physical inspection: PCB condition, connector integrity, component presence check
- Cross-reference against OEM part number databases
- Photographic documentation available upon request for pre-purchase verification
Procurement Process
- Inquiry: Submit your part number and quantity requirement to [email protected] or via the product page
- Quotation: Receive a formal quotation with lead time, shipping options, and payment terms within 24 hours
- Order Confirmation: Purchase order or online checkout accepted; proforma invoice available for corporate procurement
- Inspection Report: Pre-shipment inspection photos and condition report provided on request
- Dispatch: ESD-safe packaging, DHL / FedEx / SF Express with full tracking; export documentation included
- After-Sales: 90-day warranty; technical support available via email for installation guidance
Technical FAQ
Q: Is the LPA245A compatible with both EH-150 and EH-300 systems?
A: The LPA245A is designed for the EH-series platform. Compatibility depends on your specific rack revision and firmware version. Please share your system model number for confirmation before ordering.
Q: What is the condition of the unit?
A: Units are sourced as used/refurbished industrial surplus. Each board is visually inspected and functionally verified. Condition photos are available upon request.
Q: Do you provide a warranty?
A: Yes — a 90-day functional warranty is included. If the board fails under normal operating conditions within 90 days, we will replace or refund at our discretion.
Q: Can you provide export documentation for customs clearance?
A: Yes. We provide commercial invoice, packing list, and HS code documentation. Country of origin certificates are available for applicable shipments.
Q: What is the lead time?
A: In-stock units ship within 1–3 business days. International delivery typically takes 3–7 business days via express courier.
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