Mitsubishi FX61C BN624A551G51 PLC Circuit Board | Replacement, Equivalent & Selection Guide
The Mitsubishi FX61C BN624A551G51 is a dedicated PLC circuit board designed for Mitsubishi’s FX-series programmable logic controller systems. As a core control module, it delivers reliable signal processing, I/O management, and system communication in demanding industrial automation environments. Konmask.com supplies both original and verified-equivalent units to support your maintenance, retrofit, and new-build projects.
Technical Specifications
- Manufacturer: Mitsubishi Electric
- Part Number: FX61C / BN624A551G51
- Series: FX Series PLC
- Module Type: PLC Circuit Board / Control PCB
- Weight: 1,370 g
- Condition: New / Refurbished (specify on order)
- Origin: Japan
- Warranty: 12 months (Konmask standard)
Compatible Replacement & Equivalent Models
If the FX61C BN624A551G51 is unavailable or discontinued, the following models may serve as functional equivalents depending on your system configuration. Always verify electrical and mechanical compatibility before substitution:
- Mitsubishi FX-series replacement PCBs with matching I/O count and bus interface
- OEM-compatible third-party circuit boards rated for FX-series backplane
- Refurbished Mitsubishi BN624A-series boards (same generation)
Contact our engineers at [email protected] for a verified cross-reference before ordering a substitute.
Why Choose the Original Model
- Guaranteed compatibility with existing FX-series PLC racks and backplanes
- Factory-validated firmware — no re-programming or parameter migration required
- Minimized downtime risk — drop-in replacement with no mechanical modification
- Long-term support — Mitsubishi Electric provides extended spare-parts availability for FX-series
- Traceable quality — original boards carry full manufacturer traceability and certification
Typical Applications
- Factory automation and discrete manufacturing lines
- Machine tool control and CNC auxiliary systems
- Conveyor and material handling systems
- Packaging and labeling machinery
- HVAC and building automation controllers
- Spare-parts inventory for Mitsubishi FX-series PLC maintenance
System Compatibility
The FX61C BN624A551G51 circuit board is designed for integration within the Mitsubishi FX Series PLC platform. Confirm the following before installation:
- Backplane slot type and bus voltage match your existing FX-series base unit
- Firmware version compatibility with your CPU module
- I/O addressing scheme aligns with your existing ladder logic program
Selection Guide
Use the checklist below to confirm this is the correct module for your application:
- ✅ Your system uses a Mitsubishi FX-series PLC base unit
- ✅ The failed or target board carries part number FX61C or BN624A551G51
- ✅ Physical dimensions and connector type match your existing slot
- ✅ Operating voltage and I/O specifications are confirmed
- ✅ You require a direct replacement without system re-engineering
If any item is unchecked, contact [email protected] for a free selection consultation.
Quality Assurance & Sourcing
- Source: Authorized distributors and verified OEM channels
- Inspection: Each unit undergoes visual, functional, and electrical testing before dispatch
- Anti-counterfeit: Holographic labels and serial traceability on all original units
- Packaging: ESD-safe anti-static packaging with foam cushioning
- Certification: CE / RoHS compliant where applicable
How to Order
- Confirm part number: FX61C / BN624A551G51
- Specify quantity and required condition (New / Refurbished)
- Submit your inquiry via [email protected] or add to cart directly
- Receive order confirmation and lead-time estimate within 24 hours
- Worldwide shipping available — DHL, FedEx, UPS, and sea freight options
Replacement & Compatibility FAQ
Q: Can I use a third-party equivalent instead of the original FX61C BN624A551G51?
A: In some cases yes, but we strongly recommend verifying bus interface, I/O count, and firmware compatibility. Contact us for a free cross-reference check.
Q: Is this board compatible with all FX-series PLCs?
A: The FX61C is designed for specific FX-series base units. Please confirm your base unit model number before ordering.
Q: Do you offer refurbished units?
A: Yes. All refurbished units are fully tested and carry a 12-month warranty. Specify your preference at checkout or in your inquiry.
Q: What is the lead time?
A: In-stock units ship within 1–3 business days. Out-of-stock items typically have a 7–21 day lead time depending on sourcing.
Q: Can you help me identify the correct replacement if my board number is different?
A: Absolutely. Send us your existing board’s part number, photos, and system model — our engineers will provide a verified recommendation.
© 2026 Konmask.com. All rights reserved.
Original Source: https://Konmask.com
Contact: [email protected] | +0086 19859288691





