Genuine Mitsubishi FX3U-485-BD RS-485 Communication Board | FX3U Series – Verified Source
The Mitsubishi FX3U-485-BD is an RS-485 serial communication expansion board designed exclusively for the FX3U series PLC. It enables reliable multi-drop network communication, supporting protocols such as Modbus RTU, inverter communication, and dedicated Mitsubishi serial links. Sourced and verified by Konmask.com — your trusted industrial automation partner.
Technical Specifications
| Model | FX3U-485-BD |
| Manufacturer | Mitsubishi Electric |
| Series | MELSEC FX3U |
| Interface Type | RS-485 (2-wire / 4-wire) |
| Communication Protocol | Modbus RTU, Inverter Communication, N:N Network, Non-protocol |
| Baud Rate | 300 bps – 115,200 bps |
| Max. Network Nodes | Up to 16 stations (N:N Network) |
| Connector | Terminal block (screw type) |
| Power Supply | Supplied from FX3U main unit (5 VDC) |
| Operating Temperature | 0°C to 55°C |
| Weight | Approx. 20 g |
| Compatible PLC | FX3U, FX3UC (with adapter) |
Our 4-Step Quality Verification Process
- Step 1 – Source Authentication: All units are procured directly from authorized Mitsubishi Electric distributors or verified surplus channels with full traceability documentation.
- Step 2 – Physical Inspection: Each board undergoes visual inspection for label integrity, PCB markings, connector condition, and absence of counterfeit indicators.
- Step 3 – Functional Testing: Units are bench-tested for RS-485 communication handshake, baud rate response, and power draw within specification.
- Step 4 – Packaging & Documentation: Shipped in anti-static packaging with inspection report. Original Mitsubishi documentation included where available.
Key Features & Benefits
- Plug-in expansion board — no external power supply required
- Supports both 2-wire and 4-wire RS-485 configurations
- Compatible with Modbus RTU for seamless third-party device integration
- Enables inverter speed control via dedicated communication protocol
- N:N network capability for multi-PLC data sharing without a master controller
- Compact form factor — mounts directly onto FX3U main unit
- Termination resistor switch built-in for noise-free long-distance wiring
Typical Applications
- Factory automation with multi-axis inverter control
- Building management systems (BMS) using Modbus RTU
- Distributed PLC networks in production lines
- HVAC and energy monitoring systems
- Conveyor and material handling equipment
- Water treatment and pump control panels
Compatible System Components
- Host PLC: Mitsubishi FX3U-16M / 32M / 48M / 64M / 80M / 128M series
- Inverters: Mitsubishi FR-A700, FR-E700, FR-D700 series (via RS-485)
- HMI: GOT2000 series with RS-485 port
- Other Expansion Boards: FX3U-232-BD, FX3U-USB-BD (only one BD board per main unit)
- Programming Software: GX Works2, GX Developer
Global Sourcing & Shipping Capabilities
- Stock Location: China (Fujian) — ships worldwide
- Lead Time: In-stock items ship within 1–3 business days
- Carriers: DHL Express, FedEx, UPS, EMS, SF International
- Export Compliance: HS Code 8537.10 — standard industrial control equipment
- Customs Support: Commercial invoice, packing list, and COO provided upon request
- Minimum Order: 1 unit; volume pricing available for 5+ units
Certifications & Compliance Statement
- CE Marked (as part of FX3U system)
- RoHS Compliant
- UL Listed (FX3U main unit system)
- All units sold by Konmask.com are genuine OEM parts — no rebranded or third-party substitutes
- Traceability records available upon request for quality-critical procurement
How to Order
- Click Add to Cart or Buy Now on this page.
- For bulk orders (5+ units), contact us at support@konmask.com for a custom quote.
- Provide your shipping address and preferred carrier at checkout.
- You will receive an order confirmation and tracking number within 24 hours of shipment.
- For urgent requirements, call/WhatsApp: +0086 19859288691
Authenticity & Trust FAQ
Q: Are these genuine Mitsubishi parts?
A: Yes. All FX3U-485-BD units are sourced from verified supply chains. We do not sell clones or compatible substitutes unless explicitly stated.
Q: Can you provide a certificate of authenticity?
A: We provide inspection reports and sourcing documentation. For OEM certificates, availability depends on the specific batch — contact us before ordering.
Q: What if the unit is defective on arrival?
A: We offer a 30-day DOA (Dead on Arrival) replacement policy. Contact support within 30 days with photos and we will arrange a replacement or refund.
Q: Do you accept returns?
A: Yes, unused items in original packaging may be returned within 14 days. Custom orders and bulk shipments are non-returnable.
Q: Can you source other FX3U expansion modules?
A: Yes. We stock a wide range of FX3U expansion boards and modules. Contact us with your part number for availability and pricing.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
