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The Mitsubishi HR742 is the internal CNC memory board used in the EZMotion-NC E68 FCU6-MU072 control unit. The board shown is marked BN638B451G52 on the reverse and has a CBUS connector, a battery holder, and a BAT connector.
Product Specifications
| Brand | Mitsubishi Electric |
|---|---|
| Model | HR742 |
| PCB Marking | BN638B451G52 |
| Product Type | Internal CNC memory board |
| Documented Control Unit | FCU6-MU072 (EZMotion-NC E68) |
| Documented Backup Battery | Q6-BAT, 3 V lithium battery |
| Origin Marking | Made in Japan |
Fitment and Machine Data
Send us your CNC control unit nameplate and clear photos of both sides of the original board. We can compare the PCB marking and connector layout before you order. Back up your machine's CNC parameters, machining programs, and tool data before replacing the memory board.
Battery Configuration
The photos show a battery fitted in the holder. Please confirm battery inclusion when ordering, as shipping options depend on the destination and carrier.
Testing, Shipping, and Warranty
We provide a test video before dispatch and free technical support. Each board is packed in protective anti-static packaging.
Confirmed in-stock orders typically ship within 1–2 business days. We ship worldwide via DHL, UPS, or FedEx and provide an estimated delivery time with your quote.
New and refurbished units carry a 12-month warranty. Used units carry a 3-month warranty.
Browse more Mitsubishi CNC PCBs.
Entrega rápida a nivel mundial
- Envíos globales por DHL, UPS y FedEx.
- Envío acelerado disponible
- Embalado en cajas de cartón reforzadas y seguras para máxima protección durante el transporte.
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