Fanuc Cable for FA full-keyboard for 16i/ 18i/ 21i A02B-0281-K802

A02B-0281-K802 is a spare part used in FANUC CNC control systems.

Main Information

• Part Number: A02B-0281-K802

• Type: CNC backup / memory interface unit or cable kit

• Used With: FANUC 16i / 18i / 21i series controls

• Purpose:

  • Connects the memory backup device to the CNC controller

  • Used for saving and restoring CNC data

What it is used for

Technicians use this part when they need to backup or restore:

• CNC parameters

• PMC ladder

• offsets

• NC programs

• system configuration

This is especially important before:

• Battery replacement

• Main board replacement

• Control upgrade or repair

Typical Service Situation

Example in maintenance:

1. Connect A02B-0281-K802 to the controller.

2. Attach a backup unit or memory device.

3. Save all machine data to prevent data loss.

Simple explanation

👉 A02B-0281-K802 = FANUC CNC backup interface / cable used for saving machine data.

If you want, I can also show you the difference between:

• A02B-0281-K801

• A02B-0281-K802

• A87L-0001-0173 memory boards (#32MBA / #48MBA / #64MB / #96MB)

These parts usually work together in the same FANUC control system, and understanding them helps a lot when troubleshooting CNC memory problems. 🔧