Fanuc Stand Alone type MDI unit for 16i/ 18i/ 21i A02B-0166-C210#S

FANUC A02B-0166-C210#S — Description

This is a stand-alone Manual Data Input (MDI) unit used on FANUC CNC machine controls as an operator input device. It does not include a display — it’s purely a keypad/interface for entering data and commands.

📌 Main Details

• Part Number: A02B-0166-C210#S

• Manufacturer: FANUC

• Product Type: Separate-type MDI (Manual Data Input) unit

• Display: None (input only)

• Function:

  • Provides an operator keypad

  • Used to enter program numbers, parameters, manual commands, etc., into the CNC control

• Series: A02B-0166 family (MDI and interface components for FANUC CNC operator panels)

🔤 What the “#S” Suffix Means

In FANUC part numbering conventions:

• #S usually denotes a specific standard key layout (regional or standard legend on the keys).

• This is different from other suffixes such as:

  • #TR — English keyboard legend

  • #TS — Symbol key layout

  • #R — Regional or revision variant