FANUC A98L-0001-0518#T 33-Key Membrane Keypad for CNC Control Systems

FANUC A98L-0001-0518#T CNC Membrane Keypad | 33-Key HMI Overlay for FANUC Series 0 and 15

Product Name

FANUC A98L-0001-0518#T Membrane Keypad – 33-Key Overlay

Part Number

A98L-0001-0518#T

Brand

FANUC

Product Category

CNC Membrane Keypads and HMI Overlays

Condition

New OEM Part

Availability

In Stock. Ships worldwide.

What is the FANUC A98L-0001-0518#T Membrane Keypad

A98L-0001-0518#T is a 33-key membrane keypad overlay used on FANUC Series 0 and Series 15 CNC control panels to enable operator input and machine command navigation.

This membrane keypad forms part of the human machine interface of the CNC control system, allowing operators to interact with the machine through physical keys for program entry, menu navigation, and manual control commands.

The keypad is commonly installed on 9-inch MDI control panels positioned on the left side of the CRT monitor used in legacy FANUC CNC machines.

Membrane overlays protect internal switch circuitry from contaminants such as oil, dust, and coolant while ensuring reliable key response in industrial machining environments.

Replacing worn overlays helps restore clear labeling, accurate key input, and consistent operator interaction with the CNC control panel.

Technical Specifications

Key Functional Features

33-Key CNC Operator Interface

The keypad contains 33 tactile keys used for manual command input, menu navigation, and operational control on FANUC CNC systems.

Compatibility with Legacy FANUC Controllers

This overlay is designed for FANUC Series 0 and Series 15 control systems, commonly installed on older CNC machining centers and lathes.

Industrial Membrane Construction

The keypad uses durable membrane material engineered to resist oils, dust, and abrasion in manufacturing environments.

Accurate Key Alignment

Each key position matches the original FANUC control panel layout to ensure proper alignment with internal switch contacts.

Quick Replacement Installation

The overlay installs using adhesive backing or a panel frame design, allowing fast replacement without soldering or electrical modifications.

How CNC Membrane Keypads Work

Membrane keypads allow operators to communicate with the CNC controller through physical input commands.

During operation:

1. The operator presses a key on the membrane overlay.

2. The membrane activates the switch contact beneath the keypad.

3. The control panel electronics register the signal.

4. The CNC controller executes the corresponding command.

This design protects the internal circuitry while maintaining reliable operator control.

Typical Applications

CNC Machining Centers

Operators use the keypad to control machining operations, enter commands, and navigate CNC menus.

CNC Turning Machines

Membrane keypads enable manual input for programming and machine setup on CNC lathes.

Legacy CNC System Maintenance

Replacement overlays maintain usability and operator interface reliability on older FANUC machines.

CNC Panel Refurbishment

Maintenance teams install new keypads to restore readability and control response on aging control panels.

Compatibility

The A98L-0001-0518#T keypad is designed for use with FANUC Series 0 and Series 15 CNC control panels, including:

• FANUC 0A

• FANUC 0B

• FANUC 0C

• FANUC 0M-A

• FANUC 0M-B

• FANUC 0M-C

Compatibility should be confirmed using the machine control panel documentation or original keypad part number.

Related Components

This keypad is often used together with FANUC A98L-0001-0519, a 7-key membrane overlay installed beneath the CRT monitor on compatible FANUC control panels.

Frequently Asked Questions

Is the A98L-0001-0518#T compatible with FANUC 16i or 18i systems

No. This keypad is specifically designed for FANUC Series 0 and Series 15 CNC control panels.

Does this product include keypad electronics

No. The product includes the membrane overlay only and does not include internal switch assemblies or panel electronics.

How is the keypad installed

The old overlay is removed, the control panel surface is cleaned, and the new membrane keypad is applied using adhesive backing or a frame mounting design.

Why should a worn keypad be replaced

Replacing worn overlays restores accurate input, improves control panel readability, and protects internal circuitry from contamination.

Industrial Use Benefits

Replacing worn CNC membrane keypads offers several operational advantages:

• improved operator input accuracy

• restored key labeling and visibility

• protection of control panel electronics

• extended lifespan of CNC control interfaces

These benefits help maintain consistent performance in industrial machining environments.