Product Overview
The A02B-0303-C074 is a 10.4-inch Color LCD Unit manufactured by FANUC—originally supplied during the GE Fanuc Automation joint-venture era, which is why it is widely catalogued in the market as a “GE Fanuc” operator interface. It is important to be precise about identity: despite the GE Fanuc heritage, this is a genuine FANUC part number, not a General Electric PLC or DCS module. The unit is configured as a B1 panel without an integrated touchscreen, and it is specified for use with FANUC 30i-series CNC controls (the broader 30i/31i/32i family), where it serves as the visual half of the machine-tool operator station .
In a CNC control cabinet, the A02B-0303-C074 is the dedicated display that presents CNC status information, part programs, alarm messages, system parameters, and machine-operation screens to the operator. It receives video and power through dedicated interface cabling from the CNC main board and is normally installed as one element of a complete operator station—paired with a separate MDI keypad, soft-key panel, or handheld for data entry. Because it is a non-touch unit, input is handled by physical keys and external pointing devices, which eliminates accidental touches in the busy, gloved-hand environment of a shop floor .
The value of the A02B-0303-C074 lies in its role as a direct, like-for-like replacement for a failed or damaged LCD operator-interface unit in a legacy FANUC 30i control. Its vibrant color display sharply renders tool paths, coordinate data, program text, and alarm conditions, while the B1 non-touch configuration prioritizes durability and resistance to wear over time. For machine builders and maintenance teams committed to keeping mature 30i/31i/32i controls in service, selecting the exact A02B-0303-C074 part number—rather than a generic display of the same size—preserves rear-connector alignment, mounting points, and the original operator-station layout without rewiring or cabinet modification.
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | A02B-0303-C074 |
| Manufacturer | FANUC (historically GE Fanuc Automation) |
| Product Type | 10.4-Inch Color LCD Unit / Operator Interface Display |
| Panel Configuration | B1 panel |
| Touch Function | Not included (non-touch) |
| Display Size | 10.4 inches diagonal |
| Display Technology | Color LCD (TFT class) |
| Control Family | FANUC 30i / 31i / 32i series CNC |
| Typical Use | CNC machining-center / turning / milling operator station |
| Mounting | Panel mount (machine operator station) |
| Rear Connectors | Dedicated display interface (match original unit) |
| Power Source | Supplied via CNC main board / display interface |
| Weight | Approx. 3.10 lbs (1.4 kg) |
| Product Status | Legacy / spare-part market (discontinued new) |
Main Features and Advantages
Genuine FANUC 30i-series compatibility: The A02B-0303-C074 is identified specifically as the B1 display unit for FANUC 30i/31i/32i CNC controls . This ensures correct video signaling, connector pinout, and cabinet fit—critical details that generic aftermarket displays cannot reliably match.
Clear, vibrant 10.4-inch color display: The color LCD renders program listings, tool-path graphics, coordinate values, parameter tables, and alarm messages with sharp text and strong contrast. This makes status interpretation faster and reduces the risk of operator error during setup, tool change, and production runs.
B1 non-touch configuration: Because the omits an integrated touch panel, it relies on physical keys and external input devices for control. This avoids accidental touch inputs in high-activity industrial settings and improves long-term durability, as there is no touch overlay to degrade or fail .
Purpose-built for CNC operator stations: The unit presents the standard FANUC CNC information set—status, programs, alarms, and parameters—in a layout operators already know. There is no application-layer reconfiguration required; the display behaves identically to the original unit it replaces.
Direct like-for-like replacement: The mounts in the existing operator-station cut-out and connects through the original rear interface. Selection by exact part number preserves connector alignment and mounting geometry, allowing a failed display to be swapped without altering cabinet wiring or machine-builder configuration .
Rugged shop-floor construction: Designed for metalworking environments, the display tolerates the vibration, coolant mist, and temperature variations typical of machine-tool enclosures. The non-touch B1 design further contributes to reliability by removing a common wear mechanism.
Legacy-control life-extension: For facilities running mature 30i controls, the makes it economically feasible to repair rather than replace an entire CNC, deferring a costly control upgrade while keeping the machine productive.
Application Field
The is deployed in CNC machining environments where a FANUC 30i/31i/32i control must present information to the machine operator through a dedicated color display. Its primary application is the machining-center and turning-center operator station, where it shows real-time CNC status, active part programs, alarm text, parameter values, and machine-operation screens. Operators rely on this visual feedback to monitor program execution, verify coordinates, respond to alarms, and confirm that the machine is in the correct operating mode.
In CNC milling, drilling, and boring machines, the supports setup and production by displaying tool-offset and work-coordinate data clearly enough for precise adjustment. On CNC lathes and turning centers, it presents spindle, feed, and turret-status information in the standard FANUC format operators expect. Multi-axis machining centers benefit from the display’s ability to render complex tool paths and alarm conditions without ambiguity.
The is equally relevant in maintenance and refurbishment contexts. When an original display fails—through backlight degradation, screen damage, or connector wear—it is specified as a direct replacement to restore the operator interface without replacing the entire control. Machine builders and retrofit shops also stock it for cabinet refurbishment and legacy-control service programs. Because the unit is a B1 non-touch panel, it is particularly well suited to installations where a separate MDI keypad or physical soft-key panel handles data entry, preserving the original human-machine interface ergonomics of the machine.
