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| Place of Origin | JAPAN |
| Brand Name | FANUC |
| Certification | CE ROHS |
| Model Number | A20B-2004-0712 |
The FANUC A20B-2004-0712 is an industrial electronic spare part identified by its exact board number and intended for board-level service, repair, and replacement workflows in FANUC-related equipment environments.
Where full field specifications are not always listed in brief inventory references, the part number itself becomes the key purchasing and maintenance identifier.
In industrial automation, this is a familiar situation. Technical buyers often source a board because the installed unit in the machine matches the same FANUC number, not because the product can be safely substituted by a broader category label.
That is especially true in legacy equipment support, where exact-number continuity helps protect the original machine structure and reduces the risk of incorrect replacement.
The A20B-2004-0712 is therefore best understood as a precision-matched service part for FANUC system maintenance.
It is relevant to repair teams, spare-parts managers, and machine support operations that prefer correct part-number sourcing over uncertain adaptation.
For industrial users, that approach is usually the most efficient route to maintaining uptime and preserving system consistency.
| Item | Value |
|---|---|
| Brand | FANUC |
| Part Number | A20B-2004-0712 |
| Model Number | A20B20040712 |
| Product Category | Industrial Control Board |
| Board Type | PCB / Board-Level Spare Part |
| Application Field | CNC / Automation / Machine Electronics |
| Procurement Basis | Exact Part Number Matching |
| Typical Use | Repair, Replacement, Spare Inventory |
| Service Context | Installed Equipment Maintenance |
This part is commonly relevant for:
Board-level spare parts often play a larger role than their brief catalog descriptions suggest. Once a machine fault is traced to a specific electronic assembly, the repair process becomes much more dependent on part-number accuracy than on generic naming. In many production settings, the value of the replacement board lies in restoring the original control structure with as little deviation as possible.
In real maintenance work, exact fit within the installed equipment matters more than a broad product label.
The A20B-2004-0712 is best treated as a FANUC industrial control board or board-level service spare.
In many industrial spare-parts workflows, the precise part number is the most important identification element, especially when public descriptions are limited.
Technicians and procurement teams typically rely on the installed board number to determine whether the part is suitable for the target machine.
Because industrial maintenance is often based on the original hardware installed in the machine rather than on general market descriptions.
When a board is already identified inside the equipment, the exact part number becomes a reliable anchor for procurement.
This method helps reduce ambiguity and is widely used in CNC, automation, and legacy machine service work where compatibility must be preserved.
It can be important for both. In immediate repair, it may be needed to restore equipment after a board-level fault.
In inventory planning, it helps maintenance teams prepare for future failures in systems that still have productive value.
The buyer should confirm the exact number shown on the installed board, review any machine documentation or service labels, and verify that the failed assembly is indeed the correct target for replacement.
In industrial systems, apparent board faults can sometimes be linked to related issues in power distribution, connectors, environmental stress, or adjacent hardware.
Verification improves purchasing accuracy.
Legacy equipment often continues to operate reliably for many years, but maintenance becomes more dependent on exact spare parts over time.
A board like A20B-2004-0712 may be essential not because it is widely described in catalogs, but because it matches a real installed system that still generates production value.
Exact-number sourcing helps preserve control consistency and avoids unnecessary redesign of functioning equipment.
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