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| Place of Origin | JAPAN |
| Brand Name | FANUC |
| Certification | CE ROHS |
| Model Number | A20B-8101-0200 |
The A20B-8101-0200 is a drive board in the A20B-8101 family. Listings describe it as PC BOARD / DRIVE BOARD / PCB - BETA I SERVO AMPLIFIER BSVM1, and other parts channels also place it in the Beta iSV control board and servo add-on module category.
That gives the board a clear role in the servo-amplifier section of compatible FANUC hardware rather than in the main-board, display, or communication-board section.
In repair work, a board in this position is matched by exact installed function because the amplifier section depends on the original drive-board structure already used in the machine. Keeping the same model helps preserve the existing servo-amplifier layout and the same board-family continuity inside the control hardware.
| Parameter | Value |
|---|---|
| Part Number | A20B-8101-0200 |
| Manufacturer | FANUC |
| Product Type | Drive Board / Circuit Board |
| Product Series | A20B-8101 |
| Board Role | Beta i Servo Amplifier BSVM1 board |
| Related Listing Terms | Servo add-on module, Beta iSV control board |
| Weight Reference Seen in Listings | 0.60 lbs / 2.00 kgs |
| Service Note Seen in Listings | Firmware or series may need confirmation |
This board is suitable for installed FANUC servo-amplifier hardware where the original system already uses the BSVM1 drive-board structure.
It is especially relevant in amplifier repair, board replacement, and refurbishment where the original servo-control layout must remain unchanged.
Before ordering, confirm the installed board code, verify that the amplifier section uses the same Beta i servo / BSVM1 board position, and check whether the installed system requires a specific firmware or series level.
For a servo drive board, exact functional matching is one of the most important replacement checks.
Q1: What kind of board is A20B-8101-0200?
It is a Beta i servo drive board. The most consistent descriptions identify it as a drive board for the Beta i servo amplifier BSVM1, which places it in the amplifier section rather than in the CPU, display, or memory side of the system.
Q2: Why is the BSVM1 description important?
Because that description identifies the board by its installed amplifier role. When a board is tied to a specific servo-amplifier class, the replacement should preserve that same hardware function instead of relying only on family-level similarity.
Q3: Is this a main board?
No. Listings place it in the drive-board / servo-board category, and some describe it as a servo add-on module or control board for the Beta iSV/BSVM1 section.
That means it belongs to the motion-amplifier hardware, not the system motherboard.
Q4: Why does exact model matching matter here?
Because servo drive boards are selected by installed function and amplifier position. A board that looks similar but serves a different amplifier role can create hardware mismatch issues. Matching A20B-8101-0200 helps preserve the original amplifier-side structure.
Q5: What should be checked before buying?
Check the installed part number, confirm the servo section uses the BSVM1 / Beta i board position, and verify whether the system needs a specific firmware or series level.
Those are the main compatibility points shown in service listings for this model.
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