Description
A06B-6117-C101 is not a complete servo amplifier—it's the “unit specification” (internal model designation) of a FANUC servo amplifier module.
Basic Description
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Manufacturer: FANUC
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Part Number: A06B-6117-C101
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Type: Servo amplifier unit specification (internal model code)
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Series: αi (Alpha-i) servo amplifier system
What It Actually Means
In FANUC terminology:
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A06B-6117-H101 → Order model (complete amplifier)
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A06B-6117-C101 → Unit specification (internal configuration code)
So:
👉 C101 is the internal version of H101 amplifier
Related Servo Amplifier
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Amplifier model: A06B-6117-H101
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Servo type: αiSV-4 (small capacity servo amplifier)
Internal Components (for C101 / H101)
Typical configuration includes:
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Wiring board: A16B-2203-0690
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Main control PCB: A20B-2101-0040
Function
Same as the H101 amplifier, it:
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Controls servo motor current, speed, and position
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Processes encoder feedback
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Communicates with CNC via FSSB (fiber optic bus)
Where You See “C101”
You usually find A06B-6117-C101:
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In manuals / parameter sheets
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On internal labels of the amplifier
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In parts lists and wiring diagrams
Simple Explanation
✅ A06B-6117-C101 = internal unit specification of FANUC αiSV-4 servo amplifier (H101 model), not a separate drive.

