Fanuc · CNC parts
A06B-6096-H208 — alpha servo amplifier module (SVM): fault codes, repair & supply
The A06B-6096-H208 is a Fanuc alpha-series servo amplifier module used on CNC machine tools to drive the axis servo motors. Check the nameplate for the exact axis current rating. Star Automations sources and supplies the A06B-6096-H208 and repairs failed units at component level, so you can choose between a replacement and getting your existing unit restored. This is a discontinued OEM line. We source it from global surplus, and advance payment secures your delivery slot. Most quotes come back the same day — send the part number or the fault code on WhatsApp.
Common Fanuc alpha servo amplifier fault codes and what we usually find
Fault code wording can differ by firmware and manual revision — always confirm against the manual for your exact unit. The causes below are typical findings, not a diagnosis of your specific unit.
| Code | Meaning | Typical cause |
|---|---|---|
| SV0401 | V-ready off | DC link not ready: power supply module not on, e-stop circuit open, or failed amplifier |
| SV0430 | Servo motor overheat | Overloaded axis, blocked cooling, motor thermistor or cable fault |
| SV0436 | Software thermal (OVC) | Axis overloaded, brake dragging, or parameter mismatch |
| SV0453 | Pulsecoder soft disconnect | Encoder cable, connector or pulsecoder fault |
| SV0460 | FSSB disconnect | Optical cable or amplifier communication problem |
| SV0600 | Inverter DC link overcurrent | Failed power stage, motor winding or cable short |
| SV0601 | Inverter radiator fan stopped | Seized or dirty cooling fan |
| SV0602 | Inverter overheat | Blocked airflow, high ambient temperature, failed fan |
When a A06B-6096-H208 needs attention
- Axis alarm on power-up or at first move
- Amplifier status LED showing an alarm code
- Burn marks, smell or blown fuse in the amplifier
- Overheating or fan not running
- Intermittent axis fault that clears after power-off
Replace or repair your A06B-6096-H208
Source a replacement
Send the part number. We check sourcing from global surplus and the OEM channel and reply the same day with availability, condition and price. Advance or verified escrow applies.
Repair your existing unit
If sourcing takes longer or you want to keep your configuration, we repair at component level — power stage, gate-drive, control and supply sections — and test before dispatch.
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A06B-6096-H208 — common questions
Can you supply the A06B-6096-H208 in India?
Can a faulty A06B-6096-H208 be repaired instead of replaced?
My A06B-6096-H208 shows SV0401 (v-ready off). What should I do?
Is the exact part number important?
Need the A06B-6096-H208 now?
Send the part number or fault code — we reply the same day. Serving Chennai, Puducherry, Bengaluru, Hyderabad, Delhi and pan-India.