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Part Details

A06B-6080-H305 ALPHA SERVO AMP 12/12/40

FANUC parts >> A06B-6080-H305 ALPHA SERVO AMP 12/12/40

Part Name: ALPHA SERVO AMP 12/12/40

Part Number: A06B-6080-H305

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For parts repair or replacement, please fill out the form below and we’ll get back to you as soon as possible.

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Exchange Price


Non return of a repairable exchange part within 15 days will result in an additional invoice for the above exchange price.

Repair Price


Turnaround times for standard repairs are based on workload. Please contact Tri Star CNC services for emergency repair requirements.
Please contact Tri Star CNC Services to place an order.


FANUC's Alpha Servo Amp 12/12/40 has a stellar reputation in the CNC industry. Like all equipment used in demanding situations, however, its internal components will eventually need to be replaced. The power and transistor modules, ICs and capacitors all have a limited service life.

When you need repair work done quickly, Tri Star CNC Services is here for you. Our technicians have extensive experience servicing FANUC Alpha Servo Amp modules, and our replacement parts are equal to or better than OEM parts. We think you'll find our prices are the best around, too.

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Fill out an Return Material Authorization (RMA) for repairs.

You can send us your Alpha Servo 12/12/40 for repair, or you can exchange it for a fully refurbished unit - with credit given for the non-working unit you send us. If you know what parts have failed on your unit, you can also order the replacement parts from us or send your broken parts to us for credit toward refurbished parts.

	A06B-6080-H305 Servo Amp Alarm Error Codes

FANUC Servo Amplifier Alarm Codes

Is your A06B-6080-H305 servo amplifier throwing an error? Check our list of FANUC servo amp alarm codes or call us for a solution.

Alarm & error codes

Tri Star CNC Services can provide you with more information on the meaning of your alarms. We will provide a fault diagnosis and a dependable 1-year warranty if you require FANUC servo repairs - or a new FANUC servo amplifier module or FANUC DC servo unit. Give us a call - phone support is FREE and we'll clearly define your options for parts repair or replacement:

Alarm CodeDescription
0 Unit is not ready.
- (dash) Unit is not ready and could be related to the unit or machine side cause.
1 DC voltage of the main circuit power supply is abnormally high.
2 Inverter: control power supply undervoltage.
5 Average regenerative discharge energy is too high (too frequent acceleration/deceleration)–The transformer overheats.
6 Inverter:overheat
8 Abnormal current alarm (L axis)
8. (dot) Inverter: IPM alarm (L axis)
9 Abnormal current alarm (M axis)
9. (dot) Inverter: IPM alarm (M axis)
A Abnormal current alarm (N axis)
A. (dot) Inverter: IPM alarm (N axis)
b Abnormally high current in the L–and M–axis motors
d Abnormal current alarm (N axis)
L FSSB communication error
P Communication error between amplifier and module
U FSSB communication error




While your unit is in for service, we'll thoroughly clean the inside to remove any dust buildup and replace any parts with a known high-failure rate.

If you're not sure your Alpha Servo Module A06B-6080-H305 needs to go in for repair, you can call our free tech support line. Often, we can help you solve small problems quickly. If not, our expert repair technicians are ready to get to work on your unit once you get it to us.

Contact CNC repair technicians at Tri Star CNC for expert repair of your A06B-6080-H305 FANUC Alpha servo amplifier module.

Parts & Repair Warranty Information

Exchange parts and repaired parts include a 1-year warranty. Tri Star CNC, LLC warrants the COMPLETE ASSEMBLY REPAIR – not just the parts and labor.

Get more details on our warranty and please contact us for further support.

Contact Us

For parts repair or replacement, please fill out the form below and we’ll get back to you as soon as possible.

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