A06B-0063-B403 Motor Fanuc model Beta iS 4/4000 Brake

Buy online your A06B-0063-B403 Motor Fanuc model Beta iS 4/4000 from our e-store Cnc-shopping, specialist in CNC machine-tools spare parts.

This FANUC βiS 4/4000 AC Servo Motor, reference A06B-0063-B403, is designed for precision feed-axis applications in FANUC CNC machines. It features a factory-integrated holding brake and high-resolution βi-series encoder feedback, making it suitable for X, Y and Z axes, tool changers, loaders, and other automated systems.

The motor is rated at 0.75 kW, 3000 RPM, 143 V, and 3.2 A, and is designed to operate with compatible FANUC βi-series servo amplifiers and CNC controls. Its integrated holding brake provides secure axis positioning during power-off or emergency stops, particularly on vertical axes.

The FANUC A06B-0063-B403 is an ideal replacement motor or spare part for FANUC CNC equipment. Units are inspected and tested before shipment and are supplied with protective packaging and a commercial warranty. Cnc-shopping also offers worldwide shipping, repair services, and exchange services for obsolete CNC parts.

Frequently asked questions about A06B-0063-B403:

Is this motor a direct drop-in for machines already using A06B-0063-B403?
Yes, when the full code matches. Verify flange size, shaft and keyway, connector position, encoder option and the brake variant against your machine’s nameplate to confirm drop-in fit.

Which servo amplifier family is it intended to run with?
It is intended for FANUC βi-series servo amplifiers. Select the amplifier channel sized for the βiS 4/4000 class and confirm ratings on the amplifier label and machine documentation.

Does this version include a holding brake?
The B403 variant includes a factory-fitted brake for vertical or suspended axes. Check your machine manual for the brake coil specification to ensure matching control voltage and wiring.

What feedback type is used on this βiS motor?
It uses high-resolution serial feedback from the FANUC βi family, suitable for precise positioning and smooth low-speed motion. Always confirm encoder option compatibility with the existing amplifier channel.

Can I order this as a tested unit, refurbished unit or via exchange?
Depending on availability, Cnc-shopping can supply a tested unit, offer a refurbished unit or arrange an exchange service. Contact us with your motor code and machine details for current options.