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Fanuc A14B-0061-B103 Input Unit

$39.99 USD

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✓ 30-day returns on every item — return policy

ConditionSurplus - Untested MPNA14B-0061-B103 Stock #0226-00726

30-day returns on every item. Photos reflect the actual item’s current condition — see our return policy and condition guide.

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Used in Fanuc System 6, 6M, and 6T CNC control systems, the A14B-0061-B103 is a Fanuc Input Power Unit (I/P Unit) manufactured by Fanuc Ltd in Japan. This assembly serves as the relay input stage for the main power supply on compatible Fanuc 6-series CNC controllers, commonly found on CNC lathes, machining centers, and EDM equipment produced during the 1980s. The unit operates on 200V or 220V at 50/60Hz, as indicated by the terminal block label visible on the assembly. Internal PCB is marked A20B-0007-0340/06A (revision 06A). A secondary label on the assembly reads INPUT UNIT A14B-0061-B103. Terminal designations visible on the unit include R, S, EMG, OUT1, OUT2, 200A1, 200B1, 200A2, and 200B2. The assembly incorporates two fuse holders with Fanuc-compatible fuses (Fuji Electric type 32-424, rated 250V 10A AC/DC), two relay contactors, an internal transformer rated 25V 0.14A (A80L-0001-0172, 200V), and a green PCB mounted to a steel chassis with DIN-style mounting brackets. Wire connections are fitted with labeled crimp terminals. Compatible with Fanuc controls requiring this specific input unit configuration for Fanuc 3 and 6 series CNC systems.

Stock # 0226-726

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Shipping & Handling

Most orders ship within 1–2 business days via UPS, but expedited same-day handling is available as an add-on to orders in cart. Larger equipment ships via freight carrier. Use the shipping estimator above for a location-specific quote. Local pickup is also available at our Fairfield, IL facility, typically ready within 4 hours.

Returns & Condition

All items are sold as-described based on the photos and condition listed. If an item arrives differing from its description, it may be eligible for return or refund. See our full condition guide for details on our grading terms.

Payment Options

We accept all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available by selecting "Purchase Order / Wire Transfer" at checkout. Payment is due prior to shipment. Contact us for custom terms on established accounts. Tax exemptions are honored if proper documentation is provided.