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Most orders ship within 1–2 business days via UPS. Larger equipment ships via freight carrier, and customers can use the shipping estimator on the product page for a location-specific quote. Local pickup is also available at the Fairfield, IL facility, typically ready within 4 hours.

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MRO Exchange accepts all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available, with payment due prior to shipment. Custom terms are available for established accounts.

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Giddings & Lewis 502-03064-00 Digital I/O Board

$499.00 USD

Sale Sold out

ConditionSurplus - Untested MPN502-03064-00 Stock #0226-00510

Photos reflect current condition. Items differing from description may be eligible for return or refund — see our condition guide.

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Estimated package weight: 5.0 lbs

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This Giddings and Lewis Digital I/O board, part number 502-03064-00 (assembly number 501-03855-00, dated 7/83 RB), is a large-format dual-section digital input and output circuit board designed for use in Giddings and Lewis CNC machine control systems, including the G&L 8000 and 8000B NumeriPath control platforms. The 7/83 RB date code identifies this as an early production revision of the 502-03064 series. The board features two independent I/O sections, each populated with a full complement of screw-terminal terminal blocks, individually fused output circuits (FU1 series), red LED status indicators for each I/O channel, jumper pin headers, and card-edge connectors for backplane interface. PCB silkscreen labeling identifies discrete numbered I/O points across both sections, with INPUT and OUTPUT zones clearly marked, along with Board Section label areas and the Giddings and Lewis Electronics logo. Construction is through-hole on a green FR4 substrate with ICs, resistor networks, and discrete components throughout. This type of board provides discrete digital signal interfacing between machine field devices and the CNC control processor. The G&L 8000 control platform has reached end-of-life status per Fives, making original-revision spare boards increasingly difficult to source for facilities maintaining legacy Giddings and Lewis horizontal boring mills, vertical turning centers, and other G&L CNC equipment. No voltage rating or serial number was confirmed from the provided photos.

Stock # 0226-510

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Frequently Asked Questions

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.