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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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Allen-Bradley 1747-L30A SLC 500 Processor Unit 120V AC / 240V AC

$599.00 USD

Sale Sold out

✓ 30-day returns on every item — return policy

ConditionSurplus - Untested MPN1747-L30A Stock #Stock # 0626-01631

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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⚡ Same-day shipping available — order by 11 am CT ($100 add-on at checkout)

✓ Free domestic UPS Ground shipping — applied automatically at checkout.

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Product Specifications

Manufacturer: Allen-Bradley
MPN / Model: 1747-L30A
Product Type: SLC 500 Processor Unit
Series: B
FRN: 6
I/O Count: 30 I/O
Line Voltage: 100/200 VAC, 120/240 VAC, 50/60 Hz
Input: 115 VAC
Output Type: Relay
Output Contact Ratings: 240 VAC, 120 VAC, 125 VDC
Serial Number: L30A-0492N1190

Product Description

Allen-Bradley 1747-L30A is an SLC 500 fixed processor unit with 30 points of I/O, identified by catalog number 1747-L30A, Series B, FRN 6. This fixed controller integrates the processor, power supply, and I/O into a single unit, with relay outputs and 115 VAC inputs as marked on the nameplate. Line voltage is rated for 100/200 VAC and 120/240 VAC at 50/60 Hz. Front panel diagnostic indicators include Power, PC Run, CPU Fault, Forced I/O, and Battery Low. The serial number on the processor label is L30A-0492N1190. Buyers sourcing a replacement or spare for an existing SLC 500 fixed I/O system can use the exact catalog number 1747-L30A and the Series B designation to match this unit to their equipment.

Please Note: This unit is surplus inventory, sold as-is from MRO Exchange surplus stock. Allen-Bradley is a trademark of Rockwell Automation, Inc. MRO Exchange is an independent reseller and is not an authorized distributor of Rockwell Automation. Product may differ from units available through authorized distributors in date code, country of origin, packaging, accessories, or firmware revision. The warranty from the manufacturer does not apply.

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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.