Allen-Bradley 1769-L23E-QB1B CompactLogix – Ready to Ship / Pick Up
In stock: 1769-L23E-QB1B CompactLogix L23E controller, 512 KB user memory, EtherNet/IP port plus RS-232 port, 2 Compact I/O expansion modules. NJT Automation has 1 unit available in Milwaukee, WI, ready to ship or available for local pickup. Includes a one-year full-function warranty.
$299.99USD
| Part Number | 1769-L23E-QB1B |
| Description | CompactLogix controller, 512 KB. In stock in used condition. |
| Shipping | Ships today UPS Ground included | Next-Day Air and Worldwide Shipping available at checkout |
| Pickup | Free local pickup at 2122 N Prospect Ave. Call ahead at (414) 331-5954. |
| Warranty | 1-year full-function warranty provided by NJT Automation. Warranty details
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| Returns | 90-day free returns. View return policy |
| Exchange | Send us your defective 1769-L23E-QB1B after your purchase for a 10% core credit ($30). We also purchase old or damaged parts outright. |
Replacement Options for 1769-L23E-QB1B
In stock and ready to ship today
| Availability | Similar Match Available A similar unit is in stock and ready to ship once you confirm the condition you need. | ||||||
| Variants | Part NumberConditionSeriesQtyPrice 1769-L23E-QB1B$299.99 Used · 1 in stock1769-L23E-QB1BUsed—1$299.99 USD | ||||||
| Repairs | 1769-L23E-QB1B Mail-In Repair Service | ||||||
Part Number Decoder | CompactLogix controller 1769L23EEQB1B CompactLogix L23E controller, 512 KB user memory, EtherNet/IP port plus RS-232 port, 2 Compact I/O expansion modules, embedded 16-in / 16-out digital I/O.
Decoded from the Rockwell Automation catalog-number structure. Series and firmware revision are printed on the product label, not encoded here. | ||||||
Physical Data | Weight and DimensionsWeight2.69 lb (1.22 kg)
Product weight are typical manufacturer-published values and may differ by series or option. Shipping box and weight are estimates for freight planning; the packed unit may ship in a different box. | ||||||
Datasheet | Datasheet available for download Generated from product specifications; not an official Allen-Bradley datasheet. For an official datasheet, contact Allen-Bradley or an authorized distributor. | ||||||
Allen Bradley Information | Lifecycle: Discontinued. Verify current status with the manufacturer. | ||||||
Alternate Part Numbers | 1769L23EQB1B | ||||||
| Category | CompactLogix | ||||||
| Part Number | 1769-L23E-QB1B | ||||||
| Manufacturer | Allen-Bradley | ||||||
Previously sold 1769-L23E-QB1B2 sold
NJT Automation has supplied and shipped 2 1769-L23E-QB1B CompactLogix controllers in 2024; these listings are sold and the in-stock options above are ready to ship.
- Sold
- 2 in 2024
- Price range
- $570 – $700
- By condition
- Used (2)$570 – $700
- Series
- A × 1, B × 1
Used 1769-L23E-QB1B CompactLogix controllers have sold for $570 – $700.
Can the 1769-L23E-QB1B be repaired?
Yes. NJT Automation offers mail-in repair for the 1769-L23E-QB1B, including diagnostic evaluation, component-level repair, and functional testing.
One vendor. One warranty. NJT manages the entire process.
- 1-year full-function NJT warranty, with 2- and 3-year options available
- Rush service available for production-critical repairs
- No evaluation or diagnostic charges
- No repair, no charge
- "Unrepairable" is not an option
- Pre-paid UPS shipping label provided for sending your unit in
- $650 minimum repair charge, shipping included both ways
Looking for another option? For lower-cost repairs or if you prefer to work directly with an independent repair specialist, compare bids through RepairMode. RepairMode providers operate independently and set their own pricing and warranty terms.
Find a PLC repair specialiston RepairMode.com ↗Common 1769-L23E-QB1B failures
Failure patterns we regularly see on CompactLogix controller hardware like the 1769-L23E-QB1B:
- 1769 bus faults from a worn local-bus connector or a missing end cap
- Program lost on power cycle: battery (1769-BA) depleted, BAT LED red or flashing
- Solid red OK LED (nonrecoverable major fault) at power-up
- Embedded Ethernet port failure or dropped connections on -E / -ER controllers
- CompactFlash or SD card corruption: stored project will not load
Repair or replace?
Request a Repair Quote
Text photos of the faulty unit and the symptoms to (414) 331-5954.
All product photos were taken by NJT Automation. Test videos originated from either NJT Automation internally or from repair technicians within our network.
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