Sold-price comps for industrial automation parts DATA AS OF 2026-08-31

1756-L71 Sold Price History

Allen-Bradley · observed sold prices, the 90 days ending August 31, 2026

Sold listings (90d)Median soldSold rangeMedian ask*Sold vs ask
109$800$200–$2,483$2,085-62%

Lifecycle status: Active Mature per Rockwell Automation, checked 2026-08-31.

Median sold price by condition

ConditionSoldMedianRange
New / surplus33$1,360$475–$1,585
Open box20$1,000$550–$1,599
Used53$725$404–$2,483
For parts / not working3$399$200–$500
Median sold ($800) vs median asking price across covered sellers ($2,085): -62%. Condition mix differs between sold and asking listings; see methodology.
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Individual sold listings (109)

DateListingConditionSold price
2026-08-28ALLEN BRADLEY 1756-L71 Ser B ControlLogix 2 MB Controller 2025 NEW SEALEDBrand New$1,325
2026-08-28Allen-Bradley 1756-L71 ControlLogix 5570 PLC Controller Module 2MB Ser B 1756L71Pre-Owned$800
2026-08-27Open Pre-owned Allen Bradley 1756-L71 /B ControlLogix 5571 2MB Memory ControllerNew – Open box$1,412
2026-08-27Sealed Pre-owned Allen Bradley 1756-L71 /B ControlLogix Logix5571 Processor 2MBNew – Open box$1,406
2026-08-27Allen Bradley Sealed 1756-L71 ControlLogix 2MB Controller PLC US Free TaxBrand New$1,300
2026-08-261756-L71S New AB 1756 L71S Ser B GuardLogix Automation Controller 1756L71SBrand New$1,262
2026-08-26New Factory Sealed 1756-L71 Allen-Bradley ControlLogix Module Free ShippingBrand New$1,200
2026-08-261PC New Sealed 1756-L71/B Allen-Bradley ControlLogix 2MB Controller Free Ship USBrand New$1,366
2026-08-26Allen-Bradley 1756-L71 ControlLogix Logix5571 Processor (Parts Only)Parts Only$399
2026-08-25NEW AB1756-L71S GuardLogix Automation Controller 1756L71S ABBrand New$1,262
2026-08-24Surplus Pre-owned Allen Bradley 1756-L71 Ser B ControlLogix 5571 2MB ControllerNew – Open box$1,325
2026-08-24Allen Bradley 1756-L71 ControlLogix 2MB PLC ControllerBrand New$1,035
2026-08-23Allen-Bradley 1756-L71S GuardLogix Automation Controller 5571SPre-Owned$500
2026-08-23ALLEN-BRADLEY LOGIX 5571S 1756-L71S AUTOMATION CONTROLLERPre-Owned$515
2026-08-19Brand New NEW PLC 1756-L71/B ControlLogix 2 MB Controller Free Shipping ABBrand New$1,366
2026-08-18Allen Bradley 1756-L71 ControlLogix 2MB Controller Ser B FW 1.010New – Open box$550
2026-08-16Allen-Bradley Logix5571S GuardLogix PLC Processor Module 1756-L71S New Open BoxNew – Open box$600
2026-08-15Allen Bradley 1756-L71/B ControlLogix Controller CPU - Free ShippingPre-Owned$750
2026-08-14Allen Bradley 1756-L71 ControlLogix 2MB Controller SER B FW 1.010 USAPre-Owned$585
2026-08-14Allen Bradley 1756-L71 Series B ControlLogix Logix5571 USB 2MB 2012Pre-Owned$799
2026-08-14Allen Bradley 1756-L71/B ControlLogix Controller CPU - Free ShippingPre-Owned$800
2026-08-13Allen-Bradley Rockwell Automation GuardLogix PLC 1756-L71S with key , testedPre-Owned$500
2026-08-13Allen-Bradley 1756-L71 Series B Logix5571Pre-Owned$475
2026-08-13Allen Bradley 1756-L71 CompactLogix 2MB PLC ControllerPre-Owned$550
2026-08-12New Factory Sealed AB 1756-L71 ControlLogix 2MB Controller 1756L71 US PLC 1PC USBrand New$1,366
2026-08-101756-L71S New AB 1756 L71S GuardLogix Automation Controller 1756L71SBrand New$500
2026-08-101756-L71S New AB 1756 L71S GuardLogix Automation Controller 1756L71SBrand New$475
2026-08-10Allen Bradley 1756-L71S /B GuardLogix Logix5571S 2MB/1MB Memory SIL 3 ControllerPre-Owned$745
2026-08-05LIKE NEW - 1756-L71/B Allen-Bradley ControlLogix 2MB Controller Free Ship CanadaPre-Owned$404
2026-08-05Allen Bradley 1756-L71 Series B ControlLogix 2 MB Automation ControllerPre-Owned$800
2026-08-04Allen Bradley 1756-L71 /B Controllogix 5575 PN-114304 1756 L71 163CPre-Owned$799
2026-08-04Allen Bradley 1756-L71 CompactLogix 2MB PLC ControllerPre-Owned$500
2026-08-04Allen-Bradley 1756-L71 ControllerPre-Owned$425
2026-08-01Allen Bradley 1756-L71 Ser B, Allen B 1756-ENBT A, A-B 1756-CNBR/E, 1756- PB75Pre-Owned$500
2026-07-31AB 1756-L71 /B GuardLogix Processor Module New Sealed 1756L71 US Free TaxBrand New$1,323
2026-07-29NEW AB1756-L71S GuardLogix Automation Controller 1756L71S ABNew – Open box$1,000
2026-07-29NEW PLC 1756-L71 SER B AB CompactLogix 2MB Controller 1756 L71Brand New$999
2026-07-29Allen Bradley 1756-L71 ControlLogix 2MB Controller Ser B FW 1.010Pre-Owned$750
2026-07-28PLC-AB 1756-L71/B ControlLogix 2 MB Controller Free Shipping ABNew – Open box$700
2026-07-27Allen-Bradley Logix5571S GuardLogix PLC Processor Module 1756-L71S New Open BoxNew – Open box$700
2026-07-27NEW AB1756-L71S GuardLogix Automation Controller 1756L71S ABNew – Open box$1,000
2026-07-271756-L71S New AB 1756 L71S Ser B GuardLogix Automation Controller 1756L71SBrand New$750
2026-07-27Allen Bradley 1756-L71 ControlLogix 2MB Controller Ser B FW 1.010New – Open box$850
2026-07-27ALLEN-BRADLEY 1756-L71/B 1756-L71 CONTROLLOGIX 2MB CONTROLLERPre-Owned$725
2026-07-27Allen-Bradley 1756-L71 Series B Logix5571Pre-Owned$475
2026-07-27Allen Bradley 1756-L71 CompactLogix 2MB PLC ControllerPre-Owned$1,000
2026-07-26Allen Bradley 1756-L71S Ser B Logix 5571S ControlLogix Safety PLC ProcessorPre-Owned$516
2026-07-24Allen Bradley 1756-L71 CompactLogix 2MB PLC ControllerNew – Open box$1,000
2026-07-24Allen Bradley 1756-L71 CompactLogix 2MB PLC ControllerNew – Open box$800
2026-07-23Allen Bradley 1756-L71 Processor Ser B Control Logix 2 MB Controller PLCPre-Owned$750
2026-07-23New Sealed NEW PLC 1756-L71 SER B AB CompactLogix 2MB Controller 1756 L71Brand New$1,366
2026-07-23Tested Allen Bradley 1756-L71 SER B AB CompactLogix 2MB Controller 1756 L71Brand New$850
2026-07-23Brand New Factory Sealed AB 1756-L71 SER B CompactLogix Free ShippingBrand New$1,400
2026-07-22Allen Bradley 1756-L71 CompactLogix 2MB PLC ControllerNew – Open box$1,000
2026-07-21Allen-Bradley Rockwell Automation GuardLogix PLC 1756-L71S with key , testedPre-Owned$500
2026-07-21AB 1756-L71 /B GuardLogix Processor Module New Sealed 1756L71 US Free TaxBrand New$1,349
2026-07-19Allen-Bradley 1756-L71 ControlLogix Logix5571 Processor 2MBParts Only$200
2026-07-17ALLEN-BRADLEY LOGIX 5571S AUTOMATION CONTROLLER 1756-L71S 1756-L71S SER BPre-Owned$725
2026-07-17Allen Bradley Controllogix / Guardlogix 1756-L71S Partner 1756-L7SP No PasswordPre-Owned$1,078
2026-07-172026 Allen Bradley 1756-L71 /B PLC Processor AB L71 New SealedBrand New$1,500
2026-07-14Allen Bradley 1756-L71 /B ControlLogix Processor PLC Surplus SEALED USABrand New$1,455
2026-07-14Sealed Pre-owned Allen Bradley 1756-L71 /B ControlLogix Logix5571 Processor 2MBNew – Open box$1,501
2026-07-14Allen-Bradley 1756-L71 ControlLogix controller, 2 MB user memory, USB portBrand New$1,496
2026-07-14Surplus Sealed 2026 Allen Bradley 1756-L71 /B ControlLogix CPU Controller ModuleBrand New$1,585
2026-07-13Allen-Bradley 1756-L71 Ser B ControlLogix Logix5571 2MB ControllerNew – Open box$850
2026-07-13AB 1756-L71 Ser B Brand New Quality Guaranteed Free ShipBrand New$1,366
2026-07-11Allen Bradley 1756-L71 Processor Series B Control Logix 2 MB Controller PLCPre-Owned$625
2026-07-091PC1756-L71 SER B Controller Factory Sealed 1756L71Brand New$1,360
2026-07-09Allen Bradley 1756-L71/B ControlLogix Controller CPUPre-Owned$749
2026-07-09Allen Bradley 1756-L71 Ser.B ControlLogix 2 MB Controller Tested!!Pre-Owned$1,175
2026-07-09Allen-Bradley 1756-L71 Ser B FW 1.010 Logix5571 2MB Controller CPU (40136)Pre-Owned$1,099
2026-07-09Allen-Bradley 1756-L71 Series B ControlLogix 2 MB Memory Controller. Z-246Pre-Owned$1,020
2026-07-09Allen-Bradley 1756-L71 Series B ControlLogix 2 MB Controller. Z-234Pre-Owned$1,020
2026-07-09ALLEN BRADLEY 1756-L71 PLC CONTROLLER SER.B 5.1VDC 2MBPre-Owned$1,000
2026-07-09ALLEN BRADLEY 1756-L71 PLC PROCESSORPre-Owned$950
2026-07-08Allen Bradley 1756-L71 ControlLogix 2MB Controller Ser B FW 1.010Pre-Owned$586
2026-07-08Allen Bradley 1756-L71 Processor Ser B Control Logix 2 MB Controller PLCPre-Owned$750
2026-07-08New Sealed AB AB 1756-L71 /B CompactLogix 2MB Controller 1756L71Brand New$1,366
2026-07-07NEW 2025 FACTORY SEALED Allen-Bradley 1756-L71 ControlLogix 2MB ControllerBrand New$1,549
2026-07-06Allen Bradley 1756-L71 B 5571 ControlLogix 2MB CPU ControllerPre-Owned$610
2026-07-06ALLEN-BRADLEY LOGIX 5571S AUTOMATION CONTROLLER 1756-L71S 1756-L71S SER BPre-Owned$450
2026-07-05Allen Bradley 1756-L71 ControlLogix 2MB Controller Ser B FW 1.010Pre-Owned$627
2026-07-03NEW FACTORY SEALED Allen-Bradley 1756-L71 ControlLogix 2MB Controller. 2024 DateBrand New$1,450
2026-07-03Allen Bradley 1756-L71 CONTROLLOGIX ControllerPre-Owned$585
2026-07-01Allen Bradley 1756-L71 Processor Series B Control Logix 2 MB Controller PLCPre-Owned$625
2026-07-01Allen Bradley 1756-L71 Processor Ser B Control Logix 2 MB Controller PLCPre-Owned$750
2026-06-25Allen Bradley 1756-L71 Processor Series B Control Logix 2 MB Controller PLCPre-Owned$800
2026-06-23Allen Bradley 1756-L71 Processor Series B Control Logix 2 MB Controller PLCPre-Owned$625
2026-06-21allen bradley control logix plc loaded rack 1756-L71Pre-Owned$2,483
2026-06-16Allen-Bradley 1756-L71 ControlLogix PLC ProcessorPre-Owned$700
2026-06-15New AB 1756-L71 Ser B Brand New Quality Guaranteed Free ShipBrand New$1,366
2026-06-15Allen Bradley 1756-L71 Ser B CONTROLOGIX 2 MB ControllerPre-Owned$750
2026-06-15Allen-Bradley 1756-L71 ControlLogix ControllerNew – Open box$1,486
2026-06-15NEW SEALED: Allen Bradley 1756-L71 SER B CONTROLLOGIX ControllerBrand New$1,301
2026-06-14Surplus Allen Bradley 1756-L71 /B ControlLogix CPU Controller Module 2MBNew – Open box$1,250
2026-06-13New in Box 1756-L71/B AB ControlLogix Controller 1756L71 serB Free Ship US StockBrand New$1,366
2026-06-12Allen-Bradley 1756-L71 Ser B NEW ControlLogix ProcessorNew – Open box$999
2026-06-11Allen-Bradley Logix5571 ControlLogix PLC Processor Module 1756-L71Brand New$1,250
2026-06-10New Allen-Bradley 1756-L71 /B CompactLogix 2MB Controller 1756L71Brand New$1,350
2026-06-10New Sealed NEW PLC 1756-L71 SER B AB CompactLogix 2MB Controller 1756L71Brand New$1,366
2026-06-09Allen-Bradley 1756-L71 Ser B ControlLogix 2MB Controller W/ Manual, Keys & SDParts Only$500
2026-06-06Allen Bradley 1756-L71 CONTROLLOGIX ControllerPre-Owned$750
2026-06-05Surplus Pre-owned Allen Bradley 1756-L71 /B ControlLogix 5571 2MB ProcessorNew – Open box$799
2026-06-04Allen-Bradley ControlLogix Logix5571 1756-L71 PLC Processor ModulePre-Owned$598
2026-06-02surplus 2023 Allen Bradley 1756-L71 /B ControlLogix Logix5571 Processor 2MBNew – Open box$1,599
2026-06-02Allen Bradley 1756-L71 Series B ControlLogix Logix5571 USB 2MB Memory ControllerPre-Owned$945
2026-06-02Allen Bradley 1756-L71 Processor Series B Control Logix 2 MB Controller PLCPre-Owned$625
2026-06-02Allen Bradley 1756-L71 CompactLogix 2MB PLC ControllerPre-Owned$650
2026-06-02Allen Bradley 1756-L71 ControlLogix 2MB Controller Ser B FW 1.010Pre-Owned$750

*Asking prices aggregated across 6 covered sellers, observed 25 Aug 2026.

Data captured August 31, 2026. Sold prices are individual observed eBay transactions, title-matched to 1756-L71. All tracked parts