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About the Allen-Bradley PLC-4
The Allen-Bradley PLC-4 is a vintage rack-based programmable logic controller known for robust industrial control in legacy automation systems. Designed for modular I/O and reliable ladder-logic control, it remains sought after for refurbishing, retrofitting and supporting older production lines where original compatibility and proven durability matter.
- Trusted Seller
ALLEN BRADLEY PLC-4 #2100112
- Manufacturer: Allen-Bradley
- Model: PLC-4
Toledo, OH - Trusted Seller
Arrowhead Conveyor Control Panel with Allen Bradley PLC and Power Flex 4 VFD’s
- Manufacturer: Allen-Bradley
- Model: PLC-4
3 Door Panel Multiple Allen Bradley Power Flex 4 VFD Drives Allen Bradley Control Logix PLC Last controlling can and case conveyors for canning production line In Use till June 2023
Hickory, NC 
SURPLUS ALLEN BRADLEY 1756-A4 SER C PLC CHASSIS CONTROLLOGIX 4 SLOT
- Manufacturer: Allen-Bradley
- Model: PLC-4
ALLEN BRADLEY 1756-A4 SER C PLC CHASSIS CONTROLLOGIX 4 SLOT 4 SLOT BACK PANEL MOUNT 1.8 W COMES IN FACTORY SEALED BOX
$287 USDRutherfordton, NC- Trusted Seller
ALLEN BRADLEY PLC 1756-L55 SERIES A FW 1.4 STOCK NUMBER 1392
- Manufacturer: Allen-Bradley
- Model: PLC-4
$95 USDMontgomeryville, PA ALLEN-BRADLEY 1785-LT4 A PLC-5/10 PROCESSOR MODULE AUC
- Manufacturer: Allen-Bradley
- Model: PLC-4
Used industrial automation parts pulled from storage or the working environment. Tested to the best of our ability. Shows signs of normal use. Here at Palmetto Automation Inc. we endeavor to provide otherwise hig...
$35 USDDuncan, SC- Trusted Seller
Allen-Bradley 1771-P4 PLC 5 Power Supply
- Manufacturer: Allen-Bradley
- Model: PLC-4
Used Allen-Bradley 1771-P4 PLC 5 Power Supply. Input 120 VAC .88 Amps 50/60 HZ 120 VAC .88 Amps 50/60 HZ Output 5V DC 8A 5V DC 8A PLC 5 Please Call For Firmware or Ha...
$310 USDMillis, MA - Trusted Seller
ALLEN BRADLEY 1746-A4 PLC CHASSIS RACK
- Manufacturer: Allen-Bradley
- Model: PLC-4
“IN GOOD CONDITION” BRAND: ALLEN BRADLE CAT NO.: 176-A4 TYPE: PLC CHASSIS RACK NO. OF SLOTS: 4 MOUNTING TYPE: PANEL MOUNT OAD: 7" X 6 5/8" X 5 1/2" WEIGHT: 4LBS TM/330/WM SDR C-D4 TOTE 2/(1)GB
$650 USDCoffeyville, KS - Trusted Seller
ALLEN BRADLEY PLC-4 MICROTROL CONTROLLER 1773 L1A SERIES A 120 VAC 0.2 AMP 60 HZ
- Manufacturer: Allen-Bradley
- Model: PLC-4
ALLEN BRADLEY PLC-4 MICROTROL CONTROLLER 1773 L1A SERIES A REVISION FT03 120 VAC 0.2 AMP 60 HZ 20 INPUTS 12 OUTPUTS 14" X 15" X 5" OAL READ BEFORE BIDDING, MAKING AN OFFER, OR PURCHASING . YOU WILL RECEIVE WHAT I...
$250 USDCoffeyville, KS - Trusted Seller
ALLEN-BRADLEY 1773-L1B PLC 4 MICROTROL PROGRAMMABLE CONTROLLER 1AMP 24VDC T15272
- Manufacturer: Allen-Bradley
- Model: PLC-4
Classification: Item(s) is used, sold as pictured, 30 Day Dead on Arrival (DOA) WarrantyPhysical Condition: Good (Item looks presentable and has basic usage wear) Specs: 24vdc
$975 USDEl Paso, TX 
Allen-Bradley 1785-L86B Series E PLC-5/86 Processor Module 4G
- Manufacturer: Allen-Bradley
- Model: PLC-4
Palmetto Automation Inc. of Duncan SC specializes in buying, selling, and repairing obsolete Used, Refurbished, and New industrial electronic equipment. Most of our used equipment goes through basic power bench t...
$2,160 USDDuncan, SC- Trusted Seller
Allen-Bradley 2711P-B15C4A1 PLC Parts Operator Interface 0.65A 240V [New]
- Manufacturer: Allen-Bradley
- Model: PLC-4
. . . . . Allen-Bradley 2711P-B15C4A1 PLC Parts Operator Interface 0.65A 240V. Allen-Bradley. Rockwell Automation. 2711P-B15C4A1.
ALLEN BRADLEY PLC-5/10 PROCESSOR MODULE 1785-LT4 A
- Manufacturer: Allen-Bradley
- Model: PLC-4
USED ALLEN BRADLEY PLC-5/10 PROCESSOR MODULE 1785-LT4 A Shelving number (M9)
$47 USDSevierville, TN
NEW IN BOX ALLEN-BRADLEY 16 SLOT PLC-5 CHASSIS RACK 1771-A4B SERIES B
- Manufacturer: Allen-Bradley
- Model: PLC-4
NEW IN BOX ALLEN-BRADLEY 16 SLOT PLC-5 CHASSIS RACK 1771-A4B SERIES B Shelving number (R98)
$1,200 USDSevierville, TN
ALLEN BRADLEY PLC-5 802.4 MAP/OSI COPROCESSOR MODULE 1785-05G SERIES B
- Manufacturer: Allen-Bradley
- Model: PLC-4
USED ALLEN BRADLEY PLC-5 802.4 MAP/OSI COPROCESSOR MODULE 1785-05G SERIES B Shelving number (A124)
$120 USDSevierville, TN
NEW IN BOX ALLEN-BRADLEY 16 SLOT PLC-5 I/O CHASSIS RACK 1771-A4B SERIES B
- Manufacturer: Allen-Bradley
- Model: PLC-4
NEW IN BOX ALLEN-BRADLEY 16 SLOT PLC-5 I/O CHASSIS RACK 1771-A4B SERIES B Shelving number (O120)
$1,200 USDSevierville, TN
Allen-Bradley PLC-4 Programmable Logic Controllers (PLC)
- Manufacturer: Allen-Bradley
- Model: PLC-4
Good condition Allen-Bradley PLC-4 Programmable Logic Controllers (PLC)s manufactured in 2009. Located in USA and other countries. Click request price for more information.
USA
