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Used Controllers in China

  • Trusted Seller
    170M5715 BUSSMANN fuse square

    170M5715 BUSSMANN fuse square

    • Manufacturer: Cooper

    Fuse Square Bolt Mount Product Description:FUSE SQUARE 900A 70VAC RECT BUSSMANN 170M5715 Detailed Description 900A 70 V AC DC Fuse Square Bolt Mount General information Part Number:170M5715 Manufacturer:Eaton - B...

    Fujian, China
  • Trusted Seller
    3BHE013299R0022 LTC743CE22 | ABB |

    3BHE013299R0022 LTC743CE22 | ABB | board

    • Manufacturer: ABB
    • Model: 3BHE

    Circuit Board 4 Ethernet interfaces, 800 MHz CPU clock 24 MB Controller Memory, 8 MB battery buffered SRAM, 16 MB DRAM 2 slots for assembling Communication Interface Modules Without operating system Part Number 3...

    Fujian, China
  • Trusted Seller
    DSQC604 | ABB | 3HAC12928-1

    DSQC604 | ABB | 3HAC12928-1

    • Manufacturer: ABB
    • Model: 3HAC

    POWER SUPPLY ABB Type Designation:28x22x14 Catalog Description:DSQC 604 Power Supply In stock ready to ship 4 Ethernet interfaces, 800 MHz CPU clock 24 MB Controller Memory, 8 MB battery buffered SRAM, 16 MB DRAM...

    Fujian, China
  • Trusted Seller
    13936-31-1 Siemens CIRCUIT BOARD

    13936-31-1 Siemens CIRCUIT BOARD

    • Manufacturer: Siemens

    CS21 Communications Module Get the best deals for 13936-31-1 IN STOCK READY TO SHIP 13936311 COMPUTER PROCESS CONTROL CIRCUIT BOARD Product Parameters: Control Module 13936-31-1 | Moore | Siemens Factory Sealed, ...

    Fujian, China
  • Trusted Seller
    PM554-TP-ETH | 1SAP120600R0071 ABB |

    PM554-TP-ETH | 1SAP120600R0071 ABB | logic controller

    • Manufacturer: ABB
    • Model: PM554

    Logic Controller Get the best deals for PM554-TP-ETH 1SAP120600R0071 IN STOCK READY TO SHIP Long Description:PM554-TP-ETH:AC500,Prog.Logic Controller ,128kB,8DI/6DO-T,ETH,24VDC, 1xRS485,2xOption Slot General Info...

    Fujian, China
  • Trusted Seller
    61430001-UW | DTDX991A ABB Servo

    61430001-UW | DTDX991A ABB Servo Controller

    • Manufacturer: ABB

    ABB DTDX991A 61430001-UW Servo Controller ABB DTDX991A 61430001-UW All modules conform to the highest standards of electromagnetic noise immunity and satisfy the requirements of the EU directives 2014/30/EU and 2...

    Fujian, China
  • Trusted Seller
    3BHE034863R0001 | UDC920 BE01 ABB

    3BHE034863R0001 | UDC920 BE01 ABB | analog input module

    • Manufacturer: ABB
    • Model: 3BHE

    Analog Input Module Get the best deals for 3BHE034863R0001 UDC920 BE01 IN STOCK READY TO SHIP 3BHE034863R0001 ABB Analog Input Module,High Light: advant ocs, advant controller 31 ABB 3BHE034863R0001 NEW AUTOMATIO...

    Fujian, China
  • Trusted Seller
    3BHB002916R0001 | UFC721AE ABB Processor

    3BHB002916R0001 | UFC721AE ABB Processor module

    • Manufacturer: ABB
    • Model: 3BHB

    ABB 3BHB002916R0001 UFC721AE Processor module ABB 3BHB002916R0001 UFC721AE Processor module Processor units (including base plates) The hardware units which form the AC 800M Controller are: • Processor units (inc...

    Fujian, China
  • Trusted Seller
    51400669-100 HONEYWELL FDC floppy disk

    51400669-100 HONEYWELL FDC floppy disk circuit board

    • Manufacturer: Honeywell

    BATTERY MODULE Get the best deals for 51400669-100 IN STOCK READY TO SHIP Product:Honeywell 51400669-100 FDC Floppy Disk Circuit Board Honeywell 51400669-100 Optional DIN rail mounted Remote Terminal Panels (RTPs...

    Fujian, China
  • Trusted Seller
    1756-CN2 | ControlLogix Communication Module

    1756-CN2 | ControlLogix Communication Module

    • Manufacturer: / Automation

    1756-CN2 ControlLogix Communication Module 1756-CN2 ControlLogix ControlNet Dual Capacity Bridge Module 1756-CN2 ControlLogix ControlNet Dual Capacity Bridge Module (100 connections) bridges ControlNet links to r...

    Fujian, China
  • Trusted Seller
    05704-A-0131 | Honeywell | Relay

    05704-A-0131 | Honeywell | Relay Interface Card

    • Manufacturer: Honeywell

    SYSTEM 57 5704 SPARES Honeywell World's Largest Selection of Controller System Components IN STOCK READY TO SHIP Honeywell Analytics Relay Interface Assembly, 16 Relays, 5704 (12 SPCO, 4 SPST) - 05704-A-0131 - Re...

    Fujian, China
  • Trusted Seller
    TBF60/5R 60V/5-15A | PARKER SERVO

    TBF60/5R 60V/5-15A | PARKER SERVO CONTROLLER

    • Manufacturer: Parker

    PARKER TBF60/5R 60V/5-15A SERVO CONTROLLER PARKER TBF60/5R 60V/5-15A SERVO CONTROLLER Residual voltage drop (nominal current) 1,5V Electronic supply internal Efficiency 93% Residual voltage drop (nominal current)...

    Fujian, China
  • Trusted Seller
    EKNSB-24 EX TEC dual channel

    EKNSB-24 EX TEC dual channel safety relay

    • Manufacturer: EX TEC

    24VDC Dual Channel Safety Relay Get the best deals for EKNSB-24 IN STOCK READY TO SHIP EX TEC EKNSB-24 24VDC,Date Code: 0022 24VDC Dual Channel Safety Relay Our advantages Control Systems (DCS, PLC/SPS, CNC) - Sp...

    Fujian, China
  • Trusted Seller
    51204166-175 | Honeywell | Panel

    51204166-175 | Honeywell | Panel Accessories

    • Manufacturer: Honeywell
    • Model: 51204166-175

    Digital Output Relay Honeywell World's Largest Selection of Controller System Components IN STOCK READY TO SHIP 51204166-175 UCN Honeywell UCN FTA Digital Output Relay (51204166-175) MC-TDOY23 51204166-175 Cooper...

    Fujian, China
  • Trusted Seller
    CM572-DP | ABB | 1SAP170200R0001

    CM572-DP | ABB | 1SAP170200R0001

    • Manufacturer: ABB
    • Model: 1SAP

    Profibus DP Communication Module New And Original CCM572-DP:AC500 and we can also provide high quality fast delivery!call us now! In stock ready to ship CCM572-DP:AC500,Communication Module PROFIBUS-DP Master,D-S...

    Fujian, China
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Overview

Controllers are essential devices used to manage and regulate the operation of various machinery and equipment. They can range from simple on-off switches to complex programmable systems that control multiple functions. Controllers are critical in industries like manufacturing, automation, and robotics, ensuring precise and efficient operation of machines.

FAQ

What should I consider when buying a used controller?

Check the compatibility with your existing equipment, the age and condition of the controller, and whether it has been well-maintained. Ensure it meets the required specifications for your application.

How do I ensure the controller is shipped safely to my location?

Use a reliable shipping service that specializes in electronic equipment. Make sure the controller is securely packaged with adequate cushioning to prevent damage during transit.

What is the maintenance schedule for a controller?

Regular maintenance includes cleaning the device, checking for software updates, and inspecting connections for wear or damage. Refer to the manufacturer’s manual for specific maintenance guidelines.