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Used Controllers in China

  • Off grid Solar Inverter 20kw

    Off grid Solar Inverter 20kw Triple AC Power Inverters Single/Dual/Mppt Controller

    • Manufacturer: ZIXI

    Selling Point 1.The 75kVA Deming 75KW Pure Shine Wave Solar Inverter is a hybrid solar inverter compatible with three-phase systems, ideal for integrating with solar power plants featuring inverters. 2.Offering a...

    $3,000 USD
    Shanghai, China
  • Trusted Seller
    SIEMENS 540-110 Unit Conditioner Controller with Electronic

    SIEMENS 540-110 Unit Conditioner Controller with Electronic Output

    • Manufacturer: Siemens
    • Model: 540

    SIEMENS 540-110 Unit Conditioner Controller with Electronic Output SIEMENS 540-110 Unit Conditioner Controller with Electronic Output Original Brand New Place of Origin: Germany The Unit Conditioner Controller co...

    Fujian, China
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    Siemens C98043-A7001-L1 SIMOREG CUD1 Electronic

    Siemens C98043-A7001-L1 SIMOREG CUD1 Electronic Board

    • Manufacturer: Siemens
    • Model: C98043

    Siemens C98043-A7001-L1 SIMOREG CUD1 Electronic Board Siemens C98043-A7001-L1 is SIMOREG CUD1 Electronic Board.Siemens C98043-A7001-L1 SIMOREG CUD1 Electronic Board, Control Unit / Direct Current, Supports Softwa...

    Fujian, China
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    IC693CMM302 | GE Genius communication

    IC693CMM302 | GE Genius communication module

    • Manufacturer: GE

    GE IC693CMM302 Genius communication module GE IC693CMM302 Genius communication module GE Fanuc Automation, now under Emerson Automation. This module supports data exchange up to 31 devices with a global data leng...

    Fujian, China
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    IS415UCVHH1AB | IS415UCVHH1A GE CIRCUIT

    IS415UCVHH1AB | IS415UCVHH1A GE CIRCUIT BOARD

    • Manufacturer: GE

    GE IS415UCVHH1AB IS415UCVHH1A CIRCUIT BOARD GE IS415UCVHH1AB IS415UCVHH1A CIRCUIT BOARD GE Speedtronic Mark VIe IS415UCVHH1A is a VME Innovation Series Controller Module and is part of the gas turbine control sys...

    Fujian, China
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    IC694MDL930C | GE Output Relay

    IC694MDL930C | GE Output Relay Module

    • Manufacturer: GE

    GE IC694MDL930C Output Relay Module The IC694MDL930C is a relay output module that is part of the PACSystem RX3i platform, currently under Emerson Automation, formerly produced by GE Intelligent Platforms (GE IP)...

    Fujian, China
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    GE 8502-BI-DP Bus Interface Module

    GE 8502-BI-DP Bus Interface Module

    • Manufacturer: GE

    GE 8502-BI-DP Bus Interface Module New Factory Package Cleaned and Tested. With 1 Year Warranty. We Can Offer： 1.PLC programmable controller (): 1756/1771/1785 series, Reliance Ryan. Schneider: Modicon Quantum 14...

    Fujian, China
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    3BHE032593R0002 | IPS 21-24V-UL ABB

    3BHE032593R0002 | IPS 21-24V-UL ABB | power supply

    • Manufacturer: ABB
    • Model: 3BHE

    IPS Power Supply Get the best deals for 3BHE032593R0002 IPS 21-24V-UL IN STOCK READY TO SHIP 3BHE032593R0002 | IPS 21-24V-UL Power Supply IGBT Power Supply | ABB Buy 3BHE032593R0002 ABB IGBT Power Supply | ABB IP...

    Fujian, China
  • Trusted Seller
    AX645 3BHB001914R1 | ABB |

    AX645 3BHB001914R1 | ABB | analog mixed module

    • Manufacturer: ABB
    • Model: 3BHB

    Power Supply Unit Get the best deals for AX645 3BHB001914R1 IN STOCK READY TO SHIP Product Parameters: Analog Mixed Module,ANALOG INPUT/OUTPUT MODULE Product Model: AX645 Spare Model: 3BHB001914R1 3BHB001914R0001...

    Fujian, China
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    DP80 ASS9141AT-0 | S9140AT-00 YOKOGAWA

    DP80 ASS9141AT-0 | S9140AT-00 YOKOGAWA CIRCUIT BOARD

    • Manufacturer: Yokogawa

    YOKOGAWA DP80 ASS9141AT-0 S9140AT-00 CIRCUIT BOARD - In some modules you can remove the right-side cover and install ROM packs or change switch settings. While doing this, do not touch any components on the print...

    Fujian, China
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    ABB HENF209568R0001 P3LB Control Circuit

    ABB HENF209568R0001 P3LB Control Circuit Board

    • Manufacturer: ABB

    Control Circuit Board ABB HENF209568R0001 P3LB New & Original in Factory Packing IN STOCK READY TO SHIP Get in touch today for a quick price. All parts come with a 12 months warranty Item NO.: Order(MOQ): Payment...

    Fujian, China
  • Trusted Seller
    ABB HENF209568R1 P3LB Control Circuit

    ABB HENF209568R1 P3LB Control Circuit Board

    • Manufacturer: ABB

    Control Circuit Board ABB HENF209568R0001 P3LB New & Original in Factory Packing IN STOCK READY TO SHIP Get in touch today for a quick price. All parts come with a 12 months warranty Item NO.: Order(MOQ): Payment...

    Fujian, China
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    ABB PPD113B01 3BHE023784R1010 SCR original

    ABB PPD113B01 3BHE023784R1010 SCR original thyristor

    • Manufacturer: ABB
    • Model: 3BHE

    SCR original thyristor ABB PPD113B01 SCR original thyristor New & Original in Factory Packing IN STOCK READY TO SHIP Get in touch today for a quick price. All parts come with a 12 months warranty Item NO.: Order(...

    Fujian, China
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    6SE7038-6GL84-1BG2 Siemens interface module

    6SE7038-6GL84-1BG2 Siemens interface module

    • Manufacturer: Siemens
    • Model: 6SE7038

    CS21 Communications Module Get the best deals for 6SE7038-6GL84-1BG2 IN STOCK READY TO SHIP Product Parameters: Interface Module *Spare part* Inverter Interface board IVI Article Number (Market Facing Number):6SE...

    Fujian, China
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    1MRK002246-BE | ABB | control

    1MRK002246-BE | ABB | control board

    • Manufacturer: ABB

    Control Board ABB 1MRK002246-BE Control Board Module Spare Model: CP6200-1MRK002246-BE-CCR02 In stock ready to ship Product ID:1MRK002246-BE ABB Type Designation:*REX 670 V1.1 Catalog Description:Spare part for R...

    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.