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Used frequency controller in China

  • Trusted Seller
    2SY5016-1SB00 | SIPOS Power control

    2SY5016-1SB00 | SIPOS Power control board

    • Manufacturer: SIPOS

    SIPOS 2SY5016-1SB00 Power control board Input Voltage: 3-phase 380-500V AC (±10%), 50/60Hz Current Rating: 16A continuous (32A peak for 5s) Power Factor: ＞0.95 at full load Inrush Current Limitation: ＜20A for 50m...

    Fujian, China
  • Trusted Seller
    2SY7016-2SB00 | SIPOS Power control

    2SY7016-2SB00 | SIPOS Power control board

    • Manufacturer: SIPOS

    SIPOS 2SY7016-2SB00 Power control board Input Voltage: 3-phase 380-500V AC (±10%), 50/60Hz Current Rating: 16A continuous (32A peak for 5s) Power Factor: ＞0.95 at full load Inrush Current Limitation: ＜20A for 50m...

    Fujian, China
  • Trusted Seller
    A5E39021143 | SIEMENS GEN5 VFD

    A5E39021143 | SIEMENS GEN5 VFD Power Cell

    • Manufacturer: Siemens
    • Model: A5E

    SIEMENS Robicon A5E39021143 Power Cell Manufacturer:Siemens Model Number:A5E39021143 Series:Robicon Perfect Harmony (GEN4 or GEN5, depending on variant) Type:Power Cell for MV VFDs Input Voltage (per cell):690V A...

    Fujian, China
  • Trusted Seller
    A5E42881257 | SIEMENS Power Cell

    A5E42881257 | SIEMENS Power Cell

    • Manufacturer: Siemens
    • Model: A5E

    SIEMENS Robicon A5E42881257 Power Cell Manufacturer:Siemens Model Number:A5E42881257 Series:Perfect Harmony GH180 Type:Medium Voltage Power Cell Rated Input Voltage:690V AC DC Bus Voltage:800-950V DC Continuous C...

    Fujian, China
  • Trusted Seller
    A5E44574249 | SIEMENS Power Cell

    A5E44574249 | SIEMENS Power Cell

    • Manufacturer: Siemens
    • Model: A5E

    SIEMENS Robicon A5E44574249 Power Cell Manufacturer:Siemens Model Number:A5E44574249 Series:Perfect Harmony NXi Type:Medium Voltage Power Cell Input Voltage Range:600-690V AC DC Link Voltage:900V DC Continuous Cu...

    Fujian, China
  • Trusted Seller
    A5E42881731 | SIEMENS Power Cell

    A5E42881731 | SIEMENS Power Cell

    • Manufacturer: Siemens
    • Model: A5E

    SIEMENS Robicon A5E42881731 GH180 Power Cell Manufacturer:Siemens Model Number:A5E42881731 Series:Perfect Harmony GH180 Type:Medium Voltage Power Cell Input Voltage:690V AC (±10%) DC Link Voltage:900V DC Continuo...

    Fujian, China
  • Trusted Seller
    A5E42881719 | SIEMENS Perfect Harmony

    A5E42881719 | SIEMENS Perfect Harmony GH180 Power Cell

    • Manufacturer: Siemens
    • Model: A5E

    SIEMENS Robicon A5E42881719 Perfect Harmony GH180 Power Cell Manufacturer:Siemens Model Number:A5E42881719 Series:Perfect Harmony GH180 Type:Medium Voltage Power Cell Input Voltage:690V AC (±10%) DC Link Voltage:...

    Fujian, China
  • Trusted Seller
    3RF2330-1AA04 | SIEMENS Solid-state contactor

    3RF2330-1AA04 | SIEMENS Solid-state contactor

    • Manufacturer: Siemens
    • Model: 3RF

    SIEMENS 3RF2330-1AA04 Solid-state contactor SIEMENS 3RF2330-1AA04 Solid-state contactor 1-phase 3RF2 AC 51 / 30 A / 40 °C 48-460 V / 24 V DC screw terminal Solid-state contactor 1-phase 3RF2 AC 51 / 30 A / 40 °C ...

    Fujian, China
  • Trusted Seller
    IS210AEDBH4A | GE Printed circuit

    IS210AEDBH4A | GE Printed circuit board

    • Manufacturer: GE

    GE IS210AEDBH4A Printed circuit board The IS210AEDBH4 is a board component manufactured by GE for the Mark VI system. Part of the Speedtronic line, the Mark VI is a gas/steam turbine management program that can b...

    Fujian, China
  • no-image_en.png

    12-900V DC contactor

      12-900V DC contactor 1. Application 1.Use on Power of industrial machinery electric machine control motor control,circuit isolation,Circuit protection and safety device etc; 2.Use on automobile distribution and b...

      Zhejiang, China
    • Original FR-E740-15K-60

      Original FR-E740-15K-60

      • Manufacturer: Original

      Product Overview Industrial Automation M8 Shielded Inductive Proximity Sensor Switch Cylindrical inductive proximity switch product information 1. Detected Object: Ferromagnetic metals 2. Installation Method: Shi...

      Shanghai, China
    • China Factory Small Size 2~2000kw

      China Factory Small Size 2~2000kw 3 Phase Diesel Engine Generator 10~2000kva Diesel Electric Generators For Sale

      • Manufacturer: YLFDJ

      PRODUCT DETAILS 1.Powered by reliable engines 2.Branded alternator 3.Open type, silent type generator 4.ISO, CE certified GENERATOR SPECS: Rated output: 2 to 2,000kW/2 to 2,500kVA Rated voltage: 220V to 480V Rate...

      Guangdong, China
    • Customized Factory Price 40kw Emergency

      Customized Factory Price 40kw Emergency Factory Use Universal Land Commercial Project Industrial Genset

      • Manufacturer: YLFDJ

      PRODUCT DETAILS 1.Powered by reliable engines 2.Branded alternator 3.Open type, silent type generator 4.ISO, CE certified GENERATOR SPECS: Rated output: 2 to 2,000kW/2 to 2,500kVA Rated voltage: 220V to 480V Rate...

      $1,500 USD
      Guangdong, China
    • Professional Manufacturer Open Silent Type

      Professional Manufacturer Open Silent Type 20kw 30kw 40kw 50kw 60kw 70kw Diesel Power Generator For Hot Wholes And Lowest Price

      • Manufacturer: YLFDJ

      PRODUCT DETAILS 1.Powered by reliable engines 2.Branded alternator 3.Open type, silent type generator 4.ISO, CE certified GENERATOR SPECS: Rated output: 2 to 2,000kW/2 to 2,500kVA Rated voltage: 220V to 480V Rate...

      Guangdong, China
    • 50kva 100kva 250kva 400kva 500kva

      50kva 100kva 250kva 400kva 500kva generator diesel Open/Silent Cummin/Perkin/Volvo/Yuchai for electric power generator home

      • Manufacturer: Volvo

      PRODUCT DETAILS 1.Powered by reliable engines 2.Branded alternator 3.Open type, silent type generator 4.ISO, CE certified GENERATOR SPECS: Rated output: 2 to 2,000kW/2 to 2,500kVA Rated voltage: 220V to 480V Rate...

      Guangdong, China
    12

    Overview

    Switches are essential components in electrical and networking systems, used to control the flow of electricity or data between devices. In networking, they connect multiple devices on a local area network (LAN) and manage data traffic to ensure efficient communication. They come in various types, including managed and unmanaged switches, and are crucial for maintaining robust and scalable network infrastructure.

    FAQ

    What should I consider when buying a used switch?

    Check the switch's compatibility with your existing network, its port count, speed, and whether it is managed or unmanaged. Also, inspect the condition and request any available maintenance records.

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

    Use proper packaging materials to protect the switch from static and physical damage during transit. Opt for a reputable shipping service that specializes in handling electronic equipment.

    What maintenance is required for a switch?

    Regular maintenance includes cleaning the switch to prevent dust buildup, checking for firmware updates, monitoring performance, and ensuring proper ventilation to avoid overheating.