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Used Relays in China

  • Trusted Seller
    6634838A1 | ABB Bailey Relay

    6634838A1 | ABB Bailey Relay Board Assembly

    • Manufacturer: ABB

    ABB Bailey 6634838A1 Relay Board Assembly ABB Bailey 6634838A1 Relay Board Assembly ABB Bailey Infi 90, ABB Bailey Infi 90 and Net 90 6634838A1 Model Type: 6634837B1 Relay Board Assembly Manufacturers ABB, Bailey...

    Fujian, China
  • Trusted Seller
    PNOZ X11P | PILZ Safety

    PNOZ X11P | PILZ Safety relay

    • Manufacturer: Pilz

    PILZ PNOZ X11P Safety relay PILZ PNOZ X11P Safety relay PNOZ X11P C 24VAC 24VDC 7n/o 1n/c 2so

    Fujian, China
  • Trusted Seller
    REX521 REX521GHHGSH51G | ABB Feeder

    REX521 REX521GHHGSH51G | ABB Feeder protection relay

    • Manufacturer: ABB

    ABB REX521 REX521GHHGSH51G Feeder protection relay ABB REX521 REX521GHHGSH51G Feeder protection relay The feeder protection relay REX 521 is designed for protection, control, measuring and supervision in medium v...

    Fujian, China
  • Trusted Seller
    P220C00M11100 | ALSTOM MICOM Protection

    P220C00M11100 | ALSTOM MICOM Protection Relay

    • Manufacturer: Alsthom

    ALSTOM MICOM P220C00M11100 Protection Relay ALSTOM MICOM P220C00M11100 Protection Relay The range of MiCOM protection relays is built on the success of the MID OS, K and MODNranges by in corporating the last chan...

    Fujian, China
  • Trusted Seller
    ARM55W-000 S1 | YOKOGAWA Relay

    ARM55W-000 S1 | YOKOGAWA Relay Board

    • Manufacturer: Yokogawa

    Yokogawa ARM55W-000 S1 Relay Board Yokogawa ARM55W-000 S1 Relay Board Mechanical RelayWet Contact Output(Single / Dual redundant)AUTO/OFF/ON switch(only for ARM55T) Mechanical Relay Board Usage ：Mechanical RelayW...

    Fujian, China
  • Trusted Seller
    MRI-214 A | YOKOGAWA Relay

    MRI-214 A | YOKOGAWA Relay Input Board

    • Manufacturer: Yokogawa

    Yokogawa MRI-214*A Relay Input Board Yokogawa MRI-214*A Relay Input Board Relay input boards are connected to digital signals from the field and provide one/two contact output signals perinput. Relay input boards...

    Fujian, China
  • Trusted Seller
    EMERSON Westinghouse 5A26457G01 Relay Output

    EMERSON Westinghouse 5A26457G01 Relay Output

    • Manufacturer: Emerson

    Relay Output EMERSON Westinghouse 5A26457G01 Relay Output 10 years supplier of 100% original new products with cheap price good delivery cost and quick ship KJ3241X1-EA1 details ◆◆ Shipping Detail 1. For the in s...

    Fujian, China
  • Trusted Seller
    81546-01 | ASSY79748-01 Bently Nevada

    81546-01 | ASSY79748-01 Bently Nevada XDCR I/O & Record Terminals / Alarm Relay Outputs

    • Manufacturer: Bently Nevada

    BENTLY NEVADA 81546-01 ASSY79748-01 XDCR I/O & Record Terminals / Alarm Relay Outputs BENTLY NEVADA 81546-01 ASSY79748-01 XDCR I/O & Record Terminals / Alarm Relay Outputs Differential Expansion is the measuremen...

    Fujian, China
  • Trusted Seller
    05701-A-0327 | HONEYWELL Double SPCO

    05701-A-0327 | HONEYWELL Double SPCO Relay Card

    • Manufacturer: Honeywell

    HONEYWELL 05701-A-0327 Double SPCO Relay Card HONEYWELL 05701-A-0327 Double SPCO Relay Card Provides connections between the sensor and the control card inthe same way as the Field Interface Card. In addition, si...

    Fujian, China
  • Trusted Seller
    ABB Efore 1MRK000614-ABr04 RELAY CARD

    ABB Efore 1MRK000614-ABr04 RELAY CARD

    • Manufacturer: ABB

    ABB Efore 1MRK000614-ABr04 RELAY CARD We are best ABB Efore 1MRK000614-ABr04 RELAY CARD IN STOCK READY TO SHIP We supply best ABB Efore 1MRK000614-AAr01 PCB board BRAND/ MANUFACTURER: ABB MANUFACTURER PART NUMBER...

    Fujian, China
  • Trusted Seller
    CMA136 | 3DDE300416 ABB Generator

    CMA136 | 3DDE300416 ABB Generator Relay Terminal Board

    • Manufacturer: ABB

    ABB CMA136 3DDE300416 Generator Relay Terminal Board ABB CMA136 3DDE300416 Generator Relay Terminal Board The relay is a three-phase high-speed relayused for differential protection of ac generator andmotors Thes...

    Fujian, China
  • Trusted Seller
    SCONA-05 SCONB-00 408249 | ASI-HVE Control Board

    SCONA-05 SCONB-00 408249 | ASI-HVE Control Board

    • Manufacturer: Scona

    ASI-HVE SCONA-05 SCONB-00 408249 Control Board The ASI-HVE SCONA-05 SCONB-00 408249 is a redundant supervisory control board designed for hydro-turbine governor systems and excitation control in Alstom/GE Hydro p...

    Fujian, China
  • Trusted Seller
    TTM211/IP166 | Alstom Grid Prima

    TTM211/IP166 | Alstom Grid Prima & MiDOS relays

    • Manufacturer: Alsthom

    Alstom TTM211/IP166 L54E60000311 Grid Prima & MiDOS relays Alstom Ttm211/ip166 Produto novo porem fora da caixa do fabricante Marca:ALSTOM Modelo: Ttm211/ip166 07/11/19 Peso: 1,99kg 37x27x14 Localizador: S1CL9P1

    Fujian, China
  • Trusted Seller
    1040028A SF0620D775 Foxboro digital output

    1040028A SF0620D775 Foxboro digital output relay

    • Manufacturer: Foxboro

    CHANNEL ISOLATED Get the best deals for 1040028A SF0620D775 IN STOCK READY TO SHIP FOXBORO 1040028A SF0620D775 1040028A SF0620D775 Digital Output Relay for AK5/6 Applications 8channels Basic Info. Model No.:10400...

    Fujian, China
  • Trusted Seller
    MY4NJ Omron POWER RELAY

    MY4NJ Omron POWER RELAY

    • Manufacturer: Omron

    POWER RELAY MY4NJ AC220/240 Omron Automation and Safety General Purpose Relays GP Relay datasheet, inventory, & pricing. POWER RELAY,MINIATURE,MY4N MODEL,WITH BUILT-IN OPERATION INDICATOR,LED,5 AMP,240 VAC,28 VDC...

    Fujian, China
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Overview

Relays are electrical components used to control a circuit by a separate low-power signal or multiple signals. They are essential in various applications, including industrial automation, automotive systems, and household appliances. Relays come in different types, such as electromagnetic, solid-state, and thermal, each suited for specific functions and environments.

FAQ

What factors should I consider when purchasing a relay?

Consider the relay's voltage and current ratings, the type of relay (electromagnetic, solid-state, etc.), and the environmental conditions it will operate in. Compatibility with your existing system is also crucial.

How can I ensure my relay is shipped safely?

Ensure the relay is packed in anti-static packaging and cushioned to prevent damage during transit. Use a reliable shipping service that handles fragile electronic components.

What maintenance is required for relays?

Regular maintenance includes checking for signs of wear or damage, ensuring connections are secure, and occasionally cleaning contact points if applicable. Follow the manufacturer's guidelines for specific maintenance procedures.