Energy » Electrical & Electronic Components » Relays » Siemens

Building Filters

647

Used Siemens Relays

  • Trusted Seller
    Siemens Timing Relay - 7pu4620-2aj20

    Siemens Timing Relay - 7pu4620-2aj20

    • Manufacturer: Siemens

    New Open Box, Made In Germany Name: Timing Relay | Arrival date: 10-10-2025 | Dimensions l x w x h (inches): 4 x 4 x 1 | Weight (lb.): 1 | Available quantity: 2

    $43 USD
    Euclid, OH
  • Trusted Seller
    Siemens Power Contactor. - 3rt1055-6nf36

    Siemens Power Contactor. - 3rt1055-6nf36

    • Manufacturer: Siemens
    • Model: 3RT1055

    New, Open Box Name: Power Contactor. | Arrival date: 09-12-2025 | Dimensions l x w x h (inches): 9 x 9 x 9 | Weight (lb.): 7 | Available quantity: 1

    $308 USD
    Euclid, OH
  • SIEMENS,SA23A,THERMAL OVERLOAD RELAY

    SIEMENS,SA23A,THERMAL OVERLOAD RELAY

    • Manufacturer: Siemens

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $30 USD
    Galion, OH
  • Siemens,3UA59,Overload Relay NIB

    Siemens,3UA59,Overload Relay NIB

    • Manufacturer: Siemens

    NEW OLD STOCK. Please see pictures for details. Bin 201

    $45 USD
    Galion, OH
  • SIEMENS,3RH1122-1AP60,RELAY

    SIEMENS,3RH1122-1AP60,RELAY

    • Manufacturer: Siemens

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $25 USD
    Galion, OH
  • SIEMENS-ALLIS,OLR1000CC0,OVERLOAD RELAY NOS

    SIEMENS-ALLIS,OLR1000CC0,OVERLOAD RELAY NOS

    • Manufacturer: Siemens

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $35 USD
    Galion, OH
  • SIEMENS,3UA5800-2E25-40A,OVERLOAD RELAY

    SIEMENS,3UA5800-2E25-40A,OVERLOAD RELAY

    • Manufacturer: Siemens
    • Model: 3UA5800

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $40 USD
    Galion, OH
  • Siemens,3TX71,Contact Relay 24VAC LOT of

    Siemens,3TX71,Contact Relay 24VAC LOT of 3

    • Manufacturer: Siemens

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $20 USD
    Galion, OH
  • SIEMENS,MSFG30M19,OVERLOAD THERMAL HEATER ELEMENT LOT

    SIEMENS,MSFG30M19,OVERLOAD THERMAL HEATER ELEMENT LOT OF 3 NOS

    • Manufacturer: Siemens

    SIEMENS,MSFG30M19,OVERLOAD THERMAL HEATER ELEMENT LOT OF 3 NOS What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos t...

    $18 USD
    Galion, OH
  • Siemens,3TX7144-1E6,Relay 300V 10A

    Siemens,3TX7144-1E6,Relay 300V 10A

    • Manufacturer: Siemens

    Used and in good condition. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures may differ. Please review the pictures to ma...

    $25 USD
    Galion, OH
  • Siemens,3TB5017-OA,135 Amp Size 3.5 Contactor

    Siemens,3TB5017-OA,135 Amp Size 3.5 Contactor w/OLR0900CS4 Overload Relay

    • Manufacturer: Siemens

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $375 USD
    Galion, OH
  • SIEMENS,R10-E1X6-V430,RELAY NOS

    SIEMENS,R10-E1X6-V430,RELAY NOS

    • Manufacturer: Siemens

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $15 USD
    Galion, OH
  • Siemens,3TX7144-4E5,Contact Base w/3TX71 Relay

    Siemens,3TX7144-4E5,Contact Base w/3TX71 Relay

    • Manufacturer: Siemens

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $17 USD
    Galion, OH
  • SIEMENS,3UA5900-1D,OVERLOAD RELAY NOS

    SIEMENS,3UA5900-1D,OVERLOAD RELAY NOS

    • Manufacturer: Siemens

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $65 USD
    Houston, TX
  • Trusted Seller
    Siemens 5ST2 511 Distribution Block

    Siemens 5ST2 511 Distribution Block

    • Manufacturer: Siemens

    All parts ordered before 3:30 pm (EST) typically ship same day via UPS, FedEx, or USPS! If the order is placed after 3:30 pm and you still would like it send out same day, feel free to reach out to us and we will...

    $30 USD
    Muskegon, MI
12345

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.