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Used Relays

  • Trusted Seller
    Allen Bradley Overload Relay

    Allen Bradley Overload Relay

    • Manufacturer: Allen-Bradley

    New Open Box Name: Overload Relay | Arrival date: 10-23-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 3PH, 9-45A | Weight (lb.): 1 | Available quantity: 1

    $250 USD
    Euclid, OH
  • Trusted Seller
    Pilz Safety Relay

    Pilz Safety Relay

    • Manufacturer: Pilz

    New Open Box Name: Safety Relay | Arrival date: 10-20-2025 | Dimensions l x w x h (inches): 4 x 4 x 5 | Electrical: 50/60/115/250 | Weight (lb.): 2 | Available quantity: 1 | Make year: 1991

    $225 USD
    Euclid, OH
  • Trusted Seller
    Pilz Safety Relay

    Pilz Safety Relay

    • Manufacturer: Pilz

    New No Box Name: Safety Relay | Arrival date: 10-20-2025 | Dimensions l x w x h (inches): 4 x 4 x 4 | Electrical: 50/60/115/250 | Weight (lb.): 2 | Available quantity: 2 | Make year: 1983

    $225 USD
    Euclid, OH
  • Trusted Seller
    Allen-bradley Type P Control Relay

    Allen-bradley Type P Control Relay

    • Manufacturer: Allen-Bradley
    • Model: 700-P400A1

    New Open Box Name: Type P Control Relay | Arrival date: 09-24-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 115-120V 60HZ / 110V 50HZ | Weight (lb.): 2 | Available quantity: 1

    $100 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Safety Relay

    Allen Bradley Safety Relay

    • Manufacturer: Allen-Bradley

    New Open Box Name: Safety Relay | Arrival date: 10-23-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 24VDC | Weight (lb.): 1 | Available quantity: 1

    $300 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Safety Relay

    Allen Bradley Safety Relay

    • Manufacturer: Allen-Bradley
    • Model: 440R-N23132

    New Open Box Name: Safety Relay | Arrival date: 10-23-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 50/60 HZ | Weight (lb.): 1 | Available quantity: 1

    $100 USD
    Euclid, OH
  • Trusted Seller
    Allen Bradley Overload Relay

    Allen Bradley Overload Relay

    • Manufacturer: Allen-Bradley

    New Open Box Name: Overload Relay | Arrival date: 10-23-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 3PH, 9-45A | Weight (lb.): 1 | Available quantity: 1

    $250 USD
    Euclid, OH
  • Trusted Seller
    Pinnacle Inc Double Throw Relay

    Pinnacle Inc Double Throw Relay

    • Manufacturer: Pinnacle Inc

    New Open Box Name: Double Throw Relay | Arrival date: 10-15-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 50/60HZ, 16A | Weight (lb.): 1 | Available quantity: 1

    $200 USD
    Euclid, OH
  • Trusted Seller
    Pinnacle Double Throw Relay

    Pinnacle Double Throw Relay

    • Manufacturer: Pinnacle

    New Open Box Name: Double Throw Relay | Arrival date: 10-14-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Capacity: 5W MAX | Electrical: 50/60 HZ, | Weight (lb.): 1 | Available quantity: 1

    $200 USD
    Euclid, OH
  • Trusted Seller
    Sick Safety Relay, 20 Ms

    Sick Safety Relay, 20 Ms Response Time, 2pcs

    • Manufacturer: Sick

    New Open Box, 20 Ms Response Time, Sil3, Made In Hungary, 2pcs

    $350 USD
    Euclid, OH
  • Trusted Seller
    Siemens Contactor Relay

    Siemens Contactor Relay

    • Manufacturer: Siemens

    New Open Box Name: Contactor Relay | Arrival date: 06-09-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 50/60Hz, 48/440 VDC, 230/690 VAC | Weight (lb.): 6 | Available quantity: 1

    $160 USD
    Euclid, OH
  • Trusted Seller
    Pinnacle Systems Double Throw Relay

    Pinnacle Systems Double Throw Relay

    • Manufacturer: Pinnacle Systems

    New Open Box Name: Double Throw Relay | Arrival date: 10-24-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 1

    $200 USD
    Euclid, OH
  • Trusted Seller
    Pilz Safety Relay

    Pilz Safety Relay

    • Manufacturer: Pilz

    New No Box, Made In Germany Name: Safety Relay | Arrival date: 10-07-2025 | Dimensions l x w x h (inches): 5 x 3 x 5 | Weight (lb.): 2 | Available quantity: 1 | Make year: 2019

    $100 USD
    Euclid, OH
  • Trusted Seller
    Allen-bradley, Square D, Fuji Relay,

    Allen-bradley, Square D, Fuji Relay, Current

    • Manufacturer: Allen-Bradley

    Name: Relay, Current | Arrival date: 10-08-2025 | Dimensions l x w x h (inches): 22 x 28 x 8 | Weight (lb.): 39 | Available quantity: 1

    $150 USD
    Euclid, OH
  • Trusted Seller
    Allen-bradley Guardmaster Safety Relay. 440r-n23135

    Allen-bradley Guardmaster Safety Relay. 440r-n23135

    • Manufacturer: Allen-Bradley
    • Model: MSR

    New No Box Name: Guardmaster Safety Relay. 440r-n23135 | Arrival date: 09-30-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 1

    $100 USD
    Euclid, OH
45678

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.